{"domain":"gate.horizonshield.dev","count":19,"changes":[{"captured_at":"2026-11-06T07:38:44.652213","card_hash":"269d54eeded4ed58aa09e6da06738008a72cfb07443b179f1bf8174b683dbee8","previous_card_hash":"b4d20034b2204b911bb17fe9fb3167dc4e0d49477ca37f59b16930276d9da520","diff":{"skills_added":[],"skills_removed":[],"skills_changed":[],"fields_changed":[{"field":"version","before":"0.4.23","after":"0.4.24"}],"other_changed":false,"is_empty":false,"human_summary":"version 0.4.23 → 0.4.24"}},{"captured_at":"2026-11-05T23:09:42.208760","card_hash":"b4d20034b2204b911bb17fe9fb3167dc4e0d49477ca37f59b16930276d9da520","previous_card_hash":"03e2f845cf0ceec5e68710c132b076f877b266751313686b9f065f22ce6a1942","diff":{"skills_added":[],"skills_removed":[],"skills_changed":[],"fields_changed":[{"field":"version","before":"0.4.22","after":"0.4.23"}],"other_changed":false,"is_empty":false,"human_summary":"version 0.4.22 → 0.4.23"}},{"captured_at":"2026-11-05T11:49:29.784821","card_hash":"03e2f845cf0ceec5e68710c132b076f877b266751313686b9f065f22ce6a1942","previous_card_hash":"ae25b17dda2580af7845f2d4c1676533c9a2f8145abff749d49b502a020948a1","diff":{"skills_added":[],"skills_removed":[],"skills_changed":[],"fields_changed":[{"field":"version","before":"0.4.21","after":"0.4.22"}],"other_changed":false,"is_empty":false,"human_summary":"version 0.4.21 → 0.4.22"}},{"captured_at":"2026-11-05T11:33:05.326942","card_hash":"ae25b17dda2580af7845f2d4c1676533c9a2f8145abff749d49b502a020948a1","previous_card_hash":"6b1d4ea492475e2e3a414295dac67f6557d84ae5d46842fd029e6c80a2af1fa4","diff":{"skills_added":[],"skills_removed":[],"skills_changed":[],"fields_changed":[{"field":"version","before":"0.4.20","after":"0.4.21"}],"other_changed":false,"is_empty":false,"human_summary":"version 0.4.20 → 0.4.21"}},{"captured_at":"2026-10-21T17:49:51.644588","card_hash":"6b1d4ea492475e2e3a414295dac67f6557d84ae5d46842fd029e6c80a2af1fa4","previous_card_hash":"c577d9bbd59c868dd3ad09ea56d97d9ed5990e3ffb356f9716eae6359f95dfac","diff":{"skills_added":[],"skills_removed":[],"skills_changed":[{"id":"conditions","fields":["description"]},{"id":"is-verified","fields":["description"]},{"id":"lookup","fields":["description"]},{"id":"verify","fields":["description"]}],"fields_changed":[{"field":"description","before":"Checks whether an MCP server exists, publishes an agent card, discloses who pays it, and returns identical output for identical input. Free. Conformance and disclosure only; this gate does not verify that any price returned by a checked server is correct.","after":"Checks whether an MCP server exists, publishes an agent card, discloses who pays it, and returns identical output for identical input. Free. Conformance and disclosure only; this gate does not verify that any price returned by a checked server is correct. Cloudflare in front of this gate refuses some default client signatures, such as Python urllib, with HTTP 403 and error code 1010 before the request reaches the gate: send an explicit User-Agent. A 403 with error code 1010 is not this gate's authentication answer."}],"other_changed":false,"is_empty":false,"human_summary":"updated 4 skills · description Checks whether an MCP server exists, pub → Checks whether an MCP server exists, pub"}},{"captured_at":"2026-09-30T17:56:58","card_hash":"c577d9bbd59c868dd3ad09ea56d97d9ed5990e3ffb356f9716eae6359f95dfac","previous_card_hash":"7c3bcb5f963342b665819cd89d94f08003021cb68e140e57915215a0dabe01c3","diff":{"skills_added":[],"skills_removed":[],"skills_changed":[],"fields_changed":[{"field":"version","before":"0.4.18","after":"0.4.20"}],"other_changed":false,"is_empty":false,"human_summary":"version 0.4.18 → 0.4.20"}},{"captured_at":"2026-09-28T14:46:47","card_hash":"7c3bcb5f963342b665819cd89d94f08003021cb68e140e57915215a0dabe01c3","previous_card_hash":"24969394720c63e341069dc630026e8c55357f10c7c3d368a977e78c12411f5b","diff":{"skills_added":[],"skills_removed":[],"skills_changed":[],"fields_changed":[{"field":"version","before":"0.4.15","after":"0.4.18"}],"other_changed":false,"is_empty":false,"human_summary":"version 0.4.15 → 0.4.18"}},{"captured_at":"2026-09-26T19:30:24","card_hash":"24969394720c63e341069dc630026e8c55357f10c7c3d368a977e78c12411f5b","previous_card_hash":"820b8ed579a4abfacaf9694dc641461365311e6a8c66a5078b4c6a41dbcbda56","diff":{"skills_added":[],"skills_removed":[],"skills_changed":[],"fields_changed":[{"field":"version","before":"0.4.14","after":"0.4.15"},{"field":"capabilities","before":{"streaming":false,"pushNotifications":false,"extensions":[{"uri":"https://gate.horizonshield.dev/ext/conduct/v1","description":"Who pays this agent, where its measured conduct record lives, and where to file a witness walk. The specification is served at the URI.","required":false,"params":{"compensation":{"paid_by":"buyer","referral_fee":false,"listing_fee":false,"success_fee_pct":0,"disclosure_url":"https://shield.the-horizons-innovation.com/yakumo/plans/"},"measured_endpoints":["https://gate.horizonshield.dev/mcp"],"conduct_record":"https://gate.horizonshield.dev/history?endpoint=https%3A%2F%2Fgate.horizonshield.dev%2Fmcp","verdict_recipe":"https://gate.horizonshield.dev/spec","witness_intake":"https://ledger.horizonshield.dev/witness","register":"https://gate.horizonshield.dev/register","identity":{"kind":"did","ref":"did:web:gate.horizonshield.dev"},"witness_policy":{"reciprocal":true},"witness_reply":{"transport":"a2a","answers":"https://gate.horizonshield.dev/a2a","request_schema":"nenrin-witness-request-v1","reply_schema":"nenrin-witness-observation-v1","key_url":"https://gate.horizonshield.dev/keys/witness.json","surfaces":["health.gate_commit","agent-card.signature","well-known.jwks","well-known.openai-apps-challenge","ext.conduct-v1.spec","keys.agreement","keys.witness","keys.operator","well-known.did"],"note":"When drawn, this gate measures the listed public surfaces of the requested endpoint from its own vantage and returns one Ed25519-signed nenrin-witness-observation-v1 (the key served at key_url, conduct-v1.1 section 11.4). It refuses to witness itself (self_witness) and refuses non-public targets. reciprocal here means it answers a draw; it does not initiate an unprompted caller_card walk-back."},"rings":{"spec":"https://github.com/ogasurfproject-jpg/horizon-shield/blob/main/workers/hs-ledger/nenrin/NENRIN_SPEC_v1.md","spec_sha256":"9ccba2e325fd2a555fcdb2dec519b8c6bf7a669064674846aea98ecfff824e3d","base":"https://raw.githubusercontent.com/ogasurfproject-jpg/mcp-conduct-register/main/rings/","path":"<slug>/<YYYY-MM>.json","slug":"endpoint URL without https://, lower case, every run of characters outside [a-z0-9] replaced by one hyphen, hyphens trimmed at both ends","ledger":"https://ledger.horizonshield.dev/ledger"}}}]},"after":{"streaming":false,"pushNotifications":false,"extensions":[{"uri":"https://gate.horizonshield.dev/ext/conduct/v1","description":"Who pays this agent, where its measured conduct record lives, and where to file a witness walk. The specification is served at the URI.","required":false,"params":{"compensation":{"paid_by":"buyer","referral_fee":false,"listing_fee":false,"success_fee_pct":0,"disclosure_url":"https://shield.the-horizons-innovation.com/yakumo/plans/"},"measured_endpoints":["https://gate.horizonshield.dev/mcp"],"conduct_record":"https://gate.horizonshield.dev/history?endpoint=https%3A%2F%2Fgate.horizonshield.dev%2Fmcp","verdict_recipe":"https://gate.horizonshield.dev/spec","witness_intake":"https://ledger.horizonshield.dev/witness","register":"https://gate.horizonshield.dev/register","identity":{"kind":"did","ref":"did:web:gate.horizonshield.dev"},"witness_policy":{"reciprocal":true},"witness_reply":{"transport":"a2a","answers":"https://gate.horizonshield.dev/a2a","request_schema":"nenrin-witness-request-v1","reply_schema":"nenrin-witness-observation-v1","key_url":"https://gate.horizonshield.dev/keys/witness.json","surfaces":["health.gate_commit","agent-card.signature","well-known.jwks","well-known.openai-apps-challenge","ext.conduct-v1.spec","keys.agreement","keys.witness","keys.operator","well-known.did"],"note":"When drawn, this gate measures the listed public surfaces of the requested endpoint from its own vantage and returns one Ed25519-signed nenrin-witness-observation-v1 (the key served at key_url, conduct-v1.1 section 11.4). It refuses to witness itself (self_witness) and refuses non-public targets. reciprocal here means it answers a draw; it does not initiate an unprompted caller_card walk-back."},"rings":{"spec":"https://github.com/ogasurfproject-jpg/horizon-shield/blob/main/workers/hs-ledger/nenrin/NENRIN_SPEC_v1.md","spec_sha256":"9ccba2e325fd2a555fcdb2dec519b8c6bf7a669064674846aea98ecfff824e3d","base":"https://raw.githubusercontent.com/ogasurfproject-jpg/mcp-conduct-register/main/rings/","path":"<slug>/<YYYY-MM>.json","slug":"endpoint URL without https://, lower case, every run of characters outside [a-z0-9] replaced by one hyphen, hyphens trimmed at both ends","ledger":"https://ledger.horizonshield.dev/ledger"}}},{"uri":"https://gate.horizonshield.dev/ext/legal-entity/v1","description":"The legal entity that answers for this agent, declared inside the signed bytes. The specification is served at the URI.","required":false,"params":{"registry":"JP","scheme":"houjin-bango","id":"7021001075279","name":"The HORIZ音s Co., Ltd.","lookup_url":"https://www.houjin-bangou.nta.go.jp/henkorireki-johoto.html?selHouzinNo=7021001075279"}}]}}],"other_changed":false,"is_empty":false,"human_summary":"version 0.4.14 → 0.4.15 · capabilities extensions, pushNotifications, streaming → extensions, pushNotifications, streaming"}},{"captured_at":"2026-09-24T10:53:28","card_hash":"820b8ed579a4abfacaf9694dc641461365311e6a8c66a5078b4c6a41dbcbda56","previous_card_hash":"70e81c940067cb3c2716727781b33b8f134bb697390590222038ac9126bf2b95","diff":{"skills_added":[{"id":"conditions","name":"Verification conditions","description":"Return the exact conditions this gate measures (MCP reachability, agent card, compensation disclosure, deterministic output) and how each verdict is recomputed. The get_conditions tool over MCP and GET /spec serve the same methodology.","tags":["methodology","transparency","spec"],"inputModes":["text/plain"],"outputModes":["application/json"]},{"id":"is-verified","name":"Verification status","description":"Report whether an endpoint's latest measurement passed all measured conditions. Returns true or null (state: verified, pending, held, watched, absent), never false. Available as the is_verified tool over MCP.","tags":["verification","status","honest-null"],"inputModes":["text/plain"],"outputModes":["application/json"]},{"id":"lookup","name":"Register lookup","description":"Look up an endpoint's record on the public register: its latest verdict, state, and record SHA-256, with a recompute URL. Available as the lookup_server tool over MCP.","tags":["register","lookup","recomputable"],"inputModes":["text/plain"],"outputModes":["application/json"]}],"skills_removed":[],"skills_changed":[{"id":"check","fields":["inputModes","outputModes"]},{"id":"verify","fields":["inputModes","outputModes"]}],"fields_changed":[{"field":"provider","before":{"organization":"The HORIZ音s Co., Ltd.","url":"https://shield.the-horizons-innovation.com"},"after":{"organization":"The HORIZ音s Co., Ltd.","url":"https://shield.the-horizons-innovation.com","legalEntity":{"registry":"JP","scheme":"houjin-bango","id":"7021001075279","name":"The HORIZ音s Co., Ltd."}}}],"other_changed":false,"is_empty":false,"human_summary":"added 3 skills · updated 2 skills · provider The HORIZ音s Co., Ltd. → The HORIZ音s Co., Ltd."}},{"captured_at":"2026-09-22T09:08:20","card_hash":"70e81c940067cb3c2716727781b33b8f134bb697390590222038ac9126bf2b95","previous_card_hash":"d5425171919c93dd0f6ec73b623f2fdfe57e4fc2b4dac4caf08be2f37f03e93f","diff":{"skills_added":[],"skills_removed":[],"skills_changed":[],"fields_changed":[{"field":"version","before":"0.4.7","after":"0.4.14"},{"field":"protocolVersion","before":"0.3.0","after":"1.0"},{"field":"securitySchemes","before":null,"after":{"operator":{"apiKeySecurityScheme":{"location":"header","name":"x-sweep-token","description":"Operator-only routes (POST /sweep, POST /register/quarantine, POST /mould, DELETE /watch, the paid tier of POST /watch). No skill on this card requires it: the A2A interface at /a2a and the MCP interface at /mcp are public and unauthenticated."}}}},{"field":"securityRequirements","before":null,"after":[{}]},{"field":"capabilities","before":{"streaming":false,"pushNotifications":false,"extensions":[{"uri":"https://gate.horizonshield.dev/ext/conduct/v1","description":"Who pays this agent, where its measured conduct record lives, and where to file a witness walk. The specification is served at the URI.","required":false,"params":{"compensation":{"paid_by":"buyer","referral_fee":false,"listing_fee":false,"success_fee_pct":0,"disclosure_url":"https://shield.the-horizons-innovation.com/yakumo/plans/"},"measured_endpoints":["https://gate.horizonshield.dev/mcp"],"conduct_record":"https://gate.horizonshield.dev/history?endpoint=https%3A%2F%2Fgate.horizonshield.dev%2Fmcp","verdict_recipe":"https://gate.horizonshield.dev/spec","witness_intake":"https://ledger.horizonshield.dev/witness","register":"https://gate.horizonshield.dev/register","rings":{"spec":"https://github.com/ogasurfproject-jpg/horizon-shield/blob/main/workers/hs-ledger/nenrin/NENRIN_SPEC_v1.md","spec_sha256":"9ccba2e325fd2a555fcdb2dec519b8c6bf7a669064674846aea98ecfff824e3d","base":"https://raw.githubusercontent.com/ogasurfproject-jpg/mcp-conduct-register/main/rings/","path":"<slug>/<YYYY-MM>.json","slug":"endpoint URL without https://, lower case, every run of characters outside [a-z0-9] replaced by one hyphen, hyphens trimmed at both ends","ledger":"https://ledger.horizonshield.dev/ledger"}}}]},"after":{"streaming":false,"pushNotifications":false,"extensions":[{"uri":"https://gate.horizonshield.dev/ext/conduct/v1","description":"Who pays this agent, where its measured conduct record lives, and where to file a witness walk. The specification is served at the URI.","required":false,"params":{"compensation":{"paid_by":"buyer","referral_fee":false,"listing_fee":false,"success_fee_pct":0,"disclosure_url":"https://shield.the-horizons-innovation.com/yakumo/plans/"},"measured_endpoints":["https://gate.horizonshield.dev/mcp"],"conduct_record":"https://gate.horizonshield.dev/history?endpoint=https%3A%2F%2Fgate.horizonshield.dev%2Fmcp","verdict_recipe":"https://gate.horizonshield.dev/spec","witness_intake":"https://ledger.horizonshield.dev/witness","register":"https://gate.horizonshield.dev/register","identity":{"kind":"did","ref":"did:web:gate.horizonshield.dev"},"witness_policy":{"reciprocal":true},"witness_reply":{"transport":"a2a","answers":"https://gate.horizonshield.dev/a2a","request_schema":"nenrin-witness-request-v1","reply_schema":"nenrin-witness-observation-v1","key_url":"https://gate.horizonshield.dev/keys/witness.json","surfaces":["health.gate_commit","agent-card.signature","well-known.jwks","well-known.openai-apps-challenge","ext.conduct-v1.spec","keys.agreement","keys.witness","keys.operator","well-known.did"],"note":"When drawn, this gate measures the listed public surfaces of the requested endpoint from its own vantage and returns one Ed25519-signed nenrin-witness-observation-v1 (the key served at key_url, conduct-v1.1 section 11.4). It refuses to witness itself (self_witness) and refuses non-public targets. reciprocal here means it answers a draw; it does not initiate an unprompted caller_card walk-back."},"rings":{"spec":"https://github.com/ogasurfproject-jpg/horizon-shield/blob/main/workers/hs-ledger/nenrin/NENRIN_SPEC_v1.md","spec_sha256":"9ccba2e325fd2a555fcdb2dec519b8c6bf7a669064674846aea98ecfff824e3d","base":"https://raw.githubusercontent.com/ogasurfproject-jpg/mcp-conduct-register/main/rings/","path":"<slug>/<YYYY-MM>.json","slug":"endpoint URL without https://, lower case, every run of characters outside [a-z0-9] replaced by one hyphen, hyphens trimmed at both ends","ledger":"https://ledger.horizonshield.dev/ledger"}}}]}},{"field":"provider","before":{"organization":"The HORIZ音s Co., Ltd."},"after":{"organization":"The HORIZ音s Co., Ltd.","url":"https://shield.the-horizons-innovation.com"}}],"other_changed":false,"is_empty":false,"human_summary":"version 0.4.7 → 0.4.14 · protocolVersion 0.3.0 → 1.0 · securitySchemes ∅ → operator · securityRequirements ∅ →  · capabilities extensions, pushNotifications, streaming → extensions, pushNotifications, streaming · provider The HORIZ音s Co., Ltd. → The HORIZ音s Co., Ltd."}},{"captured_at":"2026-09-12T13:44:28","card_hash":"d5425171919c93dd0f6ec73b623f2fdfe57e4fc2b4dac4caf08be2f37f03e93f","previous_card_hash":"d6f01b14bd02951678bd2e3e79a78c6fa50e0814754f1da872c34126d7fca087","diff":{"skills_added":[],"skills_removed":[],"skills_changed":[],"fields_changed":[{"field":"version","before":"0.4.5","after":"0.4.7"}],"other_changed":false,"is_empty":false,"human_summary":"version 0.4.5 → 0.4.7"}},{"captured_at":"2026-09-10T15:53:08","card_hash":"d6f01b14bd02951678bd2e3e79a78c6fa50e0814754f1da872c34126d7fca087","previous_card_hash":"2ba7c78c65a73fafd70e794ef02ded4e14a3ba74e8d4b9af7fa0677976c1a909","diff":{"skills_added":[],"skills_removed":[],"skills_changed":[],"fields_changed":[{"field":"version","before":"0.4.2","after":"0.4.5"}],"other_changed":false,"is_empty":false,"human_summary":"version 0.4.2 → 0.4.5"}},{"captured_at":"2026-09-09T02:02:17","card_hash":"2ba7c78c65a73fafd70e794ef02ded4e14a3ba74e8d4b9af7fa0677976c1a909","previous_card_hash":"7e0a3fcc2e5e56aee6971c13d8b3018fc4147a5f1d24dbd6572b96e16fb1deec","diff":{"skills_added":[],"skills_removed":[],"skills_changed":[],"fields_changed":[{"field":"version","before":"0.4.0","after":"0.4.2"}],"other_changed":false,"is_empty":false,"human_summary":"version 0.4.0 → 0.4.2"}},{"captured_at":"2026-09-07T00:36:50","card_hash":"7e0a3fcc2e5e56aee6971c13d8b3018fc4147a5f1d24dbd6572b96e16fb1deec","previous_card_hash":"a0d43e9a7bbeafb61047f2407f0b8a0ecf8634bc0cd4ac88beeae1ec10c62bb3","diff":{"skills_added":[],"skills_removed":[],"skills_changed":[{"id":"check","fields":["description"]}],"fields_changed":[{"field":"version","before":"0.2.4","after":"0.4.0"},{"field":"protocolVersion","before":"0.2.0","after":"0.3.0"},{"field":"url","before":"https://gate.horizonshield.dev","after":"https://gate.horizonshield.dev/a2a"},{"field":"supportedInterfaces","before":null,"after":[{"url":"https://gate.horizonshield.dev/a2a","protocolBinding":"JSONRPC","protocolVersion":"1.0"},{"url":"https://gate.horizonshield.dev/a2a","protocolBinding":"JSONRPC","protocolVersion":"0.3"}]},{"field":"capabilities","before":{"streaming":false,"pushNotifications":false},"after":{"streaming":false,"pushNotifications":false,"extensions":[{"uri":"https://gate.horizonshield.dev/ext/conduct/v1","description":"Who pays this agent, where its measured conduct record lives, and where to file a witness walk. The specification is served at the URI.","required":false,"params":{"compensation":{"paid_by":"buyer","referral_fee":false,"listing_fee":false,"success_fee_pct":0,"disclosure_url":"https://shield.the-horizons-innovation.com/yakumo/plans/"},"measured_endpoints":["https://gate.horizonshield.dev/mcp"],"conduct_record":"https://gate.horizonshield.dev/history?endpoint=https%3A%2F%2Fgate.horizonshield.dev%2Fmcp","verdict_recipe":"https://gate.horizonshield.dev/spec","witness_intake":"https://ledger.horizonshield.dev/witness","register":"https://gate.horizonshield.dev/register","rings":{"spec":"https://github.com/ogasurfproject-jpg/horizon-shield/blob/main/workers/hs-ledger/nenrin/NENRIN_SPEC_v1.md","spec_sha256":"9ccba2e325fd2a555fcdb2dec519b8c6bf7a669064674846aea98ecfff824e3d","base":"https://raw.githubusercontent.com/ogasurfproject-jpg/mcp-conduct-register/main/rings/","path":"<slug>/<YYYY-MM>.json","slug":"endpoint URL without https://, lower case, every run of characters outside [a-z0-9] replaced by one hyphen, hyphens trimmed at both ends","ledger":"https://ledger.horizonshield.dev/ledger"}}}]}}],"other_changed":true,"is_empty":false,"human_summary":"updated 1 skill · version 0.2.4 → 0.4.0 · protocolVersion 0.2.0 → 0.3.0 · url https://gate.horizonshield.dev → https://gate.horizonshield.dev/a2a · supportedInterfaces ∅ → https://gate.horizonshield.dev/a2a (JSON · capabilities none → extensions, pushNotifications, streaming"}},{"captured_at":"2026-09-04T22:03:18","card_hash":"a0d43e9a7bbeafb61047f2407f0b8a0ecf8634bc0cd4ac88beeae1ec10c62bb3","previous_card_hash":"3f3784e5dfc3984ea8886b15a4ecb5088ceb8e70fe5adf5da0670fa1c8565964","diff":{"skills_added":[],"skills_removed":[],"skills_changed":[],"fields_changed":[{"field":"version","before":"0.2.2","after":"0.2.4"}],"other_changed":false,"is_empty":false,"human_summary":"version 0.2.2 → 0.2.4"}},{"captured_at":"2026-08-31T04:35:53","card_hash":"3f3784e5dfc3984ea8886b15a4ecb5088ceb8e70fe5adf5da0670fa1c8565964","previous_card_hash":"e6e4063f04ec9872fa941a184cba45a45dc49cddf61893269ffaf5e1fda8d4a5","diff":{"skills_added":[],"skills_removed":[],"skills_changed":[],"fields_changed":[{"field":"version","before":"0.2.1","after":"0.2.2"}],"other_changed":false,"is_empty":false,"human_summary":"version 0.2.1 → 0.2.2"}},{"captured_at":"2026-08-22T01:32:29","card_hash":"e6e4063f04ec9872fa941a184cba45a45dc49cddf61893269ffaf5e1fda8d4a5","previous_card_hash":"95888cd69dc31f02eb0d2e35130757378f4e50c1178934cdea32f40d7a5d09ac","diff":{"skills_added":[],"skills_removed":[],"skills_changed":[],"fields_changed":[{"field":"name","before":"Yakumo Verification Gate","after":"MCP Verification Gate"}],"other_changed":false,"is_empty":false,"human_summary":"name Yakumo Verification Gate → MCP Verification Gate"}},{"captured_at":"2026-08-17T05:29:34","card_hash":"95888cd69dc31f02eb0d2e35130757378f4e50c1178934cdea32f40d7a5d09ac","previous_card_hash":"a8687925b05bd1a240da58fa82f4e612e9a424cf1de66fbeab988f6b07b72333","diff":{"skills_added":[],"skills_removed":[],"skills_changed":[],"fields_changed":[{"field":"version","before":"0.2.0","after":"0.2.1"}],"other_changed":false,"is_empty":false,"human_summary":"version 0.2.0 → 0.2.1"}},{"captured_at":"2026-08-09T08:13:23","card_hash":"a8687925b05bd1a240da58fa82f4e612e9a424cf1de66fbeab988f6b07b72333","previous_card_hash":null,"diff":{"skills_added":[{"id":"check","name":"Conformance check","description":"POST /check with an MCP endpoint URL, or call the check_conformance tool over MCP at /mcp. Returns a verdict with a recomputable SHA-256.","tags":["mcp","verification","conformance","disclosure"],"inputModes":null,"outputModes":null},{"id":"verify","name":"Verdict verification","description":"Recompute the SHA-256 of a verdict this gate issued, so you do not have to trust the issuer. Available as the verify_verdict tool over MCP.","tags":["verification","tamper-evident","recomputable"],"inputModes":null,"outputModes":null}],"skills_removed":[],"skills_changed":[],"fields_changed":[{"field":"name","before":null,"after":"Yakumo Verification Gate"},{"field":"description","before":null,"after":"Checks whether an MCP server exists, publishes an agent card, discloses who pays it, and returns identical output for identical input. Free. Conformance and disclosure only; this gate does not verify that any price returned by a checked server is correct."},{"field":"version","before":null,"after":"0.2.0"},{"field":"protocolVersion","before":null,"after":"0.2.0"},{"field":"url","before":null,"after":"https://gate.horizonshield.dev"},{"field":"preferredTransport","before":null,"after":"JSONRPC"},{"field":"capabilities","before":null,"after":{"streaming":false,"pushNotifications":false}},{"field":"provider","before":null,"after":{"organization":"The HORIZ音s Co., Ltd."}}],"other_changed":true,"is_empty":false,"human_summary":"added 2 skills · name ∅ → Yakumo Verification Gate · description ∅ → Checks whether an MCP server exists, pub · version ∅ → 0.2.0 · protocolVersion ∅ → 0.2.0 · url ∅ → https://gate.horizonshield.dev · preferredTransport ∅ → JSONRPC · capabilities ∅ → none · provider ∅ → The HORIZ音s Co., Ltd."}}]}