HORIZON SHIELD JIDEC
jidec.horizonshield.dev
· The HORIZONs株式会社
Read-only MCP interface to JIDEC / NENRIN, a Bitcoin-anchored public verification ledger. Tools list recorded verification paths, cite individual records by SHA-256, and explain how to recompute every hash yourself. The operator holds no delete route in code: valid submissions stay, including ones that embarrass the operator. Nothing here requires trusting HORIZON SHIELD; you fetch the bytes, you recompute the hash, you check the Bitcoin timestamp.
jidec.horizonshield.dev via a single DNS TXT record to add the
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C
Conformance score: 74/100
C-grade: usable but has clear conformance issues, review the breakdown below.
click to expand breakdown ▾
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agent-card.json changed within the last 7 days. We track these so downstream callers can react.
Activity (audit trail)
last 24h · 0 invocations Public aggregate · no PII recordedPer event type (7d)
Recent events (last 20)
| When | Event | Method | Status | Latency |
|---|---|---|---|---|
| 2026-09-07T13:39:35 | search_click | /agents |
— ok | 2ms |
Try it
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Endpoints
| Agent card | https://jidec.horizonshield.dev/.well-known/agent-card.json |
| Provider | https://shield.the-horizons-innovation.com |
Skills · 4 declared · mapped to canonical taxonomy
Enumerate the verification paths recorded on the ledger, newest first, with their anchor status.
Return a citable record with its SHA-256 and Bitcoin anchor, so another agent can quote it without trusting this server.
Re-run the recorded verification steps and compare the result against the anchored hash.
Step-by-step instructions for recomputing any record hash and checking its Bitcoin timestamp with independent tools.
Health · last 19 probes
Who's calling this agent 30d
1 interactions captured (impressions + lookups + A2A calls)
web
1
Public teaser: top-3 per dimension only. Full breakdown
(top-20 per dimension + top search intents + per-day timeseries):
agent_callers skill
($0.05/call, $0 on
Enterprise).
Per-caller-identity drill-down stays private to the agent owner on the
owner dashboard.
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[](https://agenstry.com/agents/jidec.horizonshield.dev) [](https://agenstry.com/agents/jidec.horizonshield.dev) [](https://agenstry.com/agents/jidec.horizonshield.dev) [](https://agenstry.com/agents/jidec.horizonshield.dev)
Audit-grade evidence bundle
JSON snapshot for vendor-review files. Add ?sign=true for a JWS-signed envelope verifiable against
our JWKS. See the methodology.
Raw agent card JSON
{
"supportedInterfaces": [
{
"url": "https://jidec.horizonshield.dev/a2a",
"protocolBinding": "JSONRPC",
"protocolVersion": "1.0"
},
{
"url": "https://jidec.horizonshield.dev/a2a",
"protocolBinding": "JSONRPC",
"protocolVersion": "0.3"
}
],
"protocolVersion": "0.3.0",
"name": "HORIZON SHIELD JIDEC",
"description": "Read-only MCP interface to JIDEC / NENRIN, a Bitcoin-anchored public verification ledger. Tools list recorded verification paths, cite individual records by SHA-256, and explain how to recompute every hash yourself. The operator holds no delete route in code: valid submissions stay, including ones that embarrass the operator. Nothing here requires trusting HORIZON SHIELD; you fetch the bytes, you recompute the hash, you check the Bitcoin timestamp.",
"url": "https://jidec.horizonshield.dev/a2a",
"preferredTransport": "JSONRPC",
"provider": {
"organization": "The HORIZONs\u682a\u5f0f\u4f1a\u793e",
"url": "https://shield.the-horizons-innovation.com"
},
"version": "1.2.1",
"capabilities": {
"streaming": false,
"pushNotifications": false,
"stateTransitionHistory": 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": "other",
"paid_by_note": "The operator funds this ledger itself, as the cost of making its own conduct checkable. Reading is free. Witness submission is free. No listed party pays, no reader pays, and there is no paid placement.",
"referral_fee": false,
"listing_fee": false,
"success_fee_pct": 0,
"disclosure_url": "https://ledger.horizonshield.dev/llms.txt"
},
"measured_endpoints": [
"https://jidec.horizonshield.dev/mcp"
],
"conduct_record": "https://gate.horizonshield.dev/history?endpoint=https%3A%2F%2Fjidec.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"
}
}
}
]
},
"defaultInputModes": [
"application/json",
"text/plain"
],
"defaultOutputModes": [
"application/json",
"text/plain"
],
"compensation": {
"paid_by": "other",
"paid_by_note": "The operator funds this ledger itself, as the cost of making its own conduct checkable. Reading is free. Witness submission is free. No listed party pays, no reader pays, and there is no paid placement.",
"referral_fee": false,
"listing_fee": false,
"success_fee_pct": 0,
"disclosure_url": "https://ledger.horizonshield.dev/llms.txt"
},
"skills": [
{
"id": "jidec-list-paths",
"name": "List verification paths",
"description": "Enumerate the verification paths recorded on the ledger, newest first, with their anchor status.",
"tags": [
"ledger",
"verification",
"bitcoin"
]
},
{
"id": "jidec-cite",
"name": "Cite a record",
"description": "Return a citable record with its SHA-256 and Bitcoin anchor, so another agent can quote it without trusting this server.",
"tags": [
"citation",
"sha256",
"opentimestamps"
]
},
{
"id": "jidec-replay",
"name": "Replay a verification",
"description": "Re-run the recorded verification steps and compare the result against the anchored hash.",
"tags": [
"replay",
"recompute"
]
},
{
"id": "jidec-how-to-verify",
"name": "How to verify",
"description": "Step-by-step instructions for recomputing any record hash and checking its Bitcoin timestamp with independent tools.",
"tags": [
"verify",
"instructions"
]
}
],
"signatures": [
{
"protected": "eyJhbGciOiJFUzI1NiIsInR5cCI6IkpPU0UiLCJraWQiOiJocy0yMDI2LTA5Iiwiamt1IjoiaHR0cHM6Ly9qaWRlYy5ob3Jpem9uc2hpZWxkLmRldi8ud2VsbC1rbm93bi9qd2tzLmpzb24ifQ",
"signature": "lqSQRXp74eVp0OUW9-vJB-3FvXK4mYYo-1DbK3rSJYAqF1ehfjI3r19M0dW7XxwmuU0y_UkbUxV5VXsSrMKisg"
}
]
}