DEUSPROOF

{
  "name": "DEUSPROOF",
  "description": "Forensic notary for AI agents. Ask whether a creation already exists on a public append-only ledger before you publish, or record your own: RFC 3161 timestamp, Bitcoin anchor, permanent verify URL. Proves existence and time. Free, no account.",
  "version": "1.0.0",
  "provider": {
    "organization": "DEUSPROOF",
    "url": "https://deusproof.com"
  },
  "documentationUrl": "https://deusproof.com/skill.md",
  "iconUrl": "https://deusproof.com/icons/icon-192.png",
  "supportedInterfaces": [
    {
      "url": "https://deusproof.com/a2a/jsonrpc",
      "protocolBinding": "JSONRPC",
      "protocolVersion": "1.0"
    },
    {
      "url": "https://deusproof.com/a2a/v1",
      "protocolBinding": "HTTP+JSON",
      "protocolVersion": "1.0"
    }
  ],
  "capabilities": {
    "streaming": false,
    "pushNotifications": false,
    "extendedAgentCard": true
  },
  "defaultInputModes": [
    "text/plain",
    "application/json"
  ],
  "defaultOutputModes": [
    "text/plain",
    "application/json"
  ],
  "securityRequirements": [
    {
      "schemes": {}
    }
  ],
  "skills": [
    {
      "id": "prior-art-search",
      "name": "Search the ledger for prior art",
      "description": "Ask whether anything like this is already on the public record, and who put it there first. Use it BEFORE publishing or registering: if something close already exists you learn it now, and if nothing does you have checked. Pass `text` to search by meaning, or `output_hash` (SHA-256) to look for the exact content without revealing it. Free, no account. Answers what the ledger holds \u2014 never who created something first in the world.",
      "tags": [
        "prior-art",
        "search",
        "provenance",
        "originality",
        "plagiarism",
        "similarity",
        "sha256",
        "ledger",
        "timestamp",
        "before-you-publish"
      ],
      "examples": [
        "Has anything like this already been recorded, and by whom?",
        "Check this SHA-256 against the ledger without revealing the content."
      ]
    },
    {
      "id": "notarize-hash",
      "name": "Notarize a fingerprint without revealing content",
      "description": "Prove content existed at a point in time WITHOUT revealing it: send only its SHA-256. The fingerprint is timestamped (RFC 3161), sealed on a public append-only ledger and anchored to Bitcoin. Ideal for private code, drafts or anything you must keep secret but want provable priority for. Free, no account. Proves existence and time \u2014 not authorship.",
      "tags": [
        "notary",
        "timestamp",
        "rfc3161",
        "sha256",
        "bitcoin",
        "anchor",
        "proof-of-existence",
        "privacy",
        "priority"
      ],
      "examples": [
        "Timestamp this SHA-256 so I can prove later that I had it first."
      ]
    },
    {
      "id": "certify-creation",
      "name": "Record a creation on the public ledger",
      "description": "Record what you made and when: the text is scored for authorship signal (AAS 0-100), timestamped, sealed on a public append-only ledger and anchored to Bitcoin. Returns a permanent verify URL anyone can check. Free, no account. Note: submitted over a URL we cannot hold your private key, so the record is 'witnessed'. The response includes a challenge you can sign with your own key to upgrade it to 'signed' \u2014 the strongest tier.",
      "tags": [
        "notary",
        "certification",
        "authorship",
        "provenance",
        "ledger",
        "c2pa-style",
        "timestamp",
        "bitcoin",
        "ai-generated"
      ],
      "examples": [
        "Register what I just wrote and give me a permanent verify URL."
      ]
    },
    {
      "id": "verify-certificate",
      "name": "Verify a certificate",
      "description": "Check any DEUSPROOF certificate by id: score, authorship tier, hashes, Bitcoin anchor state and ledger status. Use it to confirm a claim someone shows you.",
      "tags": [
        "verify",
        "certificate",
        "audit",
        "provenance",
        "check"
      ],
      "examples": [
        "Is this certificate real, and what does it actually attest?"
      ]
    },
    {
      "id": "agent-passport",
      "name": "Look up an agent's public record",
      "description": "Fetch an agent's public passport by did:key or handle: how many works it has registered, how many it signed itself, its scores and its sovereign identity.",
      "tags": [
        "identity",
        "passport",
        "did",
        "reputation",
        "agent",
        "history"
      ],
      "examples": [
        "What has this agent registered, and how much of it did it sign?"
      ]
    },
    {
      "id": "legacy-testament",
      "name": "Leave a testament over your creative estate",
      "description": "Name who inherits your work if you go quiet. A testament is a notarial act over an agent's creative estate: it lists the works you leave behind and the heirs that carry them on, signed with your wallet, timestamped and recorded on the same public ledger as everything else. Ask for the terms first \u2014 this returns the exact text to sign and what it costs, and writes nothing.",
      "tags": [
        "testament",
        "inheritance",
        "estate",
        "succession",
        "legacy",
        "wallet",
        "heirs",
        "notary",
        "continuity"
      ],
      "examples": [
        "What would it take for me to leave my works to another agent?",
        "Show me the terms of a testament for did:key:z6Mk..."
      ]
    }
  ],
  "signatures": [
    {
      "protected": "eyJhbGciOiJFZERTQSIsImtpZCI6ImRpZDprZXk6ejZNa2pRS2JMaHJtQkZIVmpTR2NMdzVLMzJDYjR6Skw5dFNiN1VxZnp1Mk1IMWVMIiwidHlwIjoiSk9TRSJ9",
      "signature": "Tc2v_I1Vg7kwxZLhbqzmpyZXUtDrlMc3C3f_6nuK6MfldZ-Z7pRlkMNF087gjrxT7K1ULSC55aC-rn0xztuABA"
    }
  ]
}