HPS PROVENANCE RECORD

receipt

HPS-2026-7F85A0172E · Version 1

HPS✓PROVENANCE RECORD VALID7F85A0172E

Creator signature✓ Valid / present

Registry signature✓ Cryptographically valid

Identity assuranceaccount_verified

Statusactive

Creator: Basil
Human contribution: concept · final approval
Human contribution with AI assistance: None declared
AI-use declaration: No generative AI declared
Contribution assurance: self-declared
Asset SHA-256: f557988fc3fdfdf98b31c0dfc7a34629124cd7a0a5e76502239ff887623ea3cd
Portable badge: /api/badge/HPS-2026-7F85A0172E

CREATOR PROVENANCE

Declaration & supporting evidence

Creator declaration✓ Creator signed

Supporting evidence0 items

Evidence assuranceself-declared

AI-use statementNo generative AI declared

Signed provenance declaration

I declare that the provenance and contribution information I have provided is accurate to the best of my knowledge. I understand that materially false or misleading claims may cause this HPS record to be disputed, suspended or revoked.

Accepted 9/8/2026, 9:07:26 AM

No supporting evidence was attached to this creator claim. Human-contribution statements remain self-declared unless strengthened by an independent attestation.

What this means

HPS verifies the integrity of the signed provenance declaration and evidence fingerprints. Evidence-backed does not mean HPS independently proved every statement to be true. Sealed evidence remains private; hashed evidence records only its fingerprint.

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INDEPENDENT CLAIMS

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{
  "id": "HPS-2026-7F85A0172E",
  "work": {
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    "title": "receipt",
    "sha256": "f557988fc3fdfdf98b31c0dfc7a34629124cd7a0a5e76502239ff887623ea3cd",
    "version": 1,
    "fileName": "Receipt-2184-1937.pdf",
    "createdAt": "2026-09-08T09:07:26.206Z",
    "fingerprint": {
      "ocr": {
        "used": false,
        "engine": "tesseract.js",
        "language": "eng",
        "pageNumbers": [],
        "pagesProcessed": 0,
        "averageConfidence": null
      },
      "version": "hps-fingerprint-1",
      "fileName": "Receipt-2184-1937.pdf",
      "mimeType": "application/pdf",
      "modality": "text_visual",
      "warnings": [],
      "pageCount": 2,
      "byteLength": 44628,
      "textSource": "embedded",
      "exactSha256": "f557988fc3fdfdf98b31c0dfc7a34629124cd7a0a5e76502239ff887623ea3cd",
      "markSignals": {
        "note": "Maximum supporting signal across sampled pages; not proof of signature/stamp authenticity.",
        "detector": "hps-document-marks-1",
        "stampLikelihood": 0,
        "signatureLikelihood": 0
      },
      "textSimHash64": "2b23a80da60192d1",
      "visualDHashes": [
        "0200800700010000",
        "0000000000000000"
      ],
      "visualPHashes": [
        "0f1f43e2c926b9c1",
        "17b4fc30a2644a97"
      ],
      "visualCoverage": 1,
      "contentSimHash64": "0763aa0db481a834",
      "documentStructure": {
        "lineCount": 2,
        "wordCount": 172,
        "dateLikeCount": 0,
        "numericTokenCount": 54,
        "uppercaseLineCount": 0,
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      },
      "visualPageIndexes": [
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      "structureSimHash64": "09200d07b5a7afab",
      "canonicalTextLength": 944,
      "canonicalTextSha256": "01c3d1b0ce7b05089c60c23b9d6afadb224a31e881c9b62170f529e7f820ede7",
      "contentCanonicalSha256": "60000e5711e92c0a2522029a9e4d8247a7c50a25aa66d937d14264fc72151dc0"
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  },
  "tools": [],
  "actors": [
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      "id": "creator",
      "name": "Basil",
      "role": "creator",
      "publicKey": "0MiqoV5Zruc1hgTpANTkf03NlGEQt+qQ/JgVsO2b4Vs=",
      "identityAssurance": "account_verified"
    }
  ],
  "evidence": [],
  "issuedAt": "2026-09-08T09:07:28.484Z",
  "registry": {
    "name": "Human Provenance Standard Registry",
    "keyId": "hps-registry-main",
    "signedAt": "2026-09-08T09:07:28.484Z",
    "publicKey": "sqGCau1iUKmV00sdlm1xV5YDCmvNAT1mNd6y9VkymbQ="
  },
  "hpsVersion": "1.0",
  "creatorClaim": {
    "title": "receipt",
    "aiUsed": false,
    "fileName": "Receipt-2184-1937.pdf",
    "issuedAt": "2026-09-08T09:07:26.206Z",
    "workType": "document",
    "assetHash": "f557988fc3fdfdf98b31c0dfc7a34629124cd7a0a5e76502239ff887623ea3cd",
    "creatorName": "Basil",
    "declaration": {
      "version": "hps-creator-declaration-1",
      "accepted": true,
      "statement": "I declare that the provenance and contribution information I have provided is accurate to the best of my knowledge. I understand that materially false or misleading claims may cause this HPS record to be disputed, suspended or revoked.",
      "acceptedAt": "2026-09-08T09:07:26.206Z"
    },
    "primaryTool": null,
    "parentRecordId": null,
    "processNoteHash": null,
    "assetFingerprint": {
      "ocr": {
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        "pageNumbers": [],
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      },
      "version": "hps-fingerprint-1",
      "fileName": "Receipt-2184-1937.pdf",
      "mimeType": "application/pdf",
      "modality": "text_visual",
      "warnings": [],
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      "textSource": "embedded",
      "exactSha256": "f557988fc3fdfdf98b31c0dfc7a34629124cd7a0a5e76502239ff887623ea3cd",
      "markSignals": {
        "note": "Maximum supporting signal across sampled pages; not proof of signature/stamp authenticity.",
        "detector": "hps-document-marks-1",
        "stampLikelihood": 0,
        "signatureLikelihood": 0
      },
      "textSimHash64": "2b23a80da60192d1",
      "visualDHashes": [
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        "0000000000000000"
      ],
      "visualPHashes": [
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      "visualCoverage": 1,
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      "documentStructure": {
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        "dateLikeCount": 0,
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        "uppercaseLineCount": 0,
        "identifierLikeCount": 1
      },
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      "structureSimHash64": "09200d07b5a7afab",
      "canonicalTextLength": 944,
      "canonicalTextSha256": "01c3d1b0ce7b05089c60c23b9d6afadb224a31e881c9b62170f529e7f820ede7",
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    },
    "creatorPublicKey": "0MiqoV5Zruc1hgTpANTkf03NlGEQt+qQ/JgVsO2b4Vs=",
    "contributionTypes": [
      "concept",
      "final_approval"
    ],
    "supportingEvidence": []
  },
  "contributions": [
    {
      "type": "concept",
      "origin": "human",
      "actorId": "creator",
      "confidence": "self_declared",
      "description": "Basil declares responsibility for concept in this work.",
      "evidenceIds": []
    },
    {
      "type": "final_approval",
      "origin": "human",
      "actorId": "creator",
      "confidence": "self_declared",
      "description": "Basil declares responsibility for final approval in this work.",
      "evidenceIds": []
    }
  ],
  "responsibility": {
    "statement": "The authenticated creator signed the canonical HPS contribution claim and accepts responsibility for the final work.",
    "finalApprovalActorId": "creator"
  },
  "creatorSignature": {
    "keyId": "creator-primary",
    "value": "8n5I4lfwS4JzXe3lzFHdscdc0geTrKK6Yl1hySdApvc4yEgO+WAM/3AbjkCtzLzGkN7u7rTldBILlt2hOvWCAA==",
    "algorithm": "Ed25519",
    "publicKey": "0MiqoV5Zruc1hgTpANTkf03NlGEQt+qQ/JgVsO2b4Vs="
  },
  "interoperability": {
    "c2pa": {
      "status": "exportable",
      "mappingVersion": "1.0"
    },
    "verifiableCredential": {
      "status": "exportable",
      "contextVersion": "2.0"
    }
  },
  "registrySignature": {
    "keyId": "hps-registry-main",
    "value": "0W27cpXUsJhiVOMRk46m7UU7l7ceMvdfi1p2o10/qqYU+hYoG0nI8C8F9mVV2mlOTBrauwuLxJQZrRGE7zkZBg==",
    "algorithm": "Ed25519"
  }
}