{
  "pack_name": "ECBTAX Payroll Seller AI Agent Public Evidence",
  "pack_version": "2026-09-22.3",
  "public_path": "/a2a-proof",
  "seller_agent": {
    "name": "ECBTAX Seller Agent",
    "version": "0.1.0",
    "agent_card": "https://ecbtax.com/.well-known/agent-card.json",
    "skill": "payroll-ro",
    "capabilities": ["serviceDiscovery", "quotes"]
  },
  "tested_commercial_configuration": {
    "service": "payroll calculation",
    "country": "Romania",
    "period": "2026-09",
    "employees": 5,
    "currency": "EUR",
    "unit_price": "11.00",
    "unit": "employee/month",
    "quote_total": "55.00",
    "human_approval_required": true,
    "claim_boundary": "Values describe the published test run and are not a universal offer."
  },
  "runtime_evidence": {
    "pdf_sha256": "9c9ac6c47f9dfedf9adef79e4dfff22f865b3d75506d38e200658abbdea2cad7",
    "ots_status": "BITCOIN_CONFIRMED",
    "ots_proof_sha256": "1c72a9c0f636fff7576c435b3e2ebc355daa6e5e187822ddb8c20ec922355b52",
    "bitcoin_first_attestation_block": 968130,
    "bitcoin_additional_attestation_blocks": [968132],
    "claim_boundary": "File integrity and timestamp existence; not independent proof of semantic runtime truth."
  },
  "transaction_ids": {
    "transaction": "TX-6419878A0708",
    "quote": "Q-5F809AFB34AB",
    "order": "ORD-034BD82866AF",
    "execution": "JOB-9BD0C5B7E1CB",
    "result": "RES-895BE47CBED1",
    "evidence": "EV-DD22FB7EA5A8",
    "delivery_evidence": "DEL-EV-97FDF02CB16A",
    "receipt": "RCP-6D500CD52EF5"
  },
  "ai_reviewers": ["ChatGPT", "Claude", "Gemini", "Perplexity"],
  "discovery": {
    "public_page": "https://ecbtax.com/a2a-proof",
    "sitemap": "https://ecbtax.com/sitemap.xml",
    "agent_card": "https://ecbtax.com/.well-known/agent-card.json"
  },
  "hash_inventory": "ecbtax-a2a-proof-SHA256SUMS.txt"
}