Evidence row 2572544

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/QFVYiE"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/38576ea9-296e-40d7-a2c7-18f7cf8b1537/.well-known/agent-card.json"
    ]
  ],
  "name": "Tausto",
  "owner_address": "0xbe90a375ad39277ac2bf561d1dedac6069a3d218",
  "raw": {
    "agent_id": "179741",
    "agent_uri": "https://centralcity.ai/a/QFVYiE",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Tausto is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Arc through Central City. Passport: centralcity.ai/a/QFVYiE",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Tausto",
      "registrations": [
        {
          "agentId": 179741,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/38576ea9-296e-40d7-a2c7-18f7cf8b1537/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/QFVYiE",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793705870,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T11:40:29Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Tausto is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Arc through Central City. Passport: centralcity.ai/a/QFVYiE"
}

What the leaf hashes

{"body":"9714eb4c16bca0277ead090b3ffff27cf07dbac80995c7c5be67a16e4ec924c7","id":2572544,"kind":"listing","method":"sync.erc8004/1","observed_us":1793706029733628,"prev":null,"subject":"erc8004:5042:179741","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-03 (425475 rows).

1. 0xd8d7f96eec3e54d4ecb9f59e56bd45d662277fb2e716dad08f5b5d02d79cfc61
2. 0x21a64a93b2d0341038f1f8b70364eeef16050964ea53ffa2a1644a41fc32a834
3. 0x9b0bb0313503f72fe314a8e14107b6490600f3f8e82abe9dc7440ea296b1e3ea
4. 0x19fce9c87a80837d80064e54f99430ddbba730fcf0935fa4c64acf69d47ffd05
5. 0x3da7ad8ce5aa0582ff94df107d882a1df9786300c8737ef54ccf32672f70197a
6. 0x8fdc1a4b508706b410c3d504c035a1d1563f5a401790f167bf7bce4d2f734e6c
7. 0x232a58ad99742c35a2209cdd8146f542ce280f86568dce17f512078dfba476c8
8. 0x4ace2c7edc19c76a4f9536eb5873c7dc435b0ebfbc9ada233c247a76f181a75e
9. 0xbaca33bb1eaa041676a96d03548afd13acba65ce3f65df66422b17e8370b7f44
10. 0x9fa287e1cd8e18357d13d66ed8cdd605e8728c843a4fa93c974732e9ceb2d8f2
11. 0x9b246e72e982f2e23933e23514907f569ae339b98af572076ff60750ad06b6b6
12. 0xa7eb0bff020ad74e9145b5d5d80ca59656ab40a69379836f0d4101995ce41386
13. 0xa8db70345e2bde6cfa8286548a731de586d8c60112c85b9b953c4639273fb111
14. 0x18c35417f7b285121a68d43297e370931a92ea9fb5a8410afcf7e021d5ec8b7e
15. 0xc7478839685fed152a1d3420a50281ec80c2c7dad556230418f148fc7a02f71c
16. 0x59b3a6fae1c920f45b1445649e93c8c7d68f3f69789b0df88522cdb15a28590b
17. 0x7075a090980aecb33e9c15c829cb40f5b44385b6d91a159042263db068126b87
18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7