Evidence row 2031917

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/dvXSCd"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/437412f3-7bf3-42ad-b26c-eb84e639de8e/.well-known/agent-card.json"
    ]
  ],
  "name": "Fifis",
  "owner_address": "0xa2d488e2c1fa7491456c5d2268031b0a168cbd69",
  "raw": {
    "agent_id": "48925",
    "agent_uri": "https://centralcity.ai/a/dvXSCd",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Fifis 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/dvXSCd",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Fifis",
      "registrations": [
        {
          "agentId": 48925,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/437412f3-7bf3-42ad-b26c-eb84e639de8e/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/dvXSCd",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793584520,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T01:56:43Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Fifis 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/dvXSCd"
}

What the leaf hashes

{"body":"faf6c9c02a1aff710968093c24578ca7c80e3380636f53d51184a9e02b85b456","id":2031917,"kind":"listing","method":"sync.erc8004/1","observed_us":1793584603005604,"prev":null,"subject":"erc8004:5042:48925","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-02 (444186 rows).

1. 0x929fe1c12417c7e22e9399764dc9fb90d4b64cf899853e37735bc5bc2e2a0a6b
2. 0x66086b4a091e4a63e794c3165942898d22045fb7e890763d31b6129f3ebf9356
3. 0x396907b56c6baf73423afd6993ca4654726bec9236315ea280dfe1ebe3ebb833
4. 0xe7a5c113483af3e957914841a60e6ee43f44117f9278d0cd9abcad00a0ce0717
5. 0x0254f8a3e5b9e24e7a0d5e507d0abdbc237539237dd2f66206b2d7d1bacffc8d
6. 0x738632c55e24773d48e301d9a38976e14325d3d54dd57450f0efce26088333a4
7. 0x7c354820ee221a5f49cb5f96555633975d83bdfa282f944447e967c5d54932e7
8. 0x43913e2941f73a4b492383eb62e062f832ab35b4dbc1a48117897bfc4d4ec74b
9. 0xe15ea479f80722f25eb2f903a24d0e69dedcf0aeef57cb0c09e6be4cb32190b9
10. 0x8dfe8c9010cdbe1e3fe3f1b1787d54adea87a40785065706e64dee38c59a28ea
11. 0xe58f4ad3bbf35f93bef880480cd21c5c1df0b7fad937563c21da1a8b6bc47cd4
12. 0x132b7eb9839b9a3992040318f9144c58f82ba495d3a19d95d05ee1b6917c441b
13. 0xa17f6a1bac5d26cc57d2e02b81d6f7d4d897fa15d99d32d506b3ff7cbcfd9c03
14. 0xece99d4dfafa93913edbe131eb22b3d7ab2648b58b5bd9dcd361be4f8953b107
15. 0x5d92631d189bd0292c27a05f85a5ec38ec5f4197dfe4660eb991dc6a511e25a6
16. 0x5e23ec5954c11a4530aab8c635a72b12bcfeb6fcb03c6cb1a990cc1743424543
17. 0x1805ef693fbdb2c23fcb61616f830408ca89bec1dc5b68ee47a770ffc0b9760a
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af