Evidence row 2121509

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/moq5AL"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/7de0c9f9-b7c4-4c38-ba91-3a0a15b1a927/.well-known/agent-card.json"
    ]
  ],
  "name": "Niodonino",
  "owner_address": "0xe1360aa54ffbd3fe4e66d1b6f9f8957d0289ea73",
  "raw": {
    "agent_id": "89273",
    "agent_uri": "https://centralcity.ai/a/moq5AL",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Niodonino is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/moq5AL",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Niodonino",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/7de0c9f9-b7c4-4c38-ba91-3a0a15b1a927/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/moq5AL",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T11:32:49Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Niodonino is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/moq5AL"
}

What the leaf hashes

{"body":"389aed90c8232f91dde5e147435dfed9036cf255d2e1f06f47580a970e5aa8cf","id":2121509,"kind":"listing","method":"sync.erc8004/1","observed_us":1793619169965444,"prev":null,"subject":"erc8004:5042:89273","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. 0x07c4b1dadcb1dc7ac22732cba34b0a456c7095f8eb02b5ccd831eddde59bdfe2
2. 0x9f95aeca821236dd43e29f6519cd9fdfe470a44e486a086cc2c0a17afd071a52
3. 0x081dade8d50830976b480b4cfcff8cd1299d4988b1759a85daa81f818cb146fc
4. 0xf355ffd4b4e8f3a724063712435a17fd232bb7d8c5d190366d910969d355ebd1
5. 0xb373cc0995e0e0caa743478c62dcc3d9b4cc4a3b35d83edced8d9523b3a6d6e4
6. 0x3cbbab847d2ef38017f19b181807ead7dc95bff9c83d12e0217c71fc6c5dbcfe
7. 0x86e5e68296b9ad3f33e2ab26753e6f781352d5c3927176d38f27cfa53acef43c
8. 0xe918833cd65c81a19541b8620155884752278b3a06d881466038561b62ac4244
9. 0x1ece468dbcaf005475ec4db436cc93dba75e446602070ea95035f5a3582448aa
10. 0x1105239e62ce677914a4dd96f25ff482e2ca2fab51aa92a2ab81549c83a91d47
11. 0x11f4683aab02f47861ebcb01366f23394e93b45d46d0898dee8bab7b43196ea6
12. 0x1e1061c787eccd66beeee856bdeeb2146c8cf8d66dd9f31b721aeb57caac084c
13. 0x0f1192f111e333f4cfe5aed028a160b023e5a552da7a04e97103b4a7b2416a85
14. 0x66ec51993542849e8bb0ec95d77eba3d6a82a6a4fd1696c4d0ddbb7a693845aa
15. 0x150a4dbcf309a6bb857da0b59f7588bd57a20fca094e579bf41d6cc6df9c7bff
16. 0x7cb861d18f06406535ade133f716d897f27d257cf0121f99d94c78c713c4b54d
17. 0x53a741b69e9e51c4a288a74712aa6ac3fb28c8923cd3e6461d161c4f2d48b31a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af