Evidence row 2937550

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/k4knbZ"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/2b15b34a-0700-468e-98b0-502ad350bb70/.well-known/agent-card.json"
    ]
  ],
  "name": "Tauro",
  "owner_address": "0xd46bcf4dd384c3a387dcd19b939baa39e28963b0",
  "raw": {
    "agent_id": "222039",
    "agent_uri": "https://centralcity.ai/a/k4knbZ",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Tauro 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/k4knbZ",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Tauro",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/2b15b34a-0700-468e-98b0-502ad350bb70/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/k4knbZ",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T03:13:37Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Tauro 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/k4knbZ"
}

What the leaf hashes

{"body":"dcda117e694e5cd7f270f1684e8ff1400f317e02982a4014d65a17664b447c28","id":2937550,"kind":"listing","method":"sync.erc8004/1","observed_us":1793762017177647,"prev":null,"subject":"erc8004:5042:222039","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-04 (424109 rows).

1. 0x30645fed9cf8dde03252c1668102960b7fdb7aaf4a2109f78dd76c5694d4809d
2. 0x0a05da5ea495b0170cb36cbdfd8575a3e1b272d50db1da2b44bc9c3c8b5f8d81
3. 0xb50bf088bd05aa8972ffc6261d5e3d0f7a40b0fa00bd55eb76b58bd83c1ec098
4. 0x46feb7563c1264e8a3ebfa65403c8fc8cc4a7dda87045efb377b41c94d052e3b
5. 0x207a62e7466b6523a127ae2a026807535f9b927750834eb0211faf23ccf1ddb9
6. 0x9844d4de8d95729e29562f7e5de9a21c9e73664c2e691683ce033cf7c8b9ff4c
7. 0xd6677c31801d725fb3f7c6969524115a222f9ac3495ab7e7aac8206dffe760c1
8. 0x81c937383e3b615f80183c94abe8a36f332d0a1872ead8d15fdd25a8d6be5f80
9. 0x408c37d3cdeb60526c6b306d421b1d9d4597990e926de3fbf093f866fadd0ead
10. 0x8d4e42e2bf123adfa14c7f1054f7df4b7e320f767b7305f8175b90c66f9e9938
11. 0xadbb6bd27af1a5ee84cff64ad4096ddc2477a43d58a64af7a42b7c0cbb313c09
12. 0x224a6f9b22ec17bfbef7951c8a2a2f240c8b2662e42f0a00e122de77e92022ae
13. 0xb87b397608c9c76acc942d38bf1e88c0a9cbc532b34602d930d9a18e37bf39b8
14. 0x9d907331506c7b04c540d946932cd0d003e3b8bed785427b82286d101a946ed7
15. 0x80d767e810dea8f03e47cc3217bd2604062057071b87fb3908bc918d21222df3
16. 0x8632761f28bd1d3a8f35afb1fa5e24cfd1b78978317cf7ac09f0fd65df795c1c
17. 0x84ade16fc3dc3a4a6aa46b581fe43195d593a51802c7d0a75e650bfd9c3ea4df
18. 0x02f64ca19e7d9b09718851d2ce3abf641982580de99411626d894607cf386cd5
19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345