Evidence row 2923569

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/COhBGt"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/bf14d8a8-0598-4fe1-9211-48541444b39f/.well-known/agent-card.json"
    ]
  ],
  "name": "Jassemo59",
  "owner_address": "0xd4f419a50ccd19f6af8345289580cb4c05102cc1",
  "raw": {
    "agent_id": "216682",
    "agent_uri": "https://centralcity.ai/a/COhBGt",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Jassemo59 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/COhBGt",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Jassemo59",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/bf14d8a8-0598-4fe1-9211-48541444b39f/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/COhBGt",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T01:22:16Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Jassemo59 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/COhBGt"
}

What the leaf hashes

{"body":"ac4bffe98df29f3eee960ac1359ea87fe62c775a9bf3cf0019ad9922e30b16ac","id":2923569,"kind":"listing","method":"sync.erc8004/1","observed_us":1793755336312388,"prev":2923089,"subject":"erc8004:5042:216682","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. 0x5af0cce2e34991194fbc7eb9cf127136db4664d1f4782bceb9dd0f0be6ed6dde
2. 0x558879103df7c5db287b9da6222d180189f0229f645e9d4faa3912a641fb042d
3. 0xa2da0f5bc55606340d734a30505e235b68e70b48bd7fdfe67a350149ff645938
4. 0x294fb52c9df41e092f415d0e46dc6ba9f8f80b25457ebe607d1881a2371c03b1
5. 0xc08323f3aa55aae64c336b60f30cc2272ddfd84bf0f652d26e412dfa26aad38a
6. 0xda23772cc6efd3ee17184c703986ed48e3cb4cfba4454b6857486731569e294a
7. 0x187e54aa45a322eb448c51d66c15f5c5fef78c81b980b3b5bb61024f4dfcdc00
8. 0x389fb9a76ec79d9e403a398848eb19cf25376f029b1225ef14435958bcea24b7
9. 0xf3d2846363ea1a6f0c4b1a831764943a3e805b89f06890f1b985dbcc0d3bf85f
10. 0xb107d7331b67f912024e0f5acf8f201e2d6a1485f9d1e414ca4b30d2a59b7859
11. 0xd0c1521d34483d5851a7bde7ab450c8f4153ebee2984f312f126866a282d31ad
12. 0x4ec7630aa58f9501a8b1d1b8fd5f0956c40444ccaa9230c8e036cee896a56f8f
13. 0x1187ab9017834f209eb10861bed61cd5a4620a57e7c1363d9d9dc30898fb63ad
14. 0x9e77f63ad84a9a7f4ec5bd22587b7426172f805d9542bc37a0e6eb7a5819d762
15. 0xef57a5030e9f74924772ed82f2ec9d81269d0f11488e66c967d5fe90d002634f
16. 0x5c295f44fee7844fe001921189101c73d5ab26f05805bf5587a5f0e5ee351912
17. 0xd8e00ce5342a08a947d0a4806e7254d076614766392d88153d93cf58ae69cf8b
18. 0xc3c363818e1d5142c4629be55f1c9e168a7466e628cfd2a858fe171aff1e91ca
19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345