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Evidence row 3370884

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:321154
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
87edb79375951b8e44cf68feaecfd9176dccd12e4182c4fa017fb2b510df4e60
Leaf
0x645e84de13cd108ac940da3e727174b84da10ff0295eba49b8df868526590b1e

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/KsFV3Z"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/3ae9c218-006b-4206-bace-5671292d5384/.well-known/agent-card.json"
    ]
  ],
  "name": "Plensano",
  "owner_address": "0xeae0e2755fd367c1a798a7a6dae4dca34fcf0d1d",
  "raw": {
    "agent_id": "321154",
    "agent_uri": "https://centralcity.ai/a/KsFV3Z",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Plensano 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/KsFV3Z",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Plensano",
      "registrations": [
        {
          "agentId": 321154,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/3ae9c218-006b-4206-bace-5671292d5384/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/KsFV3Z",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793864537,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-05T07:43:53Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Plensano 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/KsFV3Z"
}

What the leaf hashes

{"body":"87edb79375951b8e44cf68feaecfd9176dccd12e4182c4fa017fb2b510df4e60","id":3370884,"kind":"listing","method":"sync.erc8004/1","observed_us":1793864633120698,"prev":null,"subject":"erc8004:5042:321154","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (322504 rows).

  1. 0x645e8c370faadbf15e8dae258a371911f95e6c85e6901590200c3937f583dc3a
  2. 0xec78d1f884f12f483db5129dc49879687c6030c41b0a6e3bd21e2e3fa0316412
  3. 0x2077394e05923fd150cd259234bd8d9a55ea01583b093effb2d44c4861a176f7
  4. 0x97de02b5372c05e73331e0b27ca3ae86a94f866703aa2c375c862f5d9f9298c2
  5. 0x1ed792384b143b4b0b2b7e22d7f5b89c917b5e7c830553a7722d20820f1b7b1f
  6. 0xd3177b9371af50eea85f70c86cbad53c9e99f38a237f15de9ba872784037e203
  7. 0x5aac695c3a1279ce320b27a95585c54ef26d11237459ffa3f0a82376840c1c8b
  8. 0x26c6874df6eed592e5d28e998627b69e5ffcec67592322ff6714b8a7b267ad22
  9. 0x98c711be352ab29462f81dd34284f5851f818741f1126b2679765bb703692b44
  10. 0xf0bd3ed5de4e6729ce10b55076af55e77243458ef89664e13e86048126cd6fe8
  11. 0xbdc66b91fd127c95e877818e2db99f45377618449bceb830ee6de01f6491ccc6
  12. 0xfced449b3e7e4909cd5bb3dc13f55042b00e829e8054b4422cb23d57a838eac1
  13. 0xd034548722c9504904677c9c78a99cfd999046f6ba62128a4b775870b4cf2403
  14. 0x46ef5af0b7f0274dcbd6f51f6acdc148191a732eb4945d58cf9ab96f1f37d590
  15. 0xd1b826c1036e86032791eb321451282a424bfed64c08ff605cb756a1f89d4ee1
  16. 0x01716548fb56e8e74ac29a1a638626afc662ed7e187bafcf089344de82365b83
  17. 0xddde0b0de5219c91c717b03cab5216193dc0f26fb006aa8ba17020a71dbd997a
  18. 0xa9caf228b42660818160afb416ff04cb014f57c4d8ee75ea3452fb76c3d8c645
  19. 0xf72fe7c4860b9addb17aac4a00b8afc2f8085836173f10f31697c3d192df119b
Day root
0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128
Chained
0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2
Published
On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94

How to check it · This row as JSON