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Evidence row 3347282

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:317036
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
ec470d5e6471c305cb0e7f7dc833ce42b8bfdcdee120ccb0383fd3a0675ca756
Leaf
0x4a8bbe753e89fc1e86483be8206df5579898613711c10999e72bf7478cd2b92f

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/4jTD6J"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/1de4fc65-001f-4c27-8405-f32f99987149/.well-known/agent-card.json"
    ]
  ],
  "name": "Brandavis",
  "owner_address": "0x43f6b4414bac0e728924a93889713c8574198043",
  "raw": {
    "agent_id": "317036",
    "agent_uri": "https://centralcity.ai/a/4jTD6J",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Brandavis 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/4jTD6J",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Brandavis",
      "registrations": [
        {
          "agentId": 317036,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/1de4fc65-001f-4c27-8405-f32f99987149/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/4jTD6J",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793841715,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-05T01:25:24Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Brandavis 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/4jTD6J"
}

What the leaf hashes

{"body":"ec470d5e6471c305cb0e7f7dc833ce42b8bfdcdee120ccb0383fd3a0675ca756","id":3347282,"kind":"listing","method":"sync.erc8004/1","observed_us":1793841924236598,"prev":null,"subject":"erc8004:5042:317036","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. 0x4a8b7fa991f57abf9d28f940c8a4ea0b3257e4d5dae6ffaf3e78cc5de80c2fdf
  2. 0x455b8c87f1858e41f865113dce5f06bdbf855a30f5b50c47ae9878171ef7b7cb
  3. 0x5f7d8fa092c571f844d8c2a9017080663987c4ebc0778ec56827c5d2f4b310bf
  4. 0x8614060c1ec4a6402effbc97e4802d69765401c6b4113ec83120d81a399eb2ae
  5. 0x4664a05b4a1cf96a8ccd0a95028b43300e4ec0a57a41ab4e4dffac4891413fc6
  6. 0x1ca92f6b501a2341ec98ab1d69f0de1f07478bac68d73407c5ae2157f7cd441c
  7. 0x684a11596796247e7355f25923f2ef6420ce1a353af31a6e627af09d6aad4863
  8. 0x1a19b3b27e0e2558533107b4849eb24322095e20d2349dadef13519e63d153e3
  9. 0x090d26aa8c413acdf46539cf5ef234c3885469bcdb83de605b2e28ec637b8f38
  10. 0x5b967b1cd7e66d87f7ee5a148989831bc0e57a212d155e6a78d3463a3f716401
  11. 0xadc7aca34ba48d2f072d0a16b10b143956e8720a28c96df47e907bf8faa7e3f6
  12. 0x804d4e2acaf82fe4cca4a826d43e72263a44306399b543267060ed8d63bea2cf
  13. 0x96217e91712a84971acd039c9a0646ccf17b8623271418217b87a9da85d11d7b
  14. 0xf1ebc8b794cdbee72cfc7d6298b0f35487ba5d0e9f7a1e6e7c1c1bf23640861f
  15. 0xfe0af662712e90709c400186f11133a81c01d01cf7559e4f0670cdd139493a35
  16. 0x4014adbe7dbae4fe239da4c4dde0e45d23e85623794ecea527ea1299bc689d6b
  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