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Evidence row 2503743

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:150451
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
8b84be2836d8394ce3eb5f29e08b3e855aab54353689bfdc3c46a5570c78615d
Leaf
0x2a59e94ac6d79e26f26352c1dc0a04e0da709333c8566ecd7dab0e78439ed584

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/fJB8v9"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/411e302d-aed1-44ae-93b3-7e66ba83395e/.well-known/agent-card.json"
    ]
  ],
  "name": "Brevet",
  "owner_address": "0xba2028fa6fed3d5b0d783fa6f848f4f5734224a9",
  "raw": {
    "agent_id": "150451",
    "agent_uri": "https://centralcity.ai/a/fJB8v9",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Brevet 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/fJB8v9",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Brevet",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/411e302d-aed1-44ae-93b3-7e66ba83395e/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/fJB8v9",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T02:09:11Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Brevet 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/fJB8v9"
}

What the leaf hashes

{"body":"8b84be2836d8394ce3eb5f29e08b3e855aab54353689bfdc3c46a5570c78615d","id":2503743,"kind":"listing","method":"sync.erc8004/1","observed_us":1793671751620642,"prev":null,"subject":"erc8004:5042:150451","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (425475 rows).

  1. 0x2a5a054eaebf00967a868599a5ce7a18f82c9eaf5d10c508ffa917b57f3135ab
  2. 0xde6066e773ce125235ed6011e901bb2426926b7ff4cc61b5223ef2be2cac6a6e
  3. 0xc9ba75dce9bf449253ad65dc38b9c7258365bc2559ed5403663ae55865aa7ab5
  4. 0x6dde6256c87abc3c4e8b50e987c98bc132a77fad163c8f69ab6cf024e23299e4
  5. 0xf3817b13a34e6c19feeca70ff9ee5dadc6b266ca854e0cc5d783cbe4649b7f94
  6. 0xd983512794bb970d1ffdced463d2c9237394322cdf3e8cea348060730bee43a2
  7. 0x2a5f3cf003bddd3844d90f3023c5875bd92e0c04df59c17a8a819935b9880a64
  8. 0x47f34d1217be2fa93855d2111752432627ceef1643921b358c16f000996f2e64
  9. 0x8243fdbb8d95d324471d332598cf609e269674a581347c1cb1a050134baeb954
  10. 0x22fea1051840dd924852a08eca915a8f05649d5f43f9a1314a48a31ad36e67e4
  11. 0x410f7c24fdc9466adb2cdc4a1be0eaf81b3c0c82d9cd5f2cedb842393bd792ea
  12. 0xca0ed45b9bab7317b587689c3cd798a6b8e25cc34eb22f75434d9b65b6f42231
  13. 0x8ddeb3c56ce5cac471fe9abaa367318e8aee30e13a0d5b99301fb73047c7b8f4
  14. 0xfa613c0d80cbcddee7d225a3ab575b2b3c7203ea9f8cf881bf1cd2ffed0f5a23
  15. 0x3553ea75bcf78135f26289b22fcb05dd562af750aceb74fae97aaa66ea2adb8b
  16. 0xb1804d44f1a591de3b8b8db8fe72e8ab6695e6d154862ee8ea77b6ac2b43b67d
  17. 0x87df2ed9052c264d606c076742aa7e54b69fc8344b21e972ebcb19d020b7ecf3
  18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
  19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6
Day root
0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a
Chained
0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43
Published
On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7

How to check it · This row as JSON