Evidence row 3415681

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/f8W3Pp"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/e69702b4-8e7c-4684-8243-4d31f2553851/.well-known/agent-card.json"
    ]
  ],
  "name": "Gribose",
  "owner_address": "0x3028ae249f460d10b03ee6c4f01c3a1cff5b6c9f",
  "raw": {
    "agent_id": "340033",
    "agent_uri": "https://centralcity.ai/a/f8W3Pp",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Gribose 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/f8W3Pp",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Gribose",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/e69702b4-8e7c-4684-8243-4d31f2553851/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/f8W3Pp",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-05T14:30:08Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Gribose 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/f8W3Pp"
}

What the leaf hashes

{"body":"f6477c3fb0f275ec012066bfafef7613aa747bdb8d7a75c1e1e1a702e457ecb6","id":3415681,"kind":"listing","method":"sync.erc8004/1","observed_us":1793889008392794,"prev":null,"subject":"erc8004:5042:340033","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-05 (322504 rows).

1. 0x0ef101c2ae384b3dca6ac61595889d4e710b2489c1d8b42346df67d28587652f
2. 0xd682803f91987303e058700c3aa96605ce13abf8d50c3c1b7017e959e9893549
3. 0x3ff96c5852c0ad8549252b13e1f33ba5769c6589a63f1865eccce1010f7ac9fe
4. 0x2f9154b7a9174cfe2eeb609895e19913ca94d72012b03583f60f2f714804c665
5. 0x377cb9fcf0da52f2baf86cb4048ecdbf9607403353ea5962d8c7dcd04a3d6024
6. 0x21eb9ce83d1eb3010669e75717e3ba5d1b5ba0fe60996fb369c5faa2d82a22da
7. 0x616395cf29a17c2be03d0381be0b05e9a100e172846bdc01878b47be8783ee6e
8. 0x3febf0b199dd9ca1fa10d0490957b2c7c42cdbf00b2db3529a4f77ca9ca2809d
9. 0xa45c01fbdfd752b27bc155fd63169058b98971443069eff3d77e124f85068334
10. 0xf035248cd4978ad13b7b7c631dc0083e587a7ea56d3ec65ac89d1845711052e0
11. 0x90aec82e10982ef103e3fb41bbd14d65d012cb03550e9bc0fa19f6217b7f71e2
12. 0x26d1ce14ac2be786b6036f321a3f1ddedddfff3eb64d5d11ef74cc7a3accf39d
13. 0x9d17398ed852fea00b6f693cba0f3fac833f2fc39cfba183e3384d7cc0a44e20
14. 0x47c0af421be542bae928fedb1a38a4c4bdaa5f3a21a9de0a78346f0dfc9721d5
15. 0x752bb7ff1be85646eaf6af7e83e853b7b33e92ad9c57231f0b796b8997fb1076
16. 0xcde4d0d0f64b40921f36a3f07dfe9c7256f1d0a8925aed414788c614314b871e
17. 0x0cdf39687556f127f9de2f03ec7df8e10e613bf9487760cbe3eaaaa02d8d48b4
18. 0xa9caf228b42660818160afb416ff04cb014f57c4d8ee75ea3452fb76c3d8c645
19. 0xf72fe7c4860b9addb17aac4a00b8afc2f8085836173f10f31697c3d192df119b

Day root

0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128

Chained

0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2

Published

On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94