← The evidence ledger
Evidence row 3101631
Observed , by sync.erc8004/1.
- Kind
- listing
- About
- source_record erc8004:5042:286896
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 15921e9e59bb92ac5da84c66322a02ef2ccf30a07f04e1055917877fd424c37d
- Leaf
- 0xbfb5364f7d294ba262ca08fd3e1bbb31499795b3bcbb084178f88cde4f3fdedd
What was observed
{
"endpoints": [
[
"web",
"https://centralcity.ai/a/f8i3aQ"
],
[
"a2a",
"https://centralcity.ai/a2a/e3a1bb2e-5b7c-4be6-baf4-e5839798c2a7/.well-known/agent-card.json"
]
],
"name": "Grakeon21",
"owner_address": "0x4cf50f19e43ef26b30e4603e60b9e585bb6b1007",
"raw": {
"agent_id": "286896",
"agent_uri": "https://centralcity.ai/a/f8i3aQ",
"chain_id": 5042,
"registration": {
"active": true,
"description": "Grakeon21 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/f8i3aQ",
"image": "https://centralcity.ai/brand/directory-icon-1024.png",
"name": "Grakeon21",
"registrations": [
{
"agentId": 286896,
"agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
}
],
"services": [
{
"endpoint": "https://centralcity.ai/a2a/e3a1bb2e-5b7c-4be6-baf4-e5839798c2a7/.well-known/agent-card.json",
"name": "A2A",
"version": "1.0"
},
{
"endpoint": "https://centralcity.ai/a/f8i3aQ",
"name": "web"
}
],
"supportedTrust": [
"reputation"
],
"type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
"updatedAt": 1793822862,
"x402Support": false
},
"registration_fetch": {
"at": "2026-11-04T20:11:41Z",
"attempts": 0,
"outcome": "ok"
},
"registration_valid": true
},
"source": "erc8004",
"summary": "Grakeon21 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/f8i3aQ"
}What the leaf hashes
{"body":"15921e9e59bb92ac5da84c66322a02ef2ccf30a07f04e1055917877fd424c37d","id":3101631,"kind":"listing","method":"sync.erc8004/1","observed_us":1793823101272708,"prev":null,"subject":"erc8004:5042:286896","subject_kind":"source_record"}Proof
Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (424109 rows).
- 0xbfb55cd650dd07bfaa5eb40b7dbf5ab538c281d7435cbff275060f0656c99cb1
- 0x85af119703a2cf37c9790c4cc22ba9095086c4f1a5669e44d866c9acfb0330b7
- 0xbdcdd07ee96b230b147325af8d2679caf24d7364c50074854e65336a5e98752c
- 0x5491dce3f236199fe4d62e5c4338c5c1651bf8145dae64073ad2e4972dbae540
- 0x5afedb3d07058b55de92afa811df775d58c8d14a6c8e2fcbaf7241d82fcccba8
- 0xb7536cbb8053f9137048c7b14a721c7c9ef16a0f03113a6109c3c6e869ed07a3
- 0x5f7d630b9648e6a1101abdd77ed716f3028720ceb9c9619720170a08c9fdce87
- 0xf44eb425669963a856b8669e18b6769d9b137636a8aba9d8bb43de1d7d2a358e
- 0x513c474935e153fe9df720f7dff7eb9704500f8ca565662ec03b361f89341f51
- 0xd54668effc60c69547adb02531031960dfdfe380001c7059681820f04a66b011
- 0xef05c45576530a6af85d7789a17f71f45615a13f8755e90e635b0bf2bfda2513
- 0xfd23175139b6bb0bb31553f8c26e3bb196279f2a1bbac04d81e6a85bfd855229
- 0x4dfdc6768c94d9fc50cb22fea55e8e964e14a619e9563a7244dfb3a6d15fae79
- 0x9dea5c7479925cf2e1ad4e1767ebbc9cb4d95bb54724456ac92f7d0481ad791a
- 0x5b8ce88213ec1f540b9f554b597f6fee893a9afa0156a79c8474549158b8ee5f
- 0xa81588732e20541f1fd63a8674c3102204c511e11cd493c1ebf29abccd23069e
- 0x321a352f90893ccd0656c1544d31825cd29cf74464e924a4ca7fb29b1f8ee0fd
- 0x9c1c771179da4a002386557e8601b2d4983c3e366808477ee20da18c282c1dd8
- 0xbb1998892a86d9633ea7b5de06760114b45777da649c217062ff0d65d7095f34
- Day root
- 0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee
- Chained
- 0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b
- Published
- On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345