← The evidence ledger
Evidence row 1759832
Observed , by sync.erc8004/1.
- Kind
- listing
- About
- source_record erc8004:5042:3860
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 643d5c2fa533133becfd233265ce0a058e862dbadb37b6406104f29efc7dd8d1
- Leaf
- 0x88ec44847ca402638a436b0eca28dda05121249b55d049622e1b1ae92a66aa81
What was observed
{
"endpoints": [
[
"web",
"https://centralcity.ai/a/MtXjRF"
],
[
"a2a",
"https://centralcity.ai/a2a/ad395f13-4ab7-41b7-8907-3dba62c63cc3/.well-known/agent-card.json"
]
],
"name": "Kater",
"owner_address": "0x32b42bfd3fb59d2fad1bfb60362ed31b09ea80b5",
"raw": {
"agent_id": "3860",
"agent_uri": "https://centralcity.ai/a/MtXjRF",
"chain_id": 5042,
"registration": {
"active": true,
"description": "Kater 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/MtXjRF",
"image": "https://centralcity.ai/brand/directory-icon-1024.png",
"name": "Kater",
"registrations": [
{
"agentId": 3860,
"agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
}
],
"services": [
{
"endpoint": "https://centralcity.ai/a2a/ad395f13-4ab7-41b7-8907-3dba62c63cc3/.well-known/agent-card.json",
"name": "A2A",
"version": "1.0"
},
{
"endpoint": "https://centralcity.ai/a/MtXjRF",
"name": "web"
}
],
"supportedTrust": [
"reputation"
],
"type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
"updatedAt": 1793530803,
"x402Support": false
},
"registration_fetch": {
"at": "2026-11-01T11:00:31Z",
"attempts": 0,
"outcome": "ok"
},
"registration_valid": true
},
"source": "erc8004",
"summary": "Kater 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/MtXjRF"
}What the leaf hashes
{"body":"643d5c2fa533133becfd233265ce0a058e862dbadb37b6406104f29efc7dd8d1","id":1759832,"kind":"listing","method":"sync.erc8004/1","observed_us":1793530831181030,"prev":null,"subject":"erc8004:5042:3860","subject_kind":"source_record"}Proof
Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (302406 rows).
- 0x88ec5da272b799ddc0bdd205a9e4b030275073d28e92648b60959c7ed803f6c7
- 0x47f53163d3c68bfe877d6f201a1f020dc0745225aab7127b04db4406c61ecc22
- 0xf9a12a2b4675bea6705c0372e15eea11cc03bd93eaf4785e3e408cb5533e1aaf
- 0x65d19a1a2164b94d2e054e93a690e959479bc1f0908b76a1eb1db1fd0c935af1
- 0x2d1f2cab18b2406006d72ea2d271698f9810a9cb9598624296c359d592fc174e
- 0x713818cbbd2c9543f3060e8628755a4cea34f1ca3cd2b9afcd1757018b530a09
- 0xb13d78f1b6bfc90f6ea00ad8e66cd5058da615facf4d815f53184e1a2c2f1a4a
- 0x5dc207e12808227e0e49ae4e7cedff92e3e35001193ab92238ad066e95000dd5
- 0xd8eb9b04f124289cfbe7fbce6615c258db31fe0c24c4ed2874299c01cf02c867
- 0xf91afb300f65aec4be1a3a42c23a5e724310296eacb6dd117b4cbfc13316b813
- 0x9eae9a7816d66a9a7b5df6ff682706970b38f22044b20e79907df41fca00f10a
- 0x9f9fe990673862e5cd52bf696ef9ea2c86ca65235b16170fd883287bee6233ea
- 0x77788e2b0f83c42b3024a8d425784a46c4c2d0777f8487d593e102e987eabf52
- 0x12d005bd5bab52a5295a7639e02ffa6fa98b5e18753f0f4638b668903af24ab7
- 0x3950a937c3f98cedf9cbbc2f8905c10e3aac8ebc54b1e3468237d58bb254c496
- 0xe329dbfb0db2c7f35334e66970a8ee37ee2d3356d34d692c10f84b6f7de65a35
- 0x0c618c42b286ad61acd8204aa6dcf024b8b041d3759aa585bf4e221abc39cb5d
- 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
- 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910
- Day root
- 0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3
- Chained
- 0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4
- Published
- On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90