Tamper-evident history of every change to a namespace
Tamper-evident history of every change to a namespace - an append-only, hash-chained audit log the server attests to (provenance an agent can't forge for itself). ?owner=0x… reads a granted namespace.
Answeringour last check, 2026-09-24
1 of 1checks answered this week
927 msmedian answer time
$0.001listed price per call
$0.001price it asked us
Paid test badge: not yet. The checks above are free: we call the tool without paying and read the payment request it sends back. The Verified badge needs paid calls whose answers match the promised output, and nobody can buy a badge.
Endpoint
GET https://agent402.tools/api/memory/log
| Category | Code and developer |
|---|---|
| Provider host | agent402.tools |
| Networks | eip155:10, eip155:1329, eip155:137, eip155:143, eip155:42161, eip155:42220, eip155:43114, eip155:4663, eip155:8453 |
| Payment schemes | exact |
| Self-reported calls, 30 days | 5 from 2 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-09-24 | valid payment request | 402 | $0.001 | 927 ms |
Example input (from the provider)
{
"method": "GET",
"queryParams": {
"limit": "50"
},
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"properties": {
"limit": {
"description": "Max entries (1-1000, default 100)",
"type": "string"
},
"owner": {
"description": "Optional 0x namespace (requires a grant)",
"type": "string"
}
},
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"entries": {
"items": {
"properties": {
"action": {
"type": "string"
},
"hash": {
"type": "string"
},
"key": {
"type": "string"
},
"prevHash": {
"type": "string"
},
"seq": {
"type": "integer"
}
},
"type": "object"
},
"type": "array"
},
"ns": {
"type": "string"
}
},
"required": [
"ns",
"entries"
],
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}