← The evidence ledger
Evidence row 76386
Observed , by baseline/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://http--forest-gas-station--lcjl27p8lmjs.code.run/mcp/preflight
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 4e4d3be7dd8792f4dc91bed7c79b696e0ea22e8dde99f57620b71953842a8b58
- Leaf
- 0x5fb244dc5f905d2eaf4abd6bb69474f1de828363af5f3824b1f6019ef00df5b0
What was observed
{
"endpoints": [
[
"x402",
"https://http--forest-gas-station--lcjl27p8lmjs.code.run/mcp/preflight"
]
],
"name": "Forest Gas Station",
"owner_address": "0xf9c2a7255e7c51d7bf38331dcfc23ba881cf61ba",
"raw": {
"accepts": [
{
"amount": "4000",
"asset": "0x036CbD53842c5426634e7929541eC2318f3dCF7e",
"extra": {
"name": "USDC",
"version": "2"
},
"maxTimeoutSeconds": 120,
"network": "eip155:84532",
"payTo": "0xf9c2a7255E7C51D7BF38331DcFC23Ba881cF61Ba",
"scheme": "exact"
}
],
"description": "Read-only MCP handshake/tools-list preflight; no destructive tool calls.",
"extensions": {
"bazaar": {
"info": {
"input": {
"body": {
"url": "https://mcp.example.com/mcp"
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"capability": "mcp.preflight",
"data": {
"auth_required": false,
"latency_ms": 1,
"negotiated_protocol_version": "2025-03-26",
"protocol_version": "2025-03-26",
"reachable": true,
"tool_count": 0,
"tools": [],
"url": "https://mcp.example.com/mcp"
},
"meta": {
"cache": "miss",
"checked_at": "2026-01-01T00:00:00.000Z",
"duration_ms": 1,
"provider": "mcp-client"
},
"ok": true,
"version": "1"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"protocol_version": {
"maxLength": 32,
"type": "string"
},
"url": {
"type": "string"
}
},
"required": [
"url"
],
"type": "object"
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
},
"method": {
"enum": [
"POST"
],
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method",
"bodyType",
"body"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"additionalProperties": false,
"properties": {
"capability": {
"const": "mcp.preflight"
},
"data": {
"additionalProperties": false,
"properties": {
"auth_required": {
"type": "boolean"
},
"latency_ms": {
"type": "integer"
},
"negotiated_protocol_version": {
"type": [
"string",
"null"
]
},
"protocol_version": {
"type": [
"string",
"null"
]
},
"reachable": {
"type": "boolean"
},
"tool_count": {
"type": "integer"
},
"tools": {
"type": "array"
},
"url": {
"type": "string"
}
},
"required": [
"url",
"reachable",
"protocol_version",
"negotiated_protocol_version",
"tool_count",
"tools",
"auth_required",
"latency_ms"
],
"type": "object"
},
"meta": {
"additionalProperties": false,
"properties": {
"cache": {
"enum": [
"hit",
"miss",
"bypass"
]
},
"checked_at": {
"type": "string"
},
"duration_ms": {
"minimum": 0,
"type": "integer"
},
"provider": {
"type": [
"string",
"null"
]
}
},
"required": [
"provider",
"checked_at",
"cache",
"duration_ms"
],
"type": "object"
},
"ok": {
"const": true
},
"version": {
"const": "1"
}
},
"required": [
"ok",
"capability",
"version",
"data",
"meta"
],
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
},
"lastUpdated": "2026-09-27T07:01:02.404Z",
"quality": {
"l30DaysTotalCalls": 1,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-09-27T07:01:02.231Z"
},
"resource": "https://http--forest-gas-station--lcjl27p8lmjs.code.run/mcp/preflight",
"serviceName": "Forest Gas Station",
"tags": [
"mcp",
"agent",
"preflight",
"testnet"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Read-only MCP handshake/tools-list preflight; no destructive tool calls."
}What the leaf hashes
{"body":"4e4d3be7dd8792f4dc91bed7c79b696e0ea22e8dde99f57620b71953842a8b58","id":76386,"kind":"listing","method":"baseline/1","observed_us":1793025492204863,"prev":null,"subject":"x402_bazaar:https://http--forest-gas-station--lcjl27p8lmjs.code.run/mcp/preflight","subject_kind":"source_record"}Proof
Its day has not closed yet. A day closes ten minutes after midnight UTC; the proof appears here then.