← The evidence ledger
Evidence row 36307
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://netintel.dev/web/monitor
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- f87b691021bc958dc3d53ede03ab5768cf6d44275f8affa63d28a1fdbc182db4
- Leaf
- 0x908ea0a195d8e5659f5bf6f4793aef2290b0ccdf9d3789a1ada45bca29526c81
What was observed
{
"endpoints": [
[
"x402",
"https://netintel.dev/web/monitor"
]
],
"name": "NetIntel",
"owner_address": "0xdadc335482ad545296fd7b28518a251ffcbeb9df",
"raw": {
"accepts": [
{
"amount": "3000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:8453",
"payTo": "0xdaDc335482AD545296Fd7b28518A251fFCbEb9Df",
"scheme": "exact"
},
{
"amount": "3000",
"asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
"extra": {
"feePayer": "D6ZhtNQ5nT9ZnTHUbqXZsTx5MH2rPFiBBggX4hY1WePM"
},
"maxTimeoutSeconds": 300,
"network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
"payTo": "8FVeybWnB4dYrxTuPK7WzFZNAiEcFVaDLFnKpRwVGr5s",
"scheme": "exact"
}
],
"description": "Monitor a web page for changes — fetch a URL, compare it with your previous check and return changed true/false, the added and removed lines, the percent changed and the new content only when it changed. First call stores the baseline; repeat with the same watch_id from your cron. Works on HTML (readable text), JSON (canonical keys) and plain text; conditional GET; no API key.",
"extensions": {
"bazaar": {
"info": {
"input": {
"method": "GET",
"queryParams": {
"url": "https://www.eia.gov/todayinenergy/",
"watch_id": "eia-daily"
},
"type": "http"
},
"output": {
"example": {
"change_pct": 6.1,
"changed": true,
"diff": {
"added": [
"Natural gas prices rose 4%"
],
"added_count": 1,
"removed": [
"Natural gas prices fell 2%"
],
"removed_count": 1,
"truncated": false
},
"summary": "changed: +1 / −1 lines (6.1%)"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"properties": {
"url": {
"description": "Absolute http(s) URL to monitor. Aliases: target, page, link",
"type": "string"
},
"watch_id": {
"description": "Your job id (1-64 chars A-Za-z0-9_.:-); keeps watches apart when one wallet serves many agents",
"type": "string"
}
},
"required": [
"url"
],
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"change_pct": {
"type": [
"number",
"null"
]
},
"changed": {
"description": "null on the baseline call",
"type": [
"boolean",
"null"
]
},
"diff": {
"description": "added/removed lines with counts",
"type": [
"object",
"null"
]
},
"summary": {
"type": "string"
}
},
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
},
"lastUpdated": "2026-10-26T10:24:14.732Z",
"quality": {
"l30DaysTotalCalls": 3,
"l30DaysUniquePayers": 2,
"lastCalledAt": "2026-10-26T10:24:14.489Z"
},
"resource": "https://netintel.dev/web/monitor",
"serviceName": "NetIntel",
"tags": [
"monitor web page for changes",
"website change detection",
"page change alerts",
"diff a web page",
"watch a url"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Monitor a web page for changes — fetch a URL, compare it with your previous check and return changed true/false, the added and removed lines, the percent changed and the new content only when it changed. First call stores the baseline; repeat with the same watch_id from your cron. Works on HTML (readable text), JSON (canonical keys) and plain text; conditional GET; no API key."
}What the leaf hashes
{"body":"f87b691021bc958dc3d53ede03ab5768cf6d44275f8affa63d28a1fdbc182db4","id":36307,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793025380476886,"prev":null,"subject":"x402_bazaar:https://netintel.dev/web/monitor","subject_kind":"source_record"}Proof
Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (296695 rows).
- 0x908f1994f10e88564fec025a3fb7c05809b0466635d852aa527910b9628ff861
- 0xfaf737bb4b9a9c3d210b5c40fbcb17369bc3cbe894112ea93b66a0b5a6c229b6
- 0xa653f48c432b0ad972869c9faa586fc49d4bd2f8a57b1caeba631e92b3d9aaa8
- 0x265d46ee0febc6cc547d034657af1313cb73c9e8a16db07849836176f532989b
- 0xdaab8e263e9600eb912a1c67b18190ac1e533401ddf9734803daf0d14d3afd82
- 0xe8a2eeddb0c9070646b54ee16052f700292c52397377f114ae8d628c119338ec
- 0x2c11725176535399c6e0db820bdf22910f7a30ce0fb8848a368e2d84158c1bf4
- 0x1bbe99110459f77367223a690206bf73faf8261d1e561757ef785e6fb6430171
- 0x34218488b946088cefda1e91ecf658e451b5fa9de339f66946fe548fbb5cf034
- 0xaceb83c372739bd98e77173713a458afd2092803e86ac0b8b2afe3eb94ca90c0
- 0xc41c5ee73cf254bf3fe8e9a8475b0931c3223f7331f30010bc3a5e2a753329d6
- 0x4634efb8094d1dd2874013b832ad8653e49400f57bf98efdcc5f925ed08d0f5b
- 0xc0cb184c9bdf71abcf18fda97bd59289153d120dbf8fee9f517b63bf303deb95
- 0xf0edabbb9ba0d643e5505d19d07637eb6f6aed0a1c7356af43ae7d84ae9ef0c5
- 0xf0bd63870f0bb378fa300bd33563050dcb7b3e02b44eb3ee550c1c534ec4b246
- 0x1ac20d30773e1f4f2f811540e9a99b5cca9177c9e2e029acc0d80cf3f1d11f0f
- 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
- 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
- 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae