← The evidence ledger
Evidence row 44977
Observed , by sync.agentic_market/1.
- Kind
- listing
- About
- source_record agentic_market:pulsefeed-dev
- Recorded
- Previous row
- #3410
- Body SHA-256
- 9213891ab99e1d65612061a689375c8c7068fcdd6a08ba688900a469b9966e4f
- Leaf
- 0x1b3adf26a637f10eb803becdea07ff59ed6a1a43594da8492a15b149c05f084f
What was observed
{
"endpoints": [
[
"x402",
"https://pulsefeed.dev/data/full"
],
[
"x402",
"https://pulsefeed.dev/flow"
],
[
"x402",
"https://pulsefeed.dev/lab/e1"
],
[
"x402",
"https://pulsefeed.dev/mcp/drift/history"
],
[
"x402",
"https://pulsefeed.dev/momentum"
],
[
"x402",
"https://pulsefeed.dev/pulse"
],
[
"x402",
"https://pulsefeed.dev/trust"
],
[
"x402",
"https://pulsefeed.dev/trust/dataset"
],
[
"x402",
"https://pulsefeed.dev/whales"
]
],
"name": "pulsefeed.dev",
"owner_address": null,
"raw": {
"caip2_networks": [
"eip155:8453"
],
"category": "",
"description": "",
"domain": "pulsefeed.dev",
"endpoints": [
{
"description": "The whole agentic-commerce trust dataset in one call: every audited x402 endpoint (trust score, scam flags, on-chain receiver, payTo/price history) AND every audited MCP server (safe/avoid, install-script risk, abandonment) plus incidents with on-chain proof. Cross-domain and longitudinal. NOTE: $1.00 exceeds the default 0.1 USDC cap in x402-fetch — pass maxValue. Free sample: /data/sample",
"method": "",
"parameters": [],
"pricing": {
"amount": "1",
"currency": "USDC",
"maxAmount": "",
"minAmount": "",
"network": "eip155:8453",
"scheme": "exact"
},
"providerName": "",
"quality": null,
"serviceName": "",
"tags": [],
"url": "https://pulsefeed.dev/data/full"
},
{
"description": "Who is accumulating or dumping this token right now? Smart-money flow on Base: net position change per address over a block window plus a decision-ready accumulation/distribution signal. ?token=0x...",
"method": "",
"parameters": [],
"pricing": {
"amount": "0.02",
"currency": "USDC",
"maxAmount": "",
"minAmount": "",
"network": "eip155:8453",
"scheme": "exact"
},
"providerName": "",
"quality": null,
"serviceName": "",
"tags": [],
"url": "https://pulsefeed.dev/flow"
},
{
"description": "Insertion-path positive control for a measurement experiment (x402-foundation/x402#3045): does a v1-envelope settlement still create a catalog row at the current epoch? Returns a static acknowledgement.",
"method": "",
"parameters": [],
"pricing": {
"amount": "0.011",
"currency": "USDC",
"maxAmount": "",
"minAmount": "",
"network": "eip155:8453",
"scheme": "exact"
},
"providerName": "",
"quality": null,
"serviceName": "",
"tags": [],
"url": "https://pulsefeed.dev/lab/e1"
},
{
"description": "The full MCP supply-chain drift series in one call: every recorded change since 2026-07-30 across the whole registry — ownership swapped, install script added in a later version, repository removed, package unpublished, a removed name republished by someone else. An event exists only because a snapshot from before it does, so this series cannot be rebuilt after the fact. Free feed: last 7 days.",
"method": "",
"parameters": [],
"pricing": {
"amount": "0.1",
"currency": "USDC",
"maxAmount": "",
"minAmount": "",
"network": "eip155:8453",
"scheme": "exact"
},
"providerName": "",
"quality": null,
"serviceName": "",
"tags": [],
"url": "https://pulsefeed.dev/mcp/drift/history"
},
{
"description": "Is this token heating up or cooling down? Momentum on Base: current block window versus the previous one — activity and volume with a % delta and a heating/cooling/flat trend. ?token=0x...",
"method": "",
"parameters": [],
"pricing": {
"amount": "0.01",
"currency": "USDC",
"maxAmount": "",
"minAmount": "",
"network": "eip155:8453",
"scheme": "exact"
},
"providerName": "",
"quality": null,
"serviceName": "",
"tags": [],
"url": "https://pulsefeed.dev/momentum"
},
{
"description": "Is this token active right now? Live pulse of any ERC-20 on Base: transfer count, volume and unique senders/receivers over a recent block window — one call, no RPC or indexer needed. ?token=0x...",
"method": "",
"parameters": [],
"pricing": {
"amount": "0.01",
"currency": "USDC",
"maxAmount": "",
"minAmount": "",
"network": "eip155:8453",
"scheme": "exact"
},
"providerName": "",
"quality": null,
"serviceName": "",
"tags": [],
"url": "https://pulsefeed.dev/pulse"
},
{
"description": "Is this x402 endpoint safe to pay? Vet an unknown seller BEFORE paying: pay/avoid verdict, 0-100 trust score, live 402 probe, scam flags (payTo hijack, bait-and-switch pricing, honeypot, wrong asset) and an on-chain check of the receiver on Base. Reads x402 v1 (body) AND v2 (PAYMENT-REQUIRED header) — body-only checkers call live v2 services dead. ?endpoint=url; omit for a trust-ranked catalog.",
"method": "",
"parameters": [],
"pricing": {
"amount": "0.004",
"currency": "USDC",
"maxAmount": "",
"minAmount": "",
"network": "eip155:8453",
"scheme": "exact"
},
"providerName": "",
"quality": {
"l30DaysTotalCalls": "7",
"l30DaysUniquePayers": "6"
},
"serviceName": "",
"tags": [],
"url": "https://pulsefeed.dev/trust"
},
{
"description": "Bulk trust data for every x402 service in one call. For builders of trust, uptime and monitoring tools: each service's full profile — 0-100 trust score and pay/avoid verdict, scam flags, receiver stability, on-chain receiver profile, plus the compounding payTo and price change history. Skip scraping hundreds of endpoints. ?all=1 includes dead ones, ?limit=N. Free preview: /status.json, /data/sample.",
"method": "",
"parameters": [],
"pricing": {
"amount": "0.1",
"currency": "USDC",
"maxAmount": "",
"minAmount": "",
"network": "eip155:8453",
"scheme": "exact"
},
"providerName": "",
"quality": null,
"serviceName": "",
"tags": [],
"url": "https://pulsefeed.dev/trust/dataset"
},
{
"description": "Are whales moving this token right now? Large ERC-20 transfers on Base over a recent block window with from/to/amount/tx and a configurable size threshold — spot big moves before they hit the price. ?token=0x... &min=units",
"method": "",
"parameters": [],
"pricing": {
"amount": "0.02",
"currency": "USDC",
"maxAmount": "",
"minAmount": "",
"network": "eip155:8453",
"scheme": "exact"
},
"providerName": "",
"quality": null,
"serviceName": "",
"tags": [],
"url": "https://pulsefeed.dev/whales"
}
],
"enriched": false,
"iconUrl": "",
"id": "pulsefeed-dev",
"integrationType": "",
"isNew": false,
"name": "pulsefeed.dev",
"networks": [
"Base"
],
"priceSummary": {
"avgCostBasis": "exact",
"avgCostPerTransaction": "0.141667",
"currency": "USDC",
"maxAmount": "1",
"minAmount": "0.004"
},
"provider": "pulsefeed.dev",
"providerUrl": "",
"serviceName": "",
"tags": []
},
"source": "agentic_market",
"summary": ""
}What the leaf hashes
{"body":"9213891ab99e1d65612061a689375c8c7068fcdd6a08ba688900a469b9966e4f","id":44977,"kind":"listing","method":"sync.agentic_market/1","observed_us":1793025405706585,"prev":3410,"subject":"agentic_market:pulsefeed-dev","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).
- 0x1b3b0409309e66973fb3c947846d31240744f1b045c0407ee0646a032cd97669
- 0x7ba00d8bae3dc12c71f4eea17f88413182e055751a3c8c7f04eebdc34d891d22
- 0x3343144b5d588ef4c3aa08aaccf41c8954904f5a65caca8a3ad84d95e651bcd8
- 0x3277bdf377c54d9858cd302d24e6db6e28bc8326978a033769c3c27ad0e10b5e
- 0xbcd1502dd56e5b92ee745c3cc4ce1a5a7cc94fa6b5fb1346aac6a8bbf1742d12
- 0x627949139ec0a3f73d4d7dba1f7a3e2b660c623bc0914810d7112466488f3c88
- 0x8fa12f002fc3a297349c229b012f28cd5c4baf0b9db2ccf7b553475e34714ad9
- 0x2c7c09e54e19170c924d00fd9b08a92717fa69465a19ae97e0bd95009dba53f7
- 0x97449e605b0b8c3f1158a3f63484426bc862547d46b75f80b2a28b85bef68126
- 0x850c26c367ed4b0c237a13380d2cdbeae58800e68a9d29b45c6c1d339228de2a
- 0x3f914e3a1f6c506299e42b0c551da50ec7ac2c0f0e69260eab2262111b4eb14b
- 0x7ab2e7902b312a74cfdbc32b2906ced29b1fb9dc4280b5378e8eb181ad88686e
- 0xe00c7829e46541e49a308807d357db902e06eff941a833217a8f0dbccd3964f1
- 0x770e4376196188c7fc9ec40f8e218dc0d1cb92bba5fe0425a0edce27ca9a997f
- 0x60582ab4b41e72eb70eb0bce07fbf0fb4d2b62a8bad5be50f5d16d511adc746c
- 0xc6a4d7899a0f442958e26505011190b7cff2483611c1b94eba9043e0ba9ac36e
- 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
- 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
- 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae