← The evidence ledger
Evidence row 218686
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://x402-niche-briefs.fly.dev/v1/cold-chain-spoilage-risk
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 928b8cab21ff9ac0b32df6ab84baddc27abaa29ac0fc42bdac9a869d8145c038
- Leaf
- 0x77e76f6118c197c9dfa03497b6232c64009e61808870cb54a86b754c399fc876
What was observed
{
"endpoints": [
[
"x402",
"https://x402-niche-briefs.fly.dev/v1/cold-chain-spoilage-risk"
]
],
"name": "Cold-chain reefer spoilage risk",
"owner_address": "0x847f54ae8ddfd71ed7bc930c1f7a73576fab03a9",
"raw": {
"accepts": [
{
"amount": "10000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:8453",
"payTo": "0x847f54ae8dDFD71ed7bC930C1f7a73576FAb03A9",
"scheme": "exact"
}
],
"description": "Expected spoilage loss from excursion probability.",
"extensions": {
"bazaar": {
"info": {
"input": {
"method": "GET",
"queryParams": {
"excursion_prob_per_day_pct": "1.5",
"load_value_usd": "60000",
"loss_if_excursion_pct": "40",
"transit_hours": "72"
},
"type": "http"
},
"output": {
"example": {
"as_of": "2026-10-25",
"excursion_probability_pct": 4.43,
"expected_loss_usd": 1063.88,
"input": {
"excursion_prob_per_day_pct": 1.5,
"load_value_usd": 60000,
"loss_if_excursion_pct": 40,
"transit_hours": 72
},
"mitigations": [
"continuous temp logger",
"pre-cool trailer"
]
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"properties": {
"excursion_prob_per_day_pct": {
"description": "Excursion probability per day %",
"type": "string"
},
"load_value_usd": {
"description": "Load value",
"type": "string"
},
"loss_if_excursion_pct": {
"description": "Loss on excursion %",
"type": "string"
},
"transit_hours": {
"description": "Transit hours",
"type": "string"
}
},
"required": [
"load_value_usd",
"transit_hours",
"excursion_prob_per_day_pct",
"loss_if_excursion_pct"
],
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"as_of": {
"type": "string"
},
"excursion_probability_pct": {
"type": "number"
},
"expected_loss_usd": {
"type": "number"
},
"input": {
"properties": {
"excursion_prob_per_day_pct": {
"type": "number"
},
"load_value_usd": {
"type": "number"
},
"loss_if_excursion_pct": {
"type": "number"
},
"transit_hours": {
"type": "number"
}
},
"required": [
"load_value_usd",
"transit_hours",
"excursion_prob_per_day_pct",
"loss_if_excursion_pct"
],
"type": "object"
},
"mitigations": {
"items": {
"type": "string"
},
"type": "array"
}
},
"required": [
"input",
"excursion_probability_pct",
"expected_loss_usd",
"mitigations",
"as_of"
],
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
},
"lastUpdated": "2026-10-26T11:03:53.981Z",
"quality": {
"l30DaysTotalCalls": 1,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-10-26T11:03:53.801Z"
},
"resource": "https://x402-niche-briefs.fly.dev/v1/cold-chain-spoilage-risk",
"serviceName": "Cold-chain reefer spoilage risk",
"tags": [
"supply-chain",
"cold-chain"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Expected spoilage loss from excursion probability."
}What the leaf hashes
{"body":"928b8cab21ff9ac0b32df6ab84baddc27abaa29ac0fc42bdac9a869d8145c038","id":218686,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793026639962680,"prev":null,"subject":"x402_bazaar:https://x402-niche-briefs.fly.dev/v1/cold-chain-spoilage-risk","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).
- 0x77e758693ec081f4e87da3ddf886e42cb5d8af207eab3b88ef963ffd9d146c96
- 0x785bce6503149c4abf24768978f3e5a0224692808c6df858619c8c5db12f9c56
- 0x8529391d21250144ad61b71e50ea0ca7d981ce4defb3e0a1b28baf784ebebf68
- 0x226a970012451fab3d757606ce63232f46b8cb8379229b3f466fe1126e99e198
- 0xea3f692fe92bf521cab4f92acab67e0311f8bfea4d95e8fbfb44f5238bc76a95
- 0x77cd3a24387da53431a27a94debc767cb3a1f31ceffe61d7d65b80265debea83
- 0xf05279fe7f0c73e6541b0e542310fffb1ce8bbf461ff959d167bd36269db05cd
- 0x31368648b591c7434e7a248a8d4ac70d1f8a14521ce007ed486f562414e3abe4
- 0x1690a7cb6639b8700c8981534dfeef377eeb9ed1e0039429fd08b7e4cd8ec2a0
- 0x7289d13e9c5129911e8dd0a94c4ccdb3088dca627d8df693e7d7c3b58bbbd576
- 0x8fe7ebf89d10ac2e699de3f80f5dda3e72eef4ae079794ab7d1035929ad723cc
- 0x8fdfac9874f184de58b63efbdab0fc27674958d741146d02f58b04d3c559cabf
- 0xdef3cab0b4070d8ad7f4f91288da4881d19789f131b1b353621df79df04a0617
- 0xc4fe2177880ea1b0e82b6fe4c270090fd0fbe5af3a42a8cbf6a6ba2fa35625f6
- 0x15039087bf60ae9b06b756ec3cbc299760e59923a438bbd91e34d105186db0ed
- 0x2b6e23e3624a1b66e1d2298cfbce99a93ce6b13d24a58112a71802d79c5f7a76
- 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
- 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
- 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae