← The evidence ledger
Evidence row 120851
Observed , by baseline/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://saylorinnovations.com/api/weather/portugal
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- a3d19408c99c3078265f8aa91485e13b7de2801594854b769761a3815b0ed649
- Leaf
- 0xf5e8107b97e7db4b78577e2a389de9b868eae56bec1d9c52ccb1ccc65e796acb
What was observed
{
"endpoints": [
[
"x402",
"https://saylorinnovations.com/api/weather/portugal"
]
],
"name": "Saylor Innovations Data Desk",
"owner_address": "0xa2a8df0f7caabea4e120a2568118f141569fc8aa",
"raw": {
"accepts": [
{
"amount": "10000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"assetTransferMethod": "eip3009",
"facilitatorOnly": true,
"memo": "saylor:datadesk:portugal-weather",
"name": "USD Coin",
"note": "Base settles through an x402 facilitator. Send payload.signature and payload.authorization (EIP-3009); there is no self-submitted path on this network.",
"version": "2"
},
"maxTimeoutSeconds": 120,
"network": "eip155:8453",
"payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa",
"scheme": "exact"
},
{
"amount": "10000",
"asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
"extra": {
"assetTransferMethod": "eip3009",
"facilitatorOnly": true,
"memo": "saylor:datadesk:portugal-weather",
"name": "USD Coin",
"note": "Polygon settles through an x402 facilitator. Send payload.signature and payload.authorization (EIP-3009); there is no self-submitted path on this network.",
"version": "2"
},
"maxTimeoutSeconds": 120,
"network": "eip155:137",
"payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa",
"scheme": "exact"
},
{
"amount": "10000",
"asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
"extra": {
"assetTransferMethod": "eip3009",
"facilitatorOnly": true,
"memo": "saylor:datadesk:portugal-weather",
"name": "USD Coin",
"note": "Arbitrum settles through an x402 facilitator. Send payload.signature and payload.authorization (EIP-3009); there is no self-submitted path on this network.",
"version": "2"
},
"maxTimeoutSeconds": 120,
"network": "eip155:42161",
"payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa",
"scheme": "exact"
},
{
"amount": "10000",
"asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
"extra": {
"feePayer": "Hc3sdEAsCGQcpgfivywog9uwtk8gUBUZgsxdME1EJy88",
"memo": "saylor:datadesk:portugal-weather",
"reference": "5hwrjVxK9TKSwrvsHt6EtCXyjvrqUVWoCKydXq9eDDsM",
"session": "eyJhcnRpY2xlSWQiOiJkYXRhZGVzazpwb3J0dWdhbC13ZWF0aGVyIiwicmVmZXJlbmNlIjoiNWh3cmpWeEs5VEtTd3J2c0h0NkV0Q1h5anZycVVWV29DS3lkWHE5ZUREc00iLCJyZWNpcGllbnQiOiI3TFNqZnJKZjhmTnNCOFZBOXU3TjNXRW4yNXNtUUxwb2IzU3Z5VXZYYWN5NyIsIm1pbnQiOiJFUGpGV2RkNUF1ZnFTU3FlTTJxTjF4enliYXBDOEc0d0VHR2tad3lURHQxdiIsIm1pbkFtb3VudCI6MTAwMDAsImV4cCI6MTc5MjQwNDg5MzkwM30.C7Awk6gI4iUnvX7yPDFer0oLKqT3a9mAim4J07HSwUo"
},
"maxTimeoutSeconds": 120,
"network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
"payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7",
"scheme": "exact"
},
{
"amount": "10000",
"asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB",
"extra": {
"feePayer": "Hc3sdEAsCGQcpgfivywog9uwtk8gUBUZgsxdME1EJy88",
"memo": "saylor:datadesk:portugal-weather",
"reference": "5vWqUATkP9inAhmgWjHxtvvB8SZTGNiuMDATLdVZEU1a",
"session": "eyJhcnRpY2xlSWQiOiJkYXRhZGVzazpwb3J0dWdhbC13ZWF0aGVyIiwicmVmZXJlbmNlIjoiNXZXcVVBVGtQOWluQWhtZ1dqSHh0dnZCOFNaVEdOaXVNREFUTGRWWkVVMWEiLCJyZWNpcGllbnQiOiI3TFNqZnJKZjhmTnNCOFZBOXU3TjNXRW4yNXNtUUxwb2IzU3Z5VXZYYWN5NyIsIm1pbnQiOiJFczl2TUZyemFDRVJtSmZyRjRIMkZZRDRLQ29Oa1kxMU1jQ2U4QmVud05ZQiIsIm1pbkFtb3VudCI6MTAwMDAsImV4cCI6MTc5MjQwNDg5MzkwM30.y-DjYvDE38r8aVDX9fWAJvfa5_nLa2taI5LqIvHZVUI"
},
"maxTimeoutSeconds": 120,
"network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
"payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7",
"scheme": "exact"
},
{
"amount": "92003",
"asset": "So11111111111111111111111111111111111111112",
"extra": {
"memo": "saylor:datadesk:portugal-weather",
"native": true,
"note": "Native SOL: send lamports with a system transfer, not an SPL transfer. Price is quoted live and this quote expires in 120s.",
"quotedLamports": "94849",
"reference": "5au9n918XNyPBErFWY5NnG9hKD8eo8T4JP7tLzXAq2WF",
"session": "eyJhcnRpY2xlSWQiOiJkYXRhZGVzazpwb3J0dWdhbC13ZWF0aGVyIiwicmVmZXJlbmNlIjoiNWF1OW45MThYTnlQQkVyRldZNU5uRzloS0Q4ZW84VDRKUDd0THpYQXEyV0YiLCJyZWNpcGllbnQiOiI3TFNqZnJKZjhmTnNCOFZBOXU3TjNXRW4yNXNtUUxwb2IzU3Z5VXZYYWN5NyIsIm1pbnQiOm51bGwsIm1pbkFtb3VudCI6OTIwMDMsImV4cCI6MTc5MjQwNDg5MzkwM30.PdycJjNN777h4idacFrbvF2nfK4VjO_vlQ7ZQTgdrEI",
"solUsdPrice": 105.43
},
"maxTimeoutSeconds": 120,
"network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
"payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7",
"scheme": "exact"
}
],
"description": "Portugal weather forecast by city - daily min and max temperature, rain probability, wind and conditions for Lisbon, Porto, Faro and more",
"extensions": {
"bazaar": {
"info": {
"input": {
"method": "GET",
"queryParams": {
"city": "Lisboa"
},
"type": "http"
},
"output": {
"example": {
"city": "Lisboa",
"days": [
{
"date": "2026-10-16",
"rain_probability_pct": 0,
"temp_max_c": 30.2,
"temp_min_c": 17.3,
"weather": "Partly cloudy",
"wind_direction": "N",
"wind_strength": "moderate"
},
{
"date": "2026-10-17",
"rain_probability_pct": 0,
"temp_max_c": 25.5,
"temp_min_c": 17.2,
"weather": "Partly cloudy",
"wind_direction": "NW",
"wind_strength": "moderate"
},
{
"date": "2026-10-18",
"rain_probability_pct": 4,
"temp_max_c": 24.9,
"temp_min_c": 15.9,
"weather": "Partly cloudy",
"wind_direction": "NE",
"wind_strength": "moderate"
},
{
"date": "2026-10-19",
"rain_probability_pct": 4,
"temp_max_c": 25.6,
"temp_min_c": 15.5,
"weather": "Partly cloudy",
"wind_direction": "NE",
"wind_strength": "moderate"
},
{
"date": "2026-10-20",
"rain_probability_pct": 12,
"temp_max_c": 22.1,
"temp_min_c": 13.2,
"weather": "Partly cloudy",
"wind_direction": "NW",
"wind_strength": "moderate"
}
],
"ipma_location_id": 1110600,
"lat": 38.766,
"lon": -9.1286,
"source": "IPMA - Instituto Portugues do Mar e da Atmosfera open data",
"updated": "2026-10-16T01:31:02"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"properties": {
"city": {
"description": "Portuguese city or district capital: Lisboa, Porto, Faro, Coimbra, Braga, Funchal...",
"type": "string"
}
},
"required": [
"city"
],
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"city": {
"description": "City",
"type": "string"
},
"days": {
"description": "Number of days",
"type": "array"
},
"ipma_location_id": {
"description": "Ipma location id identifier",
"type": "number"
},
"lat": {
"description": "Latitude in decimal degrees",
"type": [
"number",
"null"
]
},
"lon": {
"description": "Longitude in decimal degrees",
"type": [
"number",
"null"
]
},
"source": {
"description": "Data source the values come from",
"type": "string"
},
"updated": {
"description": "Time the record was last updated",
"type": [
"string",
"null"
]
}
},
"required": [
"city",
"days"
],
"type": "object"
},
"type": {
"const": "json",
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
},
"iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1791811517/bazaar-icons/bc5e2b3d111ebbef.jpg",
"lastUpdated": "2026-10-19T10:12:53.946Z",
"quality": {
"l30DaysTotalCalls": 2,
"l30DaysUniquePayers": 2,
"lastCalledAt": "2026-10-19T10:12:53.628Z"
},
"resource": "https://saylorinnovations.com/api/weather/portugal",
"serviceName": "Saylor Innovations Data Desk",
"tags": [
"portugal weather forecast",
"lisbon weather",
"ipma forecast",
"10 day forecast portugal",
"algarve weather"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Portugal weather forecast by city - daily min and max temperature, rain probability, wind and conditions for Lisbon, Porto, Faro and more"
}What the leaf hashes
{"body":"a3d19408c99c3078265f8aa91485e13b7de2801594854b769761a3815b0ed649","id":120851,"kind":"listing","method":"baseline/1","observed_us":1793025618909453,"prev":null,"subject":"x402_bazaar:https://saylorinnovations.com/api/weather/portugal","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).
- 0xf5e7684c725576ecaaac33d7f5be8d5cd98e754b11a046e7e6fee267e7789c2c
- 0xc972ead95fcd30d6c227f7420479cfd768a560863c304b3c3ff8487786961b8d
- 0x5cf504f1a70581afa705abadc33f4fbd56042f6261cbdc8debf9a30ba8fa5287
- 0x21c0b4c3ed41c67076fe52e33dd604def53a09a076d66b81a9cc26e3dd68b8f3
- 0x200661492fcc59733adeda9f75f11fd4583b38f533e2a13421059ff54050203e
- 0x595490676b70f275480987801c9ecb481457f79ebb93aa49d56cb8ae95ee7aa7
- 0xd21cbb778bb3200485954868c5150e4136b0b3f820599bde59e7c36fe6ccc5ce
- 0x7660d69949eef32f96c66c43b8e1f447dab15a109cfadc0c67284bf46534adfb
- 0xb03236d00755f756b022b8acf5ce6221f112d498410fa189525c0cd9621ec373
- 0x74b5156f36a704300634e9161bdb27e48fa391139b74707200a8fdaa6bea760a
- 0x625d2af057e293be1c3beb719789f9dc49df6cf80f71fb50444e4cba386a048f
- 0x4eeaa4735423e7633e0aaa6154804920315f945b1e4ceabd29282ec021cce244
- 0x79695e4356ea25a2b58265a824698704cd2c743099ce2dca9e41384ce8f1a8c5
- 0xd769d41500075835c3b2f9184d223699fb983fd05c29fbcb44d964abc7ee380d
- 0x68d296b1e00b4899fb83c3fba36fffaefa311eac2903067dbebfe776a12b4a9a
- 0x5fb5dda563336cd1bc1b9f44c52b76237ae72ed2145cb9290f39f304ca7dd678
- 0x74a0a08e4e7ab9aa5bfbead33dec7e1c7e8e364cff69a63720d764bbe987aadc
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae