Ledger Moment

{
  "answer": {
    "card": "ledger_moment",
    "card_data": {
      "by_type": {
        "DEX offers": 37,
        "NFTs": 6,
        "Other": 4,
        "Payments": 3
      },
      "close_time": "2026-10-18T04:26:50+00:00",
      "failed": 0,
      "fees_burned_xrp": "0.01061",
      "ledger_hash": "08508C056B390C56BAC9646A8B7C65AE390B75286C4E0D97B4E18D8A93ED7FFF",
      "ledger_index": 107732038,
      "total_coins_drops": "99985589827088836",
      "transactions": 50
    },
    "cue_map": [
      {
        "class": "observed",
        "cue": "tiles",
        "means": "1 tile = 1 transaction in this ledger; color = transaction type; hollow = failed (fee still charged)",
        "source": "ledger.transactions (expanded), in ledger order"
      },
      {
        "class": "derived",
        "cue": "legend counts, totals",
        "source": "counts of the tiles by type and result"
      }
    ],
    "image": {
      "base64": "(base64 PNG, about 100 KB)",
      "bytes": 72008,
      "format": "png",
      "height": 675,
      "width": 1200
    },
    "verify_url": "https://livenet.xrpl.org/ledgers/107732038"
  },
  "checked_at": "2026-10-18T04:26:51+00:00",
  "proof": {
    "close_time": "2026-10-18T04:26:50+00:00",
    "ledger_index": 107732038,
    "network": "xrpl:0 (mainnet)",
    "sources": [
      {
        "method": "ledger (expanded)",
        "name": "XRP Ledger public server",
        "url": "https://xrplcluster.com/"
      }
    ],
    "validated": true
  },
  "service": "ledger_moment",
  "unknowns": [
    "Transaction type shows what was submitted, not why; the card says nothing about who sent them."
  ]
}

# bash or zsh: see the payment challenge. Nothing is charged.
curl -sS -g -i 'https://bruk-agent-api.fly.dev/v1/ledger-moment?network=mainnet'

# x402 v2 sends the challenge base64-encoded in the PAYMENT-REQUIRED header (v1 sends it in the body).
# To read the header:
curl -sS -g -o /dev/null -D - 'https://bruk-agent-api.fly.dev/v1/ledger-moment?network=mainnet' \
  | grep -i '^payment-required:' | cut -d' ' -f2 | tr -d '\r' | base64 --decode

// npm i @x402/fetch @x402/evm viem
import { wrapFetchWithPayment, x402Client } from "@x402/fetch";
import { registerExactEvmScheme } from "@x402/evm/exact/client";
import { privateKeyToAccount } from "viem/accounts";

// Pays at most $0.02 per call.
const client = new x402Client().setSpendControls({ maxAmountPerPayment: "$0.02" });
registerExactEvmScheme(client, { signer: privateKeyToAccount(process.env.EVM_PRIVATE_KEY) });
const pay = wrapFetchWithPayment(fetch, client);

// Not sure it's safe to pay? ToolVet checks it first for $0.005. Pay for that from a separate
// client: this one is capped at $0.02 per payment. GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fbruk-agent-api.fly.dev%2Fv1%2Fledger-moment
const res = await pay("https://bruk-agent-api.fly.dev/v1/ledger-moment?network=mainnet");
console.log(res.status, await res.text());

# pip install "x402[requests,evm]"
import os
from eth_account import Account
from x402 import x402ClientSync
from x402.http.clients import x402_requests
from x402.mechanisms.evm import EthAccountSigner
from x402.mechanisms.evm.exact.register import register_exact_evm_client

# Pays at most $0.02 per call.
client = x402ClientSync().set_spend_controls({"max_amount_per_payment": "$0.02"})
register_exact_evm_client(client, EthAccountSigner(Account.from_key(os.environ["EVM_PRIVATE_KEY"])))

with x402_requests(client) as session:
    res = session.get("https://bruk-agent-api.fly.dev/v1/ledger-moment?network=mainnet")
    print(res.status_code, res.text)