{"block":{"chainId":42161,"hash":"0x9f65f6ffd8a4cf80ae84050415d16827dae9d2bdf7ed7769059927349c7af389","number":"301342098","timestamp":1738367999},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x000000000000000000000000000000000000000000000000000cdf705c26dade","specId":"erc20.totalSupply","to":"0xaf88d065e77c8cc2239327c5edb3a432268e5831"},"checks":[{"detail":"eth_call totalSupply() at the day's last block, by block number, on one archive RPC provider; responseHash is sha256 of the response text as landed","name":"rpc","status":"pass"},{"detail":"block hash and timestamp from eth_getBlockByNumber at that block number on the same provider","name":"block-header","status":"pass"}],"hash":"0xc5ade81381a2c1589e200fb9d9285b731cca221af54bb0d46de4e5021a288d45","id":"rcpt_c5ade81381a2c1589e20","kind":"eth_call","lineage":{"inputs":[],"transform":{"expression":"total_supply_raw = uint256(result); total_supply = total_supply_raw / 10^decimals","name":"erc20.totalSupply","version":"1"}},"proofLevel":1,"reproduce":{"cast":"cast call 0xaf88d065e77c8cc2239327c5edb3a432268e5831 \"totalSupply()(uint256)\" --block 301342098 --rpc-url $RPC_URL","curl":"curl -s -X POST \"$RPC_URL\" -H 'content-type: application/json' --data '{\"jsonrpc\":\"2.0\",\"id\":1,\"method\":\"eth_call\",\"params\":[{\"to\":\"0xaf88d065e77c8cc2239327c5edb3a432268e5831\",\"data\":\"0x18160ddd\"},{\"blockHash\":\"0x9f65f6ffd8a4cf80ae84050415d16827dae9d2bdf7ed7769059927349c7af389\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-29T15:00:27.048Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0xd3f7df8f6e86ee14f276094dc65ba960814a0b575dde9f467c7da780cdec396f"},"subject":{"label":"USDC totalSupply on Arbitrum One, 2025-01-31 UTC close","unit":"raw","value":"3623373395909342"},"v":1}