{"block":{"chainId":42161,"hash":"0x5eba6f09df8bc56b92ce8b1820eca9a85ff2e92008a1ad12e82ea011e9be8ab1","number":"395488344","timestamp":1761955199},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x000000000000000000000000000000000000000000000000001782e0f6d6ad07","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":"0x6f09513e2683d708981450e42433df3fa2438a1c34383817d3ee60c4026aa659","id":"rcpt_6f09513e2683d7089814","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 395488344 --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\":\"0x5eba6f09df8bc56b92ce8b1820eca9a85ff2e92008a1ad12e82ea011e9be8ab1\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-29T15:09:12.328Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0xc6e96a22d35e2d5d6e01156310fb1365ee69b81b5528f361a86adbd5a2234b9a"},"subject":{"label":"USDC totalSupply on Arbitrum One, 2025-10-31 UTC close","unit":"raw","value":"6617827189894407"},"v":1}