{"block":{"chainId":1,"hash":"0xb7b27a4871eba9cd96bf6b2704b2f67a8b56565c93e330f22e924f10aa3e3738","number":"16950602","timestamp":1680307199},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x0000000000000000000000000000000000000000000000000000015326434da3","specId":"erc20.totalSupply","to":"0x41f7b8b9b897276b7aae926a9016935280b44e97"},"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":"0x5758a7a5227976520b18a7a48f377ee5fdffcda838538154403fea1b83c7c867","id":"rcpt_5758a7a5227976520b18","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 0x41f7b8b9b897276b7aae926a9016935280b44e97 \"totalSupply()(uint256)\" --block 16950602 --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\":\"0x41f7b8b9b897276b7aae926a9016935280b44e97\",\"data\":\"0x18160ddd\"},{\"blockHash\":\"0xb7b27a4871eba9cd96bf6b2704b2f67a8b56565c93e330f22e924f10aa3e3738\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-28T21:54:35.916Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0x1c4e222fba4486997a3d6e6928f190d89b38438679c188fb5121db633a1a10f2"},"subject":{"label":"USDC totalSupply on Ethereum, 2023-03-31 UTC close","unit":"raw","value":"1456635858339"},"v":1}