{"protocol":"zfinia-machine-economy-graph-v0","generatedAt":"2026-09-09T10:30:34.232Z","entity":{"id":"ethereum","type":"NETWORK","typeTags":[],"name":"Ethereum","description":"L1 whose fee and account upgrades (including Pectra, 7 May 2025) are plumbing for L2 micropayments used by x402.","aliases":["Pectra"],"urls":["https://blog.ethereum.org/2025/05/07/pectra-mainnet"],"identifiers":[{"kind":"domain","value":"blog.ethereum.org"},{"kind":"url","value":"https://blog.ethereum.org/2025/05/07/pectra-mainnet"}],"firstParty":false,"evidence":{"sourceUrl":"https://zfinia.com/methodology","sourceType":"sourced_archive","observedAt":null,"sourcePublishedAt":null,"retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":"ARCHIVE_ENTITIES","method":"in_repo_sourced_archive","independentlyCorroborated":false}},"relationships":[{"id":"evt-ethereum-pectra-2025-05-07:DISCUSSES:ethereum","from":"evt-ethereum-pectra-2025-05-07","type":"DISCUSSES","to":"ethereum","validFrom":null,"validTo":null,"evidence":{"sourceUrl":"https://blog.ethereum.org/2025/05/07/pectra-mainnet","sourceType":"protocol_release","observedAt":null,"sourcePublishedAt":"2025-05-07","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false}}],"events":[{"id":"ethereum-pectra-2025-05-07","type":"protocol_release","at":"2025-05-07T00:00:00.000Z","headline":"Ethereum’s Pectra upgrade lands on mainnet","summary":"On 7 May 2025 the Ethereum Foundation recorded the Pectra mainnet upgrade. Pectra is not an agent-payments protocol; it is base-layer plumbing that affects L2 costs and account features that wallets use. x402’s commercial claim still depends on cheap L2 fees remaining cheap.","entityIds":["ethereum","base"],"sourceUrl":"https://blog.ethereum.org/2025/05/07/pectra-mainnet","evidence":{"sourceUrl":"https://blog.ethereum.org/2025/05/07/pectra-mainnet","sourceType":"protocol_release","observedAt":null,"sourcePublishedAt":"2025-05-07","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false},"firstParty":false}],"observations":[],"machineUrl":"/v1/graph/entities/ethereum","humanUrl":"/entities/ethereum"}