{"protocol":"zfinia-machine-economy-graph-v0","generatedAt":"2026-09-09T10:30:34.232Z","entity":{"id":"arc","type":"NETWORK","typeTags":[],"name":"Arc","description":"Circle-announced Layer-1 for stablecoin finance, EVM-compatible, with USDC as native gas. Public testnet launched 28 October 2025.","aliases":["Circle Arc"],"urls":["https://www.circle.com/blog/introducing-arc-an-open-layer-1-blockchain-purpose-built-for-stablecoin-finance"],"identifiers":[{"kind":"domain","value":"circle.com"},{"kind":"url","value":"https://www.circle.com/blog/introducing-arc-an-open-layer-1-blockchain-purpose-built-for-stablecoin-finance"}],"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-circle-arc-announced-2025-08-12:DISCUSSES:arc","from":"evt-circle-arc-announced-2025-08-12","type":"DISCUSSES","to":"arc","validFrom":null,"validTo":null,"evidence":{"sourceUrl":"https://www.circle.com/blog/introducing-arc-an-open-layer-1-blockchain-purpose-built-for-stablecoin-finance","sourceType":"official_announcement","observedAt":null,"sourcePublishedAt":"2025-08-12","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false}},{"id":"evt-circle-arc-public-testnet-2025-10-28:DISCUSSES:arc","from":"evt-circle-arc-public-testnet-2025-10-28","type":"DISCUSSES","to":"arc","validFrom":null,"validTo":null,"evidence":{"sourceUrl":"https://investor.circle.com/news/news-details/2025/Circle-Launches-Arc-Public-Testnet/default.aspx","sourceType":"official_announcement","observedAt":null,"sourcePublishedAt":"2025-10-28","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false}}],"events":[{"id":"circle-arc-public-testnet-2025-10-28","type":"official_announcement","at":"2025-10-28T00:00:00.000Z","headline":"Circle launches the Arc public testnet","summary":"On 28 October 2025 Circle announced the public testnet for Arc, describing participation from more than one hundred companies across finance and infrastructure. Public testnet is not mainnet settlement and is not x402 volume.","entityIds":["circle","arc","usdc","visa"],"sourceUrl":"https://investor.circle.com/news/news-details/2025/Circle-Launches-Arc-Public-Testnet/default.aspx","evidence":{"sourceUrl":"https://investor.circle.com/news/news-details/2025/Circle-Launches-Arc-Public-Testnet/default.aspx","sourceType":"official_announcement","observedAt":null,"sourcePublishedAt":"2025-10-28","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false},"firstParty":false},{"id":"circle-arc-announced-2025-08-12","type":"official_announcement","at":"2025-08-12T00:00:00.000Z","headline":"Circle introduces Arc, an L1 purpose-built for stablecoin finance","summary":"On 12 August 2025 Circle introduced Arc, an open Layer-1 designed for stablecoin-native applications, EVM-compatible, with USDC as native gas. The post scheduled private then public testnet and a later mainnet beta. Arc is settlement/infrastructure, not a 402 payload spec.","entityIds":["circle","usdc","arc"],"sourceUrl":"https://www.circle.com/blog/introducing-arc-an-open-layer-1-blockchain-purpose-built-for-stablecoin-finance","evidence":{"sourceUrl":"https://www.circle.com/blog/introducing-arc-an-open-layer-1-blockchain-purpose-built-for-stablecoin-finance","sourceType":"official_announcement","observedAt":null,"sourcePublishedAt":"2025-08-12","retrievedAt":null,"excerptHash":null,"confidence":null,"classification":"VERIFIED","provenance":null,"method":"sourced_archive_event","independentlyCorroborated":false},"firstParty":false}],"observations":[],"machineUrl":"/v1/graph/entities/arc","humanUrl":"/entities/arc"}