{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:U3QCBAEER4AVWQBFBLZCN4MFFD","short_pith_number":"pith:U3QCBAEE","canonical_record":{"source":{"id":"1808.02589","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2018-08-08T00:33:36Z","cross_cats_sorted":["cond-mat.str-el"],"title_canon_sha256":"7e0312c8cc9dd87102c1a7ae3bae6b7bc09ec669d0be647c5d24137db617b1a7","abstract_canon_sha256":"eab59f5bdce872990b9d48621a96328c9481f0b188a114af133362083a6c13ca"},"schema_version":"1.0"},"canonical_sha256":"a6e02080848f015b40250af226f18528c61aa37eecce74a1f566c99a6d087c2b","source":{"kind":"arxiv","id":"1808.02589","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1808.02589","created_at":"2026-05-17T23:56:41Z"},{"alias_kind":"arxiv_version","alias_value":"1808.02589v2","created_at":"2026-05-17T23:56:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1808.02589","created_at":"2026-05-17T23:56:41Z"},{"alias_kind":"pith_short_12","alias_value":"U3QCBAEER4AV","created_at":"2026-05-18T12:32:56Z"},{"alias_kind":"pith_short_16","alias_value":"U3QCBAEER4AVWQBF","created_at":"2026-05-18T12:32:56Z"},{"alias_kind":"pith_short_8","alias_value":"U3QCBAEE","created_at":"2026-05-18T12:32:56Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:U3QCBAEER4AVWQBFBLZCN4MFFD","target":"record","payload":{"canonical_record":{"source":{"id":"1808.02589","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2018-08-08T00:33:36Z","cross_cats_sorted":["cond-mat.str-el"],"title_canon_sha256":"7e0312c8cc9dd87102c1a7ae3bae6b7bc09ec669d0be647c5d24137db617b1a7","abstract_canon_sha256":"eab59f5bdce872990b9d48621a96328c9481f0b188a114af133362083a6c13ca"},"schema_version":"1.0"},"canonical_sha256":"a6e02080848f015b40250af226f18528c61aa37eecce74a1f566c99a6d087c2b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:56:41.157348Z","signature_b64":"O3K7FC1jzRuST74VnJgARLBoQe5UNXZ1BEl9tpxZaaoJc53Ntv7LdgHrQ5vCDfpWZqMvPJwwAzNhGhaKXVlzDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a6e02080848f015b40250af226f18528c61aa37eecce74a1f566c99a6d087c2b","last_reissued_at":"2026-05-17T23:56:41.156681Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:56:41.156681Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1808.02589","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-17T23:56:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MrRmqJ2rnKolu2FvJGg7nLVminheIyo+N3K6mASZcfdu3RmFGB+gb2+HQi8xVbDdxCK8XyA//QqwvaZt/6WmDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-29T17:53:52.238606Z"},"content_sha256":"7e4a999500c30a85a83a36f0143971a2f8390dd4e5a74b5b38f5ccf179f7ef22","schema_version":"1.0","event_id":"sha256:7e4a999500c30a85a83a36f0143971a2f8390dd4e5a74b5b38f5ccf179f7ef22"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:U3QCBAEER4AVWQBFBLZCN4MFFD","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Unconventional superconductivity in the extended Hubbard model: Weak-coupling renormalization group","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.str-el"],"primary_cat":"cond-mat.supr-con","authors_text":"Sebastian Wolf, Stephan Rachel, Thomas L. Schmidt","submitted_at":"2018-08-08T00:33:36Z","abstract_excerpt":"We employ the weak-coupling renormalization group approach to study unconventional superconducting phases emerging in the extended, repulsive Hubbard model on paradigmatic two-dimensional lattices. Repulsive interactions usually lead to higher-angular momentum Cooper pairing. By considering not only longer-ranged hoppings, but also non-local electron-electron interactions, we are able to find superconducting solutions for all irreducible representations on the square and hexagonal lattices, including extended regions of chiral topological superconductivity. For the square, triangular and honey"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1808.02589","kind":"arxiv","version":2},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-17T23:56:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"b5iEaK3zJoVvsaDhXPxbPyG3htU0K4UQYsoeVCFWLXJ0yKfoGFigdUdF48sNSPsUK62y/aDbexkvjetpOlfrCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-29T17:53:52.239131Z"},"content_sha256":"f6cba996f414b9fc0f6543c6b775ec36a97cd698630a9c1c36238bf9306bef49","schema_version":"1.0","event_id":"sha256:f6cba996f414b9fc0f6543c6b775ec36a97cd698630a9c1c36238bf9306bef49"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/U3QCBAEER4AVWQBFBLZCN4MFFD/bundle.json","state_url":"https://pith.science/pith/U3QCBAEER4AVWQBFBLZCN4MFFD/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/U3QCBAEER4AVWQBFBLZCN4MFFD/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-05-29T17:53:52Z","links":{"resolver":"https://pith.science/pith/U3QCBAEER4AVWQBFBLZCN4MFFD","bundle":"https://pith.science/pith/U3QCBAEER4AVWQBFBLZCN4MFFD/bundle.json","state":"https://pith.science/pith/U3QCBAEER4AVWQBFBLZCN4MFFD/state.json","well_known_bundle":"https://pith.science/.well-known/pith/U3QCBAEER4AVWQBFBLZCN4MFFD/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:U3QCBAEER4AVWQBFBLZCN4MFFD","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"eab59f5bdce872990b9d48621a96328c9481f0b188a114af133362083a6c13ca","cross_cats_sorted":["cond-mat.str-el"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2018-08-08T00:33:36Z","title_canon_sha256":"7e0312c8cc9dd87102c1a7ae3bae6b7bc09ec669d0be647c5d24137db617b1a7"},"schema_version":"1.0","source":{"id":"1808.02589","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1808.02589","created_at":"2026-05-17T23:56:41Z"},{"alias_kind":"arxiv_version","alias_value":"1808.02589v2","created_at":"2026-05-17T23:56:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1808.02589","created_at":"2026-05-17T23:56:41Z"},{"alias_kind":"pith_short_12","alias_value":"U3QCBAEER4AV","created_at":"2026-05-18T12:32:56Z"},{"alias_kind":"pith_short_16","alias_value":"U3QCBAEER4AVWQBF","created_at":"2026-05-18T12:32:56Z"},{"alias_kind":"pith_short_8","alias_value":"U3QCBAEE","created_at":"2026-05-18T12:32:56Z"}],"graph_snapshots":[{"event_id":"sha256:f6cba996f414b9fc0f6543c6b775ec36a97cd698630a9c1c36238bf9306bef49","target":"graph","created_at":"2026-05-17T23:56:41Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"We employ the weak-coupling renormalization group approach to study unconventional superconducting phases emerging in the extended, repulsive Hubbard model on paradigmatic two-dimensional lattices. Repulsive interactions usually lead to higher-angular momentum Cooper pairing. By considering not only longer-ranged hoppings, but also non-local electron-electron interactions, we are able to find superconducting solutions for all irreducible representations on the square and hexagonal lattices, including extended regions of chiral topological superconductivity. For the square, triangular and honey","authors_text":"Sebastian Wolf, Stephan Rachel, Thomas L. Schmidt","cross_cats":["cond-mat.str-el"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2018-08-08T00:33:36Z","title":"Unconventional superconductivity in the extended Hubbard model: Weak-coupling renormalization group"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1808.02589","kind":"arxiv","version":2},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:7e4a999500c30a85a83a36f0143971a2f8390dd4e5a74b5b38f5ccf179f7ef22","target":"record","created_at":"2026-05-17T23:56:41Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"eab59f5bdce872990b9d48621a96328c9481f0b188a114af133362083a6c13ca","cross_cats_sorted":["cond-mat.str-el"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2018-08-08T00:33:36Z","title_canon_sha256":"7e0312c8cc9dd87102c1a7ae3bae6b7bc09ec669d0be647c5d24137db617b1a7"},"schema_version":"1.0","source":{"id":"1808.02589","kind":"arxiv","version":2}},"canonical_sha256":"a6e02080848f015b40250af226f18528c61aa37eecce74a1f566c99a6d087c2b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a6e02080848f015b40250af226f18528c61aa37eecce74a1f566c99a6d087c2b","first_computed_at":"2026-05-17T23:56:41.156681Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:56:41.156681Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"O3K7FC1jzRuST74VnJgARLBoQe5UNXZ1BEl9tpxZaaoJc53Ntv7LdgHrQ5vCDfpWZqMvPJwwAzNhGhaKXVlzDQ==","signature_status":"signed_v1","signed_at":"2026-05-17T23:56:41.157348Z","signed_message":"canonical_sha256_bytes"},"source_id":"1808.02589","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7e4a999500c30a85a83a36f0143971a2f8390dd4e5a74b5b38f5ccf179f7ef22","sha256:f6cba996f414b9fc0f6543c6b775ec36a97cd698630a9c1c36238bf9306bef49"],"state_sha256":"a1c4a51465f5f2894efa9b2e77133fec63b17dbebc8544c85a3b9e0337e453b3"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zYcGDRkDPwBWs3/fEIcr0umoSbzmMZn/BF02zOxM3R2DaE3+SqbTR0dyncYzwXEs/pVCs1KdJswzpWoRZ7YKDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-29T17:53:52.241427Z","bundle_sha256":"54d5449c61e4f8bd3c6415f14d067a49b98011aa1ae1a5018156d791a3a640ce"}}