{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:KST2X5LFVBMOZTFDGPVBCR7VC4","short_pith_number":"pith:KST2X5LF","canonical_record":{"source":{"id":"2003.02847","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2020-03-05T19:00:01Z","cross_cats_sorted":["cond-mat.mes-hall","cond-mat.supr-con"],"title_canon_sha256":"ca13dacd938d8f1e2f7983a3470626209bc70af0a06ba70aeebe657316e2a14b","abstract_canon_sha256":"df046104fbb7b058c04bc4ccf578aee3b40bcf977945e366e9190a766b53fbe8"},"schema_version":"1.0"},"canonical_sha256":"54a7abf565a858eccca333ea1147f5171e1bff8dada555549cc9deccf3e395b3","source":{"kind":"arxiv","id":"2003.02847","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2003.02847","created_at":"2026-07-05T01:26:10Z"},{"alias_kind":"arxiv_version","alias_value":"2003.02847v2","created_at":"2026-07-05T01:26:10Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2003.02847","created_at":"2026-07-05T01:26:10Z"},{"alias_kind":"pith_short_12","alias_value":"KST2X5LFVBMO","created_at":"2026-07-05T01:26:10Z"},{"alias_kind":"pith_short_16","alias_value":"KST2X5LFVBMOZTFD","created_at":"2026-07-05T01:26:10Z"},{"alias_kind":"pith_short_8","alias_value":"KST2X5LF","created_at":"2026-07-05T01:26:10Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:KST2X5LFVBMOZTFDGPVBCR7VC4","target":"record","payload":{"canonical_record":{"source":{"id":"2003.02847","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2020-03-05T19:00:01Z","cross_cats_sorted":["cond-mat.mes-hall","cond-mat.supr-con"],"title_canon_sha256":"ca13dacd938d8f1e2f7983a3470626209bc70af0a06ba70aeebe657316e2a14b","abstract_canon_sha256":"df046104fbb7b058c04bc4ccf578aee3b40bcf977945e366e9190a766b53fbe8"},"schema_version":"1.0"},"canonical_sha256":"54a7abf565a858eccca333ea1147f5171e1bff8dada555549cc9deccf3e395b3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:26:10.145682Z","signature_b64":"f7A8fm2UbVWrD80KCQqUfZBQA+5cZA0w8qDd/ZsRSVHH22+7/UUDH73kXg4adPqIDG5jj6X8K0eLEVJWU0apBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"54a7abf565a858eccca333ea1147f5171e1bff8dada555549cc9deccf3e395b3","last_reissued_at":"2026-07-05T01:26:10.145341Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:26:10.145341Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2003.02847","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":"2026-07-05T01:26:10Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hDuwaYsK8+3TlRlcJfA7u8aIDHrBkkC1dzc4GAwgeWAtI8Ujy7e9drao0oEc229LbxNJkgn+/vr87Dmp22O2Dw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T21:20:33.427701Z"},"content_sha256":"a2255fb0397172f0ce1dc154a182c677cd703005121fc1443d63610262142603","schema_version":"1.0","event_id":"sha256:a2255fb0397172f0ce1dc154a182c677cd703005121fc1443d63610262142603"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:KST2X5LFVBMOZTFDGPVBCR7VC4","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Topological superconductivity, ferromagnetism, and valley-polarized phases in moire systems: Renormalization group analysis for twisted double bilayer graphene","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall","cond-mat.supr-con"],"primary_cat":"cond-mat.str-el","authors_text":"Fengcheng Wu, S. Das Sarma, Yi-Ting Hsu","submitted_at":"2020-03-05T19:00:01Z","abstract_excerpt":"Recent experiments have observed possible spin- and valley-polarized insulators and spin-triplet superconductivity in twisted double bilayer graphene, a moire structure consisting of a pair of Bernal-stacked bilayer graphene. Besides the continuously tunable band widths controlled by an applied displacement field and twist angle, these moire bands also possess van Hove singularities near the Fermi surface and a field-dependent nesting which is far from perfect. Here we carry out a perturbative renormalization group analysis to unbiasedly study the competition among all possible instabilities i"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2003.02847","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2003.02847/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T01:26:10Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qtlHG54L8YjSVCYSezg/o77zF4b2RhH306LE0NmGuwQEoongd7an58RbYsIwgX57TZYWT7bctRzujuKn3LsTCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T21:20:33.428638Z"},"content_sha256":"73e2a76417708da6ceb7a7d7687eb96efcfa674d7e4d13879af761ce5c2c38fb","schema_version":"1.0","event_id":"sha256:73e2a76417708da6ceb7a7d7687eb96efcfa674d7e4d13879af761ce5c2c38fb"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/KST2X5LFVBMOZTFDGPVBCR7VC4/bundle.json","state_url":"https://pith.science/pith/KST2X5LFVBMOZTFDGPVBCR7VC4/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/KST2X5LFVBMOZTFDGPVBCR7VC4/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":"2026-08-04T21:20:33Z","links":{"resolver":"https://pith.science/pith/KST2X5LFVBMOZTFDGPVBCR7VC4","bundle":"https://pith.science/pith/KST2X5LFVBMOZTFDGPVBCR7VC4/bundle.json","state":"https://pith.science/pith/KST2X5LFVBMOZTFDGPVBCR7VC4/state.json","well_known_bundle":"https://pith.science/.well-known/pith/KST2X5LFVBMOZTFDGPVBCR7VC4/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:KST2X5LFVBMOZTFDGPVBCR7VC4","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":"df046104fbb7b058c04bc4ccf578aee3b40bcf977945e366e9190a766b53fbe8","cross_cats_sorted":["cond-mat.mes-hall","cond-mat.supr-con"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2020-03-05T19:00:01Z","title_canon_sha256":"ca13dacd938d8f1e2f7983a3470626209bc70af0a06ba70aeebe657316e2a14b"},"schema_version":"1.0","source":{"id":"2003.02847","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2003.02847","created_at":"2026-07-05T01:26:10Z"},{"alias_kind":"arxiv_version","alias_value":"2003.02847v2","created_at":"2026-07-05T01:26:10Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2003.02847","created_at":"2026-07-05T01:26:10Z"},{"alias_kind":"pith_short_12","alias_value":"KST2X5LFVBMO","created_at":"2026-07-05T01:26:10Z"},{"alias_kind":"pith_short_16","alias_value":"KST2X5LFVBMOZTFD","created_at":"2026-07-05T01:26:10Z"},{"alias_kind":"pith_short_8","alias_value":"KST2X5LF","created_at":"2026-07-05T01:26:10Z"}],"graph_snapshots":[{"event_id":"sha256:73e2a76417708da6ceb7a7d7687eb96efcfa674d7e4d13879af761ce5c2c38fb","target":"graph","created_at":"2026-07-05T01:26:10Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2003.02847/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Recent experiments have observed possible spin- and valley-polarized insulators and spin-triplet superconductivity in twisted double bilayer graphene, a moire structure consisting of a pair of Bernal-stacked bilayer graphene. Besides the continuously tunable band widths controlled by an applied displacement field and twist angle, these moire bands also possess van Hove singularities near the Fermi surface and a field-dependent nesting which is far from perfect. Here we carry out a perturbative renormalization group analysis to unbiasedly study the competition among all possible instabilities i","authors_text":"Fengcheng Wu, S. Das Sarma, Yi-Ting Hsu","cross_cats":["cond-mat.mes-hall","cond-mat.supr-con"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2020-03-05T19:00:01Z","title":"Topological superconductivity, ferromagnetism, and valley-polarized phases in moire systems: Renormalization group analysis for twisted double bilayer graphene"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2003.02847","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:a2255fb0397172f0ce1dc154a182c677cd703005121fc1443d63610262142603","target":"record","created_at":"2026-07-05T01:26:10Z","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":"df046104fbb7b058c04bc4ccf578aee3b40bcf977945e366e9190a766b53fbe8","cross_cats_sorted":["cond-mat.mes-hall","cond-mat.supr-con"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2020-03-05T19:00:01Z","title_canon_sha256":"ca13dacd938d8f1e2f7983a3470626209bc70af0a06ba70aeebe657316e2a14b"},"schema_version":"1.0","source":{"id":"2003.02847","kind":"arxiv","version":2}},"canonical_sha256":"54a7abf565a858eccca333ea1147f5171e1bff8dada555549cc9deccf3e395b3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"54a7abf565a858eccca333ea1147f5171e1bff8dada555549cc9deccf3e395b3","first_computed_at":"2026-07-05T01:26:10.145341Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:26:10.145341Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"f7A8fm2UbVWrD80KCQqUfZBQA+5cZA0w8qDd/ZsRSVHH22+7/UUDH73kXg4adPqIDG5jj6X8K0eLEVJWU0apBw==","signature_status":"signed_v1","signed_at":"2026-07-05T01:26:10.145682Z","signed_message":"canonical_sha256_bytes"},"source_id":"2003.02847","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a2255fb0397172f0ce1dc154a182c677cd703005121fc1443d63610262142603","sha256:73e2a76417708da6ceb7a7d7687eb96efcfa674d7e4d13879af761ce5c2c38fb"],"state_sha256":"1c6f1185c7e0727f2a6eef71d2aceb2f750132cc3fdf39a4f2dec82bf199514a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MAb/AMzR8ThF7Ht1e/gWmAW8b8nM54wHl0jw2fjj/Ww5nUevq4zbIgps3Xla9LzjKpAYwllxdYXSLGiSK4jcCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-04T21:20:33.434275Z","bundle_sha256":"7de42f06d26cabc7a75a03392786c0f82e489e6c7cebc8f0887505fa9e43166f"}}