{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:SV236YV3DYF6C576H4DY5KV4CD","short_pith_number":"pith:SV236YV3","canonical_record":{"source":{"id":"1908.01208","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2019-08-03T17:54:35Z","cross_cats_sorted":[],"title_canon_sha256":"ad44554f25cda81d9227e2a56b9932636e5730915a295de726aaf049aa500b88","abstract_canon_sha256":"749a0775456c8d01798fc0ca08dc1d33d2f3adc0568f5d0ca3cd88fdcd30e6d3"},"schema_version":"1.0"},"canonical_sha256":"9575bf62bb1e0be177fe3f078eaabc10e91a0ca7065090b747fa8b5e494d6f90","source":{"kind":"arxiv","id":"1908.01208","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1908.01208","created_at":"2026-07-04T23:51:28Z"},{"alias_kind":"arxiv_version","alias_value":"1908.01208v1","created_at":"2026-07-04T23:51:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1908.01208","created_at":"2026-07-04T23:51:28Z"},{"alias_kind":"pith_short_12","alias_value":"SV236YV3DYF6","created_at":"2026-07-04T23:51:28Z"},{"alias_kind":"pith_short_16","alias_value":"SV236YV3DYF6C576","created_at":"2026-07-04T23:51:28Z"},{"alias_kind":"pith_short_8","alias_value":"SV236YV3","created_at":"2026-07-04T23:51:28Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:SV236YV3DYF6C576H4DY5KV4CD","target":"record","payload":{"canonical_record":{"source":{"id":"1908.01208","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2019-08-03T17:54:35Z","cross_cats_sorted":[],"title_canon_sha256":"ad44554f25cda81d9227e2a56b9932636e5730915a295de726aaf049aa500b88","abstract_canon_sha256":"749a0775456c8d01798fc0ca08dc1d33d2f3adc0568f5d0ca3cd88fdcd30e6d3"},"schema_version":"1.0"},"canonical_sha256":"9575bf62bb1e0be177fe3f078eaabc10e91a0ca7065090b747fa8b5e494d6f90","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T23:51:28.019137Z","signature_b64":"YTUIc8cYUS/ii9VFDtTgU7C8qbGK4GGdrv30HitvpqCeP2Glkd6xUFE1r7GaOiJm5VL09mra9Vkd7Fln4tbNBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9575bf62bb1e0be177fe3f078eaabc10e91a0ca7065090b747fa8b5e494d6f90","last_reissued_at":"2026-07-04T23:51:28.018753Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T23:51:28.018753Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1908.01208","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-04T23:51:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Wpehkk9tK6TwPAquP0HDgMelGK27nvINgFk97DQ6RoHqZCuyfuHQ7EWQSKy0kjkvsEZ/fWF5egKn3Bcvm70XBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-15T16:50:46.091862Z"},"content_sha256":"2f581bcf547a53b92576e7a4b1e3f703558315cad7e5be25b85012e6df74d153","schema_version":"1.0","event_id":"sha256:2f581bcf547a53b92576e7a4b1e3f703558315cad7e5be25b85012e6df74d153"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:SV236YV3DYF6C576H4DY5KV4CD","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"High-$T_\\textrm{C}$ Superconductivity Originating from Interlayer Coulomb Coupling in Gate-Charged Twisted Bilayer Graphene Moir$\\'{e}$ Superlattices","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.supr-con","authors_text":"Anthony T. Fiory, Dale R. Harshman","submitted_at":"2019-08-03T17:54:35Z","abstract_excerpt":"Unconventional superconductivity in bilayer graphene has been reported for twist angles $\\theta$ near the first magic angle and charged electrostatically with holes near half filling of the lower flat bands. A maximum superconducting transition temperature $T_\\textrm{C}$ $\\approx$ 1.7 K was reported for a device with $\\theta$ = 1.05$\\deg$ at ambient pressure and a maximum $T_\\textrm{C}$ $\\approx$ 3.1 K for a device with $\\theta$ = 1.27$\\deg$ under 1.33 GPa hydrostatic pressure. A high-$T_\\textrm{C}$ model for the superconductivity is proposed herein, where pairing is mediated by Coulomb coupli"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1908.01208","kind":"arxiv","version":1},"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/1908.01208/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":"2026-07-04T23:51:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zCkrRI2khEftGPC2hwGNiCXwQ70/j79n2946/fOIH2RcgTSGROgeK8yNWBF8gWEz9xYmPqxtVKnkEepGlNFqDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-15T16:50:46.092469Z"},"content_sha256":"add9b37e308f97b87e1884f15f264122fe2db89d5b05c9403c919c9e0251dccb","schema_version":"1.0","event_id":"sha256:add9b37e308f97b87e1884f15f264122fe2db89d5b05c9403c919c9e0251dccb"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/SV236YV3DYF6C576H4DY5KV4CD/bundle.json","state_url":"https://pith.science/pith/SV236YV3DYF6C576H4DY5KV4CD/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/SV236YV3DYF6C576H4DY5KV4CD/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":"2026-08-15T16:50:46Z","links":{"resolver":"https://pith.science/pith/SV236YV3DYF6C576H4DY5KV4CD","bundle":"https://pith.science/pith/SV236YV3DYF6C576H4DY5KV4CD/bundle.json","state":"https://pith.science/pith/SV236YV3DYF6C576H4DY5KV4CD/state.json","well_known_bundle":"https://pith.science/.well-known/pith/SV236YV3DYF6C576H4DY5KV4CD/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:SV236YV3DYF6C576H4DY5KV4CD","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":"749a0775456c8d01798fc0ca08dc1d33d2f3adc0568f5d0ca3cd88fdcd30e6d3","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2019-08-03T17:54:35Z","title_canon_sha256":"ad44554f25cda81d9227e2a56b9932636e5730915a295de726aaf049aa500b88"},"schema_version":"1.0","source":{"id":"1908.01208","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1908.01208","created_at":"2026-07-04T23:51:28Z"},{"alias_kind":"arxiv_version","alias_value":"1908.01208v1","created_at":"2026-07-04T23:51:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1908.01208","created_at":"2026-07-04T23:51:28Z"},{"alias_kind":"pith_short_12","alias_value":"SV236YV3DYF6","created_at":"2026-07-04T23:51:28Z"},{"alias_kind":"pith_short_16","alias_value":"SV236YV3DYF6C576","created_at":"2026-07-04T23:51:28Z"},{"alias_kind":"pith_short_8","alias_value":"SV236YV3","created_at":"2026-07-04T23:51:28Z"}],"graph_snapshots":[{"event_id":"sha256:add9b37e308f97b87e1884f15f264122fe2db89d5b05c9403c919c9e0251dccb","target":"graph","created_at":"2026-07-04T23:51:28Z","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/1908.01208/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Unconventional superconductivity in bilayer graphene has been reported for twist angles $\\theta$ near the first magic angle and charged electrostatically with holes near half filling of the lower flat bands. A maximum superconducting transition temperature $T_\\textrm{C}$ $\\approx$ 1.7 K was reported for a device with $\\theta$ = 1.05$\\deg$ at ambient pressure and a maximum $T_\\textrm{C}$ $\\approx$ 3.1 K for a device with $\\theta$ = 1.27$\\deg$ under 1.33 GPa hydrostatic pressure. A high-$T_\\textrm{C}$ model for the superconductivity is proposed herein, where pairing is mediated by Coulomb coupli","authors_text":"Anthony T. Fiory, Dale R. Harshman","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2019-08-03T17:54:35Z","title":"High-$T_\\textrm{C}$ Superconductivity Originating from Interlayer Coulomb Coupling in Gate-Charged Twisted Bilayer Graphene Moir$\\'{e}$ Superlattices"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1908.01208","kind":"arxiv","version":1},"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":"sha256:2f581bcf547a53b92576e7a4b1e3f703558315cad7e5be25b85012e6df74d153","target":"record","created_at":"2026-07-04T23:51:28Z","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":"749a0775456c8d01798fc0ca08dc1d33d2f3adc0568f5d0ca3cd88fdcd30e6d3","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2019-08-03T17:54:35Z","title_canon_sha256":"ad44554f25cda81d9227e2a56b9932636e5730915a295de726aaf049aa500b88"},"schema_version":"1.0","source":{"id":"1908.01208","kind":"arxiv","version":1}},"canonical_sha256":"9575bf62bb1e0be177fe3f078eaabc10e91a0ca7065090b747fa8b5e494d6f90","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9575bf62bb1e0be177fe3f078eaabc10e91a0ca7065090b747fa8b5e494d6f90","first_computed_at":"2026-07-04T23:51:28.018753Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T23:51:28.018753Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"YTUIc8cYUS/ii9VFDtTgU7C8qbGK4GGdrv30HitvpqCeP2Glkd6xUFE1r7GaOiJm5VL09mra9Vkd7Fln4tbNBw==","signature_status":"signed_v1","signed_at":"2026-07-04T23:51:28.019137Z","signed_message":"canonical_sha256_bytes"},"source_id":"1908.01208","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2f581bcf547a53b92576e7a4b1e3f703558315cad7e5be25b85012e6df74d153","sha256:add9b37e308f97b87e1884f15f264122fe2db89d5b05c9403c919c9e0251dccb"],"state_sha256":"0b5f95afbf3aecb130f3d88a528d2ac387bd995d740625573078282a4df5d11f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WZDp3wo3V3KfGPVile2njm4AB1e2nUFyL3CTUwFW73+cScnSm5ZX0W0BcDeAnF5JTemHkb7T91g9e4SmVOm5AQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-15T16:50:46.097006Z","bundle_sha256":"0b9d60b2c70ba256e4592001fc5971eefacaea7d33799919cbd2e91fd11758ae"}}