{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:1996:T446VIU33U3CRGWACZT6HEI5SQ","short_pith_number":"pith:T446VIU3","canonical_record":{"source":{"id":"cond-mat/9612149","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"cond-mat","submitted_at":"1996-12-16T22:35:18Z","cross_cats_sorted":[],"title_canon_sha256":"9a473ab5d53618b9e5994e84c5e799a2fca3b0c16a21cd6d85ebfde7b7ad338a","abstract_canon_sha256":"9a3ebc2e2a91bc2a6066dd92357bdd62456f8806963601b336e775c31e8f5a30"},"schema_version":"1.0"},"canonical_sha256":"9f39eaa29bdd36289ac01667e3911d942b5713c5fc67ecce51ccdae7026b3f71","source":{"kind":"arxiv","id":"cond-mat/9612149","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"cond-mat/9612149","created_at":"2026-05-18T01:07:08Z"},{"alias_kind":"arxiv_version","alias_value":"cond-mat/9612149v1","created_at":"2026-05-18T01:07:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.cond-mat/9612149","created_at":"2026-05-18T01:07:08Z"},{"alias_kind":"pith_short_12","alias_value":"T446VIU33U3C","created_at":"2026-05-18T12:25:48Z"},{"alias_kind":"pith_short_16","alias_value":"T446VIU33U3CRGWA","created_at":"2026-05-18T12:25:48Z"},{"alias_kind":"pith_short_8","alias_value":"T446VIU3","created_at":"2026-05-18T12:25:48Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:1996:T446VIU33U3CRGWACZT6HEI5SQ","target":"record","payload":{"canonical_record":{"source":{"id":"cond-mat/9612149","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"cond-mat","submitted_at":"1996-12-16T22:35:18Z","cross_cats_sorted":[],"title_canon_sha256":"9a473ab5d53618b9e5994e84c5e799a2fca3b0c16a21cd6d85ebfde7b7ad338a","abstract_canon_sha256":"9a3ebc2e2a91bc2a6066dd92357bdd62456f8806963601b336e775c31e8f5a30"},"schema_version":"1.0"},"canonical_sha256":"9f39eaa29bdd36289ac01667e3911d942b5713c5fc67ecce51ccdae7026b3f71","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:07:08.901489Z","signature_b64":"YQb9gymK9PnUYgNZtqHIrgEEgENMAin1f0/APIY6PtzIE3TxsINadmEJY4yqcnE5hEHCfvIa5nsQDVti+dHsAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9f39eaa29bdd36289ac01667e3911d942b5713c5fc67ecce51ccdae7026b3f71","last_reissued_at":"2026-05-18T01:07:08.900998Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:07:08.900998Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"cond-mat/9612149","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":"2026-05-18T01:07:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"eOIHgkjJn1tdPgYXVRykRHFVSGkM9hCv9zlZTekQOVfu+haG9FKUrCzRm8kVMeFCOnY+WlAgrF1bI6o2AvLUDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-08T21:08:57.836286Z"},"content_sha256":"1a004b6cd2dc5fcf79bdc152d7c67afecf6b206c1771192cd548f5ed20886e50","schema_version":"1.0","event_id":"sha256:1a004b6cd2dc5fcf79bdc152d7c67afecf6b206c1771192cd548f5ed20886e50"},{"event_type":"graph_snapshot","subject_pith_number":"pith:1996:T446VIU33U3CRGWACZT6HEI5SQ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"C-axis Raman spectra of a normal plane-chain bilayer cuprate and the pseudogap","license":"","headline":"","cross_cats":[],"primary_cat":"cond-mat","authors_text":"J. P. Carbotte (McMaster University), W. C. Wu","submitted_at":"1996-12-16T22:35:18Z","abstract_excerpt":"We investigate the Raman spectra in the geometry where both incident and scattered photon polarizations are parallel to the $\\hat{z}$-direction, for a plane-chain bilayer coupled via a single-particle tunneling $t_\\perp$. The Raman vertex is derived in the tight-binding limit and in the absence of Coulomb screening, the Raman intensity can be separated into intraband ($\\propto t_\\perp^4$) and interband ($\\propto t_\\perp^2$) transitions. In the small-$t_\\perp$ limit, the interband part dominates and a pseudogap will appear as it does in the conductivity. Coulomb interactions bring in a two-part"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"cond-mat/9612149","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":""},"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":"2026-05-18T01:07:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"07zLjFsD580aG3/RJTdibahIicRRuBaS9jrHMlL+SUHKaexY+F830EvKA3O6X7EKGHJV0MSkOs1SEJ89YZQcDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-08T21:08:57.837223Z"},"content_sha256":"29b49d16439135488ffc1b7b5d32479ae584d763d7020b6f7c8b55d2d8bcfaba","schema_version":"1.0","event_id":"sha256:29b49d16439135488ffc1b7b5d32479ae584d763d7020b6f7c8b55d2d8bcfaba"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/T446VIU33U3CRGWACZT6HEI5SQ/bundle.json","state_url":"https://pith.science/pith/T446VIU33U3CRGWACZT6HEI5SQ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/T446VIU33U3CRGWACZT6HEI5SQ/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":"2026-06-08T21:08:57Z","links":{"resolver":"https://pith.science/pith/T446VIU33U3CRGWACZT6HEI5SQ","bundle":"https://pith.science/pith/T446VIU33U3CRGWACZT6HEI5SQ/bundle.json","state":"https://pith.science/pith/T446VIU33U3CRGWACZT6HEI5SQ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/T446VIU33U3CRGWACZT6HEI5SQ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:1996:T446VIU33U3CRGWACZT6HEI5SQ","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":"9a3ebc2e2a91bc2a6066dd92357bdd62456f8806963601b336e775c31e8f5a30","cross_cats_sorted":[],"license":"","primary_cat":"cond-mat","submitted_at":"1996-12-16T22:35:18Z","title_canon_sha256":"9a473ab5d53618b9e5994e84c5e799a2fca3b0c16a21cd6d85ebfde7b7ad338a"},"schema_version":"1.0","source":{"id":"cond-mat/9612149","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"cond-mat/9612149","created_at":"2026-05-18T01:07:08Z"},{"alias_kind":"arxiv_version","alias_value":"cond-mat/9612149v1","created_at":"2026-05-18T01:07:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.cond-mat/9612149","created_at":"2026-05-18T01:07:08Z"},{"alias_kind":"pith_short_12","alias_value":"T446VIU33U3C","created_at":"2026-05-18T12:25:48Z"},{"alias_kind":"pith_short_16","alias_value":"T446VIU33U3CRGWA","created_at":"2026-05-18T12:25:48Z"},{"alias_kind":"pith_short_8","alias_value":"T446VIU3","created_at":"2026-05-18T12:25:48Z"}],"graph_snapshots":[{"event_id":"sha256:29b49d16439135488ffc1b7b5d32479ae584d763d7020b6f7c8b55d2d8bcfaba","target":"graph","created_at":"2026-05-18T01:07:08Z","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 investigate the Raman spectra in the geometry where both incident and scattered photon polarizations are parallel to the $\\hat{z}$-direction, for a plane-chain bilayer coupled via a single-particle tunneling $t_\\perp$. The Raman vertex is derived in the tight-binding limit and in the absence of Coulomb screening, the Raman intensity can be separated into intraband ($\\propto t_\\perp^4$) and interband ($\\propto t_\\perp^2$) transitions. In the small-$t_\\perp$ limit, the interband part dominates and a pseudogap will appear as it does in the conductivity. Coulomb interactions bring in a two-part","authors_text":"J. P. Carbotte (McMaster University), W. C. Wu","cross_cats":[],"headline":"","license":"","primary_cat":"cond-mat","submitted_at":"1996-12-16T22:35:18Z","title":"C-axis Raman spectra of a normal plane-chain bilayer cuprate and the pseudogap"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"cond-mat/9612149","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":"sha256:1a004b6cd2dc5fcf79bdc152d7c67afecf6b206c1771192cd548f5ed20886e50","target":"record","created_at":"2026-05-18T01:07:08Z","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":"9a3ebc2e2a91bc2a6066dd92357bdd62456f8806963601b336e775c31e8f5a30","cross_cats_sorted":[],"license":"","primary_cat":"cond-mat","submitted_at":"1996-12-16T22:35:18Z","title_canon_sha256":"9a473ab5d53618b9e5994e84c5e799a2fca3b0c16a21cd6d85ebfde7b7ad338a"},"schema_version":"1.0","source":{"id":"cond-mat/9612149","kind":"arxiv","version":1}},"canonical_sha256":"9f39eaa29bdd36289ac01667e3911d942b5713c5fc67ecce51ccdae7026b3f71","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9f39eaa29bdd36289ac01667e3911d942b5713c5fc67ecce51ccdae7026b3f71","first_computed_at":"2026-05-18T01:07:08.900998Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:07:08.900998Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"YQb9gymK9PnUYgNZtqHIrgEEgENMAin1f0/APIY6PtzIE3TxsINadmEJY4yqcnE5hEHCfvIa5nsQDVti+dHsAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:07:08.901489Z","signed_message":"canonical_sha256_bytes"},"source_id":"cond-mat/9612149","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1a004b6cd2dc5fcf79bdc152d7c67afecf6b206c1771192cd548f5ed20886e50","sha256:29b49d16439135488ffc1b7b5d32479ae584d763d7020b6f7c8b55d2d8bcfaba"],"state_sha256":"d925ce812156fd3a3009d1c35741f9973d721c9e3c8ec84369e78443365d165a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kfNoKzOeAOJ8QLHxF37ZwILBiTfO0giXphZgqmgv5wBh3InSc4TpnDob8bdeNxxKsqrQxapO5clVvVTkbAvCDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-08T21:08:57.841502Z","bundle_sha256":"e423458798c5d42ecaa9eedcde500f9def2c28fd4b5454e50fe425d648bd61a3"}}