{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2009:FJTDSMCJGS7KCGOII2Q2YVIGII","short_pith_number":"pith:FJTDSMCJ","canonical_record":{"source":{"id":"0907.1836","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2009-07-10T14:43:52Z","cross_cats_sorted":["cond-mat.str-el"],"title_canon_sha256":"0fb5109f89ea4443b39a16e2ee8ab0cbb3ed09d567ebf62f477289eb026a317a","abstract_canon_sha256":"f81146a74d3d175fdec52b7b17a50a2feea2a1f8bb32993ca55f05cc1def9bbe"},"schema_version":"1.0"},"canonical_sha256":"2a6639304934bea119c846a1ac5506420aac1a01dce69a5a29dddd8d930cdffb","source":{"kind":"arxiv","id":"0907.1836","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0907.1836","created_at":"2026-05-18T01:37:51Z"},{"alias_kind":"arxiv_version","alias_value":"0907.1836v3","created_at":"2026-05-18T01:37:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0907.1836","created_at":"2026-05-18T01:37:51Z"},{"alias_kind":"pith_short_12","alias_value":"FJTDSMCJGS7K","created_at":"2026-05-18T12:25:59Z"},{"alias_kind":"pith_short_16","alias_value":"FJTDSMCJGS7KCGOI","created_at":"2026-05-18T12:25:59Z"},{"alias_kind":"pith_short_8","alias_value":"FJTDSMCJ","created_at":"2026-05-18T12:25:59Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2009:FJTDSMCJGS7KCGOII2Q2YVIGII","target":"record","payload":{"canonical_record":{"source":{"id":"0907.1836","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2009-07-10T14:43:52Z","cross_cats_sorted":["cond-mat.str-el"],"title_canon_sha256":"0fb5109f89ea4443b39a16e2ee8ab0cbb3ed09d567ebf62f477289eb026a317a","abstract_canon_sha256":"f81146a74d3d175fdec52b7b17a50a2feea2a1f8bb32993ca55f05cc1def9bbe"},"schema_version":"1.0"},"canonical_sha256":"2a6639304934bea119c846a1ac5506420aac1a01dce69a5a29dddd8d930cdffb","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:37:51.643601Z","signature_b64":"jNar0dHoUfC6x38yrgmXttCBXAKEnymUDHkqPlTnJiN8Hr1REre21rnsMe0xXASA5lya1+Fw2O0ANq1h5BtmBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2a6639304934bea119c846a1ac5506420aac1a01dce69a5a29dddd8d930cdffb","last_reissued_at":"2026-05-18T01:37:51.640310Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:37:51.640310Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0907.1836","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:37:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"96wy2Os1jcgjUJ25hbsAniVOTn91Khjnt2RTT67WRoENsuotm587SoUO0uHvNa/bUW0IyzJpLLTTDuAvcKF+Dg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-27T18:33:18.814943Z"},"content_sha256":"9151c7b75b7d8ee26c4516ccca7832933acd3eebabb1a1aa436867de1019da82","schema_version":"1.0","event_id":"sha256:9151c7b75b7d8ee26c4516ccca7832933acd3eebabb1a1aa436867de1019da82"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2009:FJTDSMCJGS7KCGOII2Q2YVIGII","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Exciton-phonon interactions and superconductivity bordering charge order in TiSe2","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.str-el"],"primary_cat":"cond-mat.supr-con","authors_text":"Jasper van Wezel, Paul Nahai-Williamson, Siddarth S. Saxena","submitted_at":"2009-07-10T14:43:52Z","abstract_excerpt":"The strong coupling between lattice modes and charges which leads to the formation of charge density waves in materials such as the transition-metal dichalcogenides may also give rise to superconductivity in the same materials, mediated by the same exciton or phonon modes that dominate the charge ordered state. Such a superconducting phase has recently been observed for example in TiSe2, both upon intercalation with Copper and in the pristine material under pressure. Here we investigate the interplay of exciton formation and electron-phonon coupling within a simplified model description. We fi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0907.1836","kind":"arxiv","version":3},"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":"2026-05-18T01:37:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZWmIxdgigi5GueoiQv0uHcEZVQHj6f/28MQh6MlX7H6+UjMaFd1QQ3/GsrABKpIZ5QWHZQN1PqnreSQPLjrVCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-27T18:33:18.815287Z"},"content_sha256":"82d6b70642a9d3b0a4139cafd94953174e569f1c76ab3e60e473395c7dcc9d89","schema_version":"1.0","event_id":"sha256:82d6b70642a9d3b0a4139cafd94953174e569f1c76ab3e60e473395c7dcc9d89"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/FJTDSMCJGS7KCGOII2Q2YVIGII/bundle.json","state_url":"https://pith.science/pith/FJTDSMCJGS7KCGOII2Q2YVIGII/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/FJTDSMCJGS7KCGOII2Q2YVIGII/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":"2026-06-27T18:33:18Z","links":{"resolver":"https://pith.science/pith/FJTDSMCJGS7KCGOII2Q2YVIGII","bundle":"https://pith.science/pith/FJTDSMCJGS7KCGOII2Q2YVIGII/bundle.json","state":"https://pith.science/pith/FJTDSMCJGS7KCGOII2Q2YVIGII/state.json","well_known_bundle":"https://pith.science/.well-known/pith/FJTDSMCJGS7KCGOII2Q2YVIGII/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2009:FJTDSMCJGS7KCGOII2Q2YVIGII","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":"f81146a74d3d175fdec52b7b17a50a2feea2a1f8bb32993ca55f05cc1def9bbe","cross_cats_sorted":["cond-mat.str-el"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2009-07-10T14:43:52Z","title_canon_sha256":"0fb5109f89ea4443b39a16e2ee8ab0cbb3ed09d567ebf62f477289eb026a317a"},"schema_version":"1.0","source":{"id":"0907.1836","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0907.1836","created_at":"2026-05-18T01:37:51Z"},{"alias_kind":"arxiv_version","alias_value":"0907.1836v3","created_at":"2026-05-18T01:37:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0907.1836","created_at":"2026-05-18T01:37:51Z"},{"alias_kind":"pith_short_12","alias_value":"FJTDSMCJGS7K","created_at":"2026-05-18T12:25:59Z"},{"alias_kind":"pith_short_16","alias_value":"FJTDSMCJGS7KCGOI","created_at":"2026-05-18T12:25:59Z"},{"alias_kind":"pith_short_8","alias_value":"FJTDSMCJ","created_at":"2026-05-18T12:25:59Z"}],"graph_snapshots":[{"event_id":"sha256:82d6b70642a9d3b0a4139cafd94953174e569f1c76ab3e60e473395c7dcc9d89","target":"graph","created_at":"2026-05-18T01:37:51Z","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":"The strong coupling between lattice modes and charges which leads to the formation of charge density waves in materials such as the transition-metal dichalcogenides may also give rise to superconductivity in the same materials, mediated by the same exciton or phonon modes that dominate the charge ordered state. Such a superconducting phase has recently been observed for example in TiSe2, both upon intercalation with Copper and in the pristine material under pressure. Here we investigate the interplay of exciton formation and electron-phonon coupling within a simplified model description. We fi","authors_text":"Jasper van Wezel, Paul Nahai-Williamson, Siddarth S. Saxena","cross_cats":["cond-mat.str-el"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2009-07-10T14:43:52Z","title":"Exciton-phonon interactions and superconductivity bordering charge order in TiSe2"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0907.1836","kind":"arxiv","version":3},"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":"sha256:9151c7b75b7d8ee26c4516ccca7832933acd3eebabb1a1aa436867de1019da82","target":"record","created_at":"2026-05-18T01:37:51Z","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":"f81146a74d3d175fdec52b7b17a50a2feea2a1f8bb32993ca55f05cc1def9bbe","cross_cats_sorted":["cond-mat.str-el"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2009-07-10T14:43:52Z","title_canon_sha256":"0fb5109f89ea4443b39a16e2ee8ab0cbb3ed09d567ebf62f477289eb026a317a"},"schema_version":"1.0","source":{"id":"0907.1836","kind":"arxiv","version":3}},"canonical_sha256":"2a6639304934bea119c846a1ac5506420aac1a01dce69a5a29dddd8d930cdffb","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2a6639304934bea119c846a1ac5506420aac1a01dce69a5a29dddd8d930cdffb","first_computed_at":"2026-05-18T01:37:51.640310Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:37:51.640310Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"jNar0dHoUfC6x38yrgmXttCBXAKEnymUDHkqPlTnJiN8Hr1REre21rnsMe0xXASA5lya1+Fw2O0ANq1h5BtmBw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:37:51.643601Z","signed_message":"canonical_sha256_bytes"},"source_id":"0907.1836","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9151c7b75b7d8ee26c4516ccca7832933acd3eebabb1a1aa436867de1019da82","sha256:82d6b70642a9d3b0a4139cafd94953174e569f1c76ab3e60e473395c7dcc9d89"],"state_sha256":"1823fdffdc40269f30ee77cf6daaeb1281dc79bdb15f31e79a03744f38cb947f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"02oDcN3+Y7TScMoQDoREBqN8bKhF32GWDL8FNKrqPGg4etgaVZh2R+hmfr5SESbprywOWuiEeEN/n+colcTeAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-27T18:33:18.817236Z","bundle_sha256":"f876e7dc4b870e0af2968dd674cdbcf1c1ebe54e135ee93bcfdac9cfdcaf2700"}}