{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:Y3FZFK4ZEYH3CAJTPN6RFISDE4","short_pith_number":"pith:Y3FZFK4Z","canonical_record":{"source":{"id":"1208.3128","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2012-08-14T13:42:26Z","cross_cats_sorted":[],"title_canon_sha256":"97e89e6e756f6a49dc839e846898073435257b1d1032ae456993e21ff496037b","abstract_canon_sha256":"dd47ae5738bc9c3e13053f5ad19fdbfbbc596a0ebe907f33ae24f506a966a144"},"schema_version":"1.0"},"canonical_sha256":"c6cb92ab99260fb101337b7d12a2432728cf456235c086e7a0c35f8cb5da5fe3","source":{"kind":"arxiv","id":"1208.3128","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1208.3128","created_at":"2026-05-18T03:18:26Z"},{"alias_kind":"arxiv_version","alias_value":"1208.3128v2","created_at":"2026-05-18T03:18:26Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1208.3128","created_at":"2026-05-18T03:18:26Z"},{"alias_kind":"pith_short_12","alias_value":"Y3FZFK4ZEYH3","created_at":"2026-05-18T12:27:27Z"},{"alias_kind":"pith_short_16","alias_value":"Y3FZFK4ZEYH3CAJT","created_at":"2026-05-18T12:27:27Z"},{"alias_kind":"pith_short_8","alias_value":"Y3FZFK4Z","created_at":"2026-05-18T12:27:27Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:Y3FZFK4ZEYH3CAJTPN6RFISDE4","target":"record","payload":{"canonical_record":{"source":{"id":"1208.3128","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2012-08-14T13:42:26Z","cross_cats_sorted":[],"title_canon_sha256":"97e89e6e756f6a49dc839e846898073435257b1d1032ae456993e21ff496037b","abstract_canon_sha256":"dd47ae5738bc9c3e13053f5ad19fdbfbbc596a0ebe907f33ae24f506a966a144"},"schema_version":"1.0"},"canonical_sha256":"c6cb92ab99260fb101337b7d12a2432728cf456235c086e7a0c35f8cb5da5fe3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:18:26.753567Z","signature_b64":"XJvxb+eMp4vcIQnq2u7BVYG8Rr7ljJMV9k5N4VRNN+jRSD5lXh/pkZ0bPexuBXz0LFKDfpgI2NFQmCL4xdiABQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c6cb92ab99260fb101337b7d12a2432728cf456235c086e7a0c35f8cb5da5fe3","last_reissued_at":"2026-05-18T03:18:26.752995Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:18:26.752995Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1208.3128","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":"2026-05-18T03:18:26Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CuL8nH8LLq7rVD75u8Jrm74nfhuaJes7ybQlBZ7ZYkiVJfz3TLCEnmG5s9lQDktXiKW4HYW3awcMaCTGr9xRBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-12T04:38:17.286410Z"},"content_sha256":"c95beefffed3f0c7db8ce31291f9d52e2f32b0f739c8f84250c68c4b5f2e5dcd","schema_version":"1.0","event_id":"sha256:c95beefffed3f0c7db8ce31291f9d52e2f32b0f739c8f84250c68c4b5f2e5dcd"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:Y3FZFK4ZEYH3CAJTPN6RFISDE4","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Consistent explanations of tunneling and photoemission data in cuprate superconductors: No evidence for magnetic pairing","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.supr-con","authors_text":"A. S. Alexandrov, Guo-meng Zhao","submitted_at":"2012-08-14T13:42:26Z","abstract_excerpt":"We have analyzed scanning tunneling spectra of two electron-doped cuprates Pr0.88LaCe0.12CuO4 (Tc = 21 K and 24 K) and compared them with tunneling spectrum of hole-doped La1.84Sr0.16CuO4 and effective electron-boson spectral function of hole-doped La1.97Sr0.03CuO4 (extracted from angle-resolved photoemission spectrum). We have also analyzed tunneling spectra and angle-resolved photoemission spectra for hole-doped Bi2Sr2CaCu2O8. These results unambiguously rule out magnetic pairing mechanism in both electron- and hole-doped cuprates and support polaronic/bipolaronic superconductivity in hole-d"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1208.3128","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":"2026-05-18T03:18:26Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7RtcySQbhHU0gB16BIx4/HUaKmkbS61yulm6ZcaJEV47I5rxXdXQsn4zqU4XRbacNEnfmEQs3Ayc7R1HlE+PAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-12T04:38:17.286991Z"},"content_sha256":"9b1d7dbfe57ecf6eed5a4eef846fc6a2ea03be4d84aecd3ba29b89a308eb1e65","schema_version":"1.0","event_id":"sha256:9b1d7dbfe57ecf6eed5a4eef846fc6a2ea03be4d84aecd3ba29b89a308eb1e65"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/Y3FZFK4ZEYH3CAJTPN6RFISDE4/bundle.json","state_url":"https://pith.science/pith/Y3FZFK4ZEYH3CAJTPN6RFISDE4/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/Y3FZFK4ZEYH3CAJTPN6RFISDE4/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":"2026-06-12T04:38:17Z","links":{"resolver":"https://pith.science/pith/Y3FZFK4ZEYH3CAJTPN6RFISDE4","bundle":"https://pith.science/pith/Y3FZFK4ZEYH3CAJTPN6RFISDE4/bundle.json","state":"https://pith.science/pith/Y3FZFK4ZEYH3CAJTPN6RFISDE4/state.json","well_known_bundle":"https://pith.science/.well-known/pith/Y3FZFK4ZEYH3CAJTPN6RFISDE4/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:Y3FZFK4ZEYH3CAJTPN6RFISDE4","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":"dd47ae5738bc9c3e13053f5ad19fdbfbbc596a0ebe907f33ae24f506a966a144","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2012-08-14T13:42:26Z","title_canon_sha256":"97e89e6e756f6a49dc839e846898073435257b1d1032ae456993e21ff496037b"},"schema_version":"1.0","source":{"id":"1208.3128","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1208.3128","created_at":"2026-05-18T03:18:26Z"},{"alias_kind":"arxiv_version","alias_value":"1208.3128v2","created_at":"2026-05-18T03:18:26Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1208.3128","created_at":"2026-05-18T03:18:26Z"},{"alias_kind":"pith_short_12","alias_value":"Y3FZFK4ZEYH3","created_at":"2026-05-18T12:27:27Z"},{"alias_kind":"pith_short_16","alias_value":"Y3FZFK4ZEYH3CAJT","created_at":"2026-05-18T12:27:27Z"},{"alias_kind":"pith_short_8","alias_value":"Y3FZFK4Z","created_at":"2026-05-18T12:27:27Z"}],"graph_snapshots":[{"event_id":"sha256:9b1d7dbfe57ecf6eed5a4eef846fc6a2ea03be4d84aecd3ba29b89a308eb1e65","target":"graph","created_at":"2026-05-18T03:18:26Z","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 have analyzed scanning tunneling spectra of two electron-doped cuprates Pr0.88LaCe0.12CuO4 (Tc = 21 K and 24 K) and compared them with tunneling spectrum of hole-doped La1.84Sr0.16CuO4 and effective electron-boson spectral function of hole-doped La1.97Sr0.03CuO4 (extracted from angle-resolved photoemission spectrum). We have also analyzed tunneling spectra and angle-resolved photoemission spectra for hole-doped Bi2Sr2CaCu2O8. These results unambiguously rule out magnetic pairing mechanism in both electron- and hole-doped cuprates and support polaronic/bipolaronic superconductivity in hole-d","authors_text":"A. S. Alexandrov, Guo-meng Zhao","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2012-08-14T13:42:26Z","title":"Consistent explanations of tunneling and photoemission data in cuprate superconductors: No evidence for magnetic pairing"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1208.3128","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:c95beefffed3f0c7db8ce31291f9d52e2f32b0f739c8f84250c68c4b5f2e5dcd","target":"record","created_at":"2026-05-18T03:18:26Z","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":"dd47ae5738bc9c3e13053f5ad19fdbfbbc596a0ebe907f33ae24f506a966a144","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2012-08-14T13:42:26Z","title_canon_sha256":"97e89e6e756f6a49dc839e846898073435257b1d1032ae456993e21ff496037b"},"schema_version":"1.0","source":{"id":"1208.3128","kind":"arxiv","version":2}},"canonical_sha256":"c6cb92ab99260fb101337b7d12a2432728cf456235c086e7a0c35f8cb5da5fe3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c6cb92ab99260fb101337b7d12a2432728cf456235c086e7a0c35f8cb5da5fe3","first_computed_at":"2026-05-18T03:18:26.752995Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:18:26.752995Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"XJvxb+eMp4vcIQnq2u7BVYG8Rr7ljJMV9k5N4VRNN+jRSD5lXh/pkZ0bPexuBXz0LFKDfpgI2NFQmCL4xdiABQ==","signature_status":"signed_v1","signed_at":"2026-05-18T03:18:26.753567Z","signed_message":"canonical_sha256_bytes"},"source_id":"1208.3128","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c95beefffed3f0c7db8ce31291f9d52e2f32b0f739c8f84250c68c4b5f2e5dcd","sha256:9b1d7dbfe57ecf6eed5a4eef846fc6a2ea03be4d84aecd3ba29b89a308eb1e65"],"state_sha256":"9c7abb282dbf486a0b0e9706091ed67ee7ef2ce1ed6ca8a1ef1cc22c9c15f38b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/pv65mqL5REGR/Gsi1p8mBwIy+na5tj05Z2fvvp+uN3KWG8MW/vtrSCOAY1j50fgiBNdviSWd1ixhq2Ua7jCDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-12T04:38:17.289169Z","bundle_sha256":"b1ecba38d2a5ade5db57a619ab6b147b1ad5fcfbb421664ed9c83a90ea398b31"}}