{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:CX2TYRM3D4H6IOPW53HVXCYZBF","short_pith_number":"pith:CX2TYRM3","canonical_record":{"source":{"id":"1606.04251","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2016-06-14T08:40:13Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"9f209426115a3bb1ffd7cbb9b64598d3023f0a6c7eb81c13ced0d14fe0e4360c","abstract_canon_sha256":"20dd1c4e57a86f5f28b712ac491406086b40ec37d1f3c00cc8279188546de989"},"schema_version":"1.0"},"canonical_sha256":"15f53c459b1f0fe439f6eecf5b8b190973e60cab1ea0a14a1b598e0e6522a39f","source":{"kind":"arxiv","id":"1606.04251","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1606.04251","created_at":"2026-05-18T00:52:17Z"},{"alias_kind":"arxiv_version","alias_value":"1606.04251v2","created_at":"2026-05-18T00:52:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1606.04251","created_at":"2026-05-18T00:52:17Z"},{"alias_kind":"pith_short_12","alias_value":"CX2TYRM3D4H6","created_at":"2026-05-18T12:30:09Z"},{"alias_kind":"pith_short_16","alias_value":"CX2TYRM3D4H6IOPW","created_at":"2026-05-18T12:30:09Z"},{"alias_kind":"pith_short_8","alias_value":"CX2TYRM3","created_at":"2026-05-18T12:30:09Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:CX2TYRM3D4H6IOPW53HVXCYZBF","target":"record","payload":{"canonical_record":{"source":{"id":"1606.04251","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2016-06-14T08:40:13Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"9f209426115a3bb1ffd7cbb9b64598d3023f0a6c7eb81c13ced0d14fe0e4360c","abstract_canon_sha256":"20dd1c4e57a86f5f28b712ac491406086b40ec37d1f3c00cc8279188546de989"},"schema_version":"1.0"},"canonical_sha256":"15f53c459b1f0fe439f6eecf5b8b190973e60cab1ea0a14a1b598e0e6522a39f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:52:17.113978Z","signature_b64":"+Qx/Ri8XAQdL42+hHGikqqUJ5DBtkBQrqjj2hZHPJ2LXi7XjRgfP0jLu2OQVztbc7GpXRufEJvqKnuCZ41bcDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"15f53c459b1f0fe439f6eecf5b8b190973e60cab1ea0a14a1b598e0e6522a39f","last_reissued_at":"2026-05-18T00:52:17.113469Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:52:17.113469Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1606.04251","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":"2026-05-18T00:52:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MWnqP+iIZ8j1w2m6huB/DJ41FFQNiJYC1t68j+L/XSzW3/06uDC+OnLm81PPq6DcKY9flO+g7ZdI4J0utCb1DQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T05:45:58.692356Z"},"content_sha256":"09cb5e0f91f7def73e0467b3252c07497fb7887558262562e86b3f90409065f7","schema_version":"1.0","event_id":"sha256:09cb5e0f91f7def73e0467b3252c07497fb7887558262562e86b3f90409065f7"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:CX2TYRM3D4H6IOPW53HVXCYZBF","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Evidence for strong lattice effects as revealed from huge unconventional oxygen isotope effects on the pseudogap temperature in La$_{2-x}$Sr$_{x}$CuO$_{4}$","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"cond-mat.supr-con","authors_text":"A. Bianconi, A. Bussmann-Holder, A. Simon, E. Pomjakushina, F. von Rohr, H. Keller, K. Conder, M. Bendele, Z. Guguchia","submitted_at":"2016-06-14T08:40:13Z","abstract_excerpt":"The oxygen isotope ($^{16}$O/$^{18}$O) effect (OIE) on the pseudogap (charge-stripe ordering) temperature $T^{\\ast}$ is investigated for the cuprate superconductor La$_{2-x}$Sr$_{x}$CuO$_{4}$ as a function of doping $x$ by means of x-ray absorption near edge structure (XANES) studies. A strong $x$ dependent and sign reversed OIE on $T^{\\ast}$ is observed. The OIE exponent $\\alpha_{T^{\\ast}}$ systematically decreases from $\\alpha_{T^{\\ast}} = - 0.6(1.3)$ for $x = 0.15$ to $\\alpha_{T^{\\ast}} = - 4.4(1.1)$ for $x = 0.06$, corresponding to increasing $T^{\\ast}$ and decreasing superconducting trans"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1606.04251","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":"2026-05-18T00:52:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+Gzu5iig2G9syPpWLNflGIbAFJ59bkNLB9Wa/KAkzEIUdd7b9JLgN2SfPUI/7+L93KHJZQd85MGVtN2ksqHhCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T05:45:58.693040Z"},"content_sha256":"c22fe70208cdb0f29e7715299c59620ab9d459844c9cba88c9a117e63a3e7ca5","schema_version":"1.0","event_id":"sha256:c22fe70208cdb0f29e7715299c59620ab9d459844c9cba88c9a117e63a3e7ca5"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/CX2TYRM3D4H6IOPW53HVXCYZBF/bundle.json","state_url":"https://pith.science/pith/CX2TYRM3D4H6IOPW53HVXCYZBF/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/CX2TYRM3D4H6IOPW53HVXCYZBF/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":"2026-06-06T05:45:58Z","links":{"resolver":"https://pith.science/pith/CX2TYRM3D4H6IOPW53HVXCYZBF","bundle":"https://pith.science/pith/CX2TYRM3D4H6IOPW53HVXCYZBF/bundle.json","state":"https://pith.science/pith/CX2TYRM3D4H6IOPW53HVXCYZBF/state.json","well_known_bundle":"https://pith.science/.well-known/pith/CX2TYRM3D4H6IOPW53HVXCYZBF/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:CX2TYRM3D4H6IOPW53HVXCYZBF","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":"20dd1c4e57a86f5f28b712ac491406086b40ec37d1f3c00cc8279188546de989","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2016-06-14T08:40:13Z","title_canon_sha256":"9f209426115a3bb1ffd7cbb9b64598d3023f0a6c7eb81c13ced0d14fe0e4360c"},"schema_version":"1.0","source":{"id":"1606.04251","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1606.04251","created_at":"2026-05-18T00:52:17Z"},{"alias_kind":"arxiv_version","alias_value":"1606.04251v2","created_at":"2026-05-18T00:52:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1606.04251","created_at":"2026-05-18T00:52:17Z"},{"alias_kind":"pith_short_12","alias_value":"CX2TYRM3D4H6","created_at":"2026-05-18T12:30:09Z"},{"alias_kind":"pith_short_16","alias_value":"CX2TYRM3D4H6IOPW","created_at":"2026-05-18T12:30:09Z"},{"alias_kind":"pith_short_8","alias_value":"CX2TYRM3","created_at":"2026-05-18T12:30:09Z"}],"graph_snapshots":[{"event_id":"sha256:c22fe70208cdb0f29e7715299c59620ab9d459844c9cba88c9a117e63a3e7ca5","target":"graph","created_at":"2026-05-18T00:52:17Z","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 oxygen isotope ($^{16}$O/$^{18}$O) effect (OIE) on the pseudogap (charge-stripe ordering) temperature $T^{\\ast}$ is investigated for the cuprate superconductor La$_{2-x}$Sr$_{x}$CuO$_{4}$ as a function of doping $x$ by means of x-ray absorption near edge structure (XANES) studies. A strong $x$ dependent and sign reversed OIE on $T^{\\ast}$ is observed. The OIE exponent $\\alpha_{T^{\\ast}}$ systematically decreases from $\\alpha_{T^{\\ast}} = - 0.6(1.3)$ for $x = 0.15$ to $\\alpha_{T^{\\ast}} = - 4.4(1.1)$ for $x = 0.06$, corresponding to increasing $T^{\\ast}$ and decreasing superconducting trans","authors_text":"A. Bianconi, A. Bussmann-Holder, A. Simon, E. Pomjakushina, F. von Rohr, H. Keller, K. Conder, M. Bendele, Z. Guguchia","cross_cats":["cond-mat.mtrl-sci"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2016-06-14T08:40:13Z","title":"Evidence for strong lattice effects as revealed from huge unconventional oxygen isotope effects on the pseudogap temperature in La$_{2-x}$Sr$_{x}$CuO$_{4}$"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1606.04251","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":"sha256:09cb5e0f91f7def73e0467b3252c07497fb7887558262562e86b3f90409065f7","target":"record","created_at":"2026-05-18T00:52:17Z","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":"20dd1c4e57a86f5f28b712ac491406086b40ec37d1f3c00cc8279188546de989","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2016-06-14T08:40:13Z","title_canon_sha256":"9f209426115a3bb1ffd7cbb9b64598d3023f0a6c7eb81c13ced0d14fe0e4360c"},"schema_version":"1.0","source":{"id":"1606.04251","kind":"arxiv","version":2}},"canonical_sha256":"15f53c459b1f0fe439f6eecf5b8b190973e60cab1ea0a14a1b598e0e6522a39f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"15f53c459b1f0fe439f6eecf5b8b190973e60cab1ea0a14a1b598e0e6522a39f","first_computed_at":"2026-05-18T00:52:17.113469Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:52:17.113469Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"+Qx/Ri8XAQdL42+hHGikqqUJ5DBtkBQrqjj2hZHPJ2LXi7XjRgfP0jLu2OQVztbc7GpXRufEJvqKnuCZ41bcDw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:52:17.113978Z","signed_message":"canonical_sha256_bytes"},"source_id":"1606.04251","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:09cb5e0f91f7def73e0467b3252c07497fb7887558262562e86b3f90409065f7","sha256:c22fe70208cdb0f29e7715299c59620ab9d459844c9cba88c9a117e63a3e7ca5"],"state_sha256":"b5bdaa29ae10eaf9ef81d11379b204434d141f8d62ae39f01cdb16a100af60a8"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"I789PNuNuTfEcsRQ9xIkcTDaBFAW8+uA4fsGfO8pPjNPK6LCC5IydvYg6JniGd7CSMxtAej3P9difs93ivd1DA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-06T05:45:58.696590Z","bundle_sha256":"f7b0c18b05235ec2bb40a1927b4f835863e1c4a37496184435a0c27451e25358"}}