{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:3X3DR3QHVRT6S45I3JVVJUS3CR","short_pith_number":"pith:3X3DR3QH","canonical_record":{"source":{"id":"1009.3787","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2010-09-20T12:21:15Z","cross_cats_sorted":[],"title_canon_sha256":"c8ac41b8e1444e00b37cb7ece96d4553848833c7978af8cf2ba6ac461af708c2","abstract_canon_sha256":"9dd41df939d5abcf7bb22f0d43471728f8c07c650a04fb219eb2306706defd97"},"schema_version":"1.0"},"canonical_sha256":"ddf638ee07ac67e973a8da6b54d25b145a2dff6d627eb52fedc4ffd1876cbcbf","source":{"kind":"arxiv","id":"1009.3787","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1009.3787","created_at":"2026-05-18T04:18:04Z"},{"alias_kind":"arxiv_version","alias_value":"1009.3787v1","created_at":"2026-05-18T04:18:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1009.3787","created_at":"2026-05-18T04:18:04Z"},{"alias_kind":"pith_short_12","alias_value":"3X3DR3QHVRT6","created_at":"2026-05-18T12:26:03Z"},{"alias_kind":"pith_short_16","alias_value":"3X3DR3QHVRT6S45I","created_at":"2026-05-18T12:26:03Z"},{"alias_kind":"pith_short_8","alias_value":"3X3DR3QH","created_at":"2026-05-18T12:26:03Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:3X3DR3QHVRT6S45I3JVVJUS3CR","target":"record","payload":{"canonical_record":{"source":{"id":"1009.3787","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2010-09-20T12:21:15Z","cross_cats_sorted":[],"title_canon_sha256":"c8ac41b8e1444e00b37cb7ece96d4553848833c7978af8cf2ba6ac461af708c2","abstract_canon_sha256":"9dd41df939d5abcf7bb22f0d43471728f8c07c650a04fb219eb2306706defd97"},"schema_version":"1.0"},"canonical_sha256":"ddf638ee07ac67e973a8da6b54d25b145a2dff6d627eb52fedc4ffd1876cbcbf","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:18:04.558378Z","signature_b64":"SHeBDTFvrtqLuJfb3JfivV+o6C2/nQsbS9j+i+zb29lxFoGx7eNRehCB2RKLmEz6DgFxQ1phcaimHvk9OjBnBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ddf638ee07ac67e973a8da6b54d25b145a2dff6d627eb52fedc4ffd1876cbcbf","last_reissued_at":"2026-05-18T04:18:04.557829Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:18:04.557829Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1009.3787","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":"2026-05-18T04:18:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"msfqT/gfbw+XO0Tzlvq7XSybS/LTFmgmMqh+/cMJlhrJX9qH8yu9xNDu+2MsZSOaX+0Qlmc9T8Afa/Z8LmPlBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T00:41:44.477807Z"},"content_sha256":"74acd0d74a4515c84645d52d9d23412e92650f9a3581989abc341b978c923a97","schema_version":"1.0","event_id":"sha256:74acd0d74a4515c84645d52d9d23412e92650f9a3581989abc341b978c923a97"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:3X3DR3QHVRT6S45I3JVVJUS3CR","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Superconductivity in SnO: a Nonmagnetic Analog to Fe-based Superconductors?","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.supr-con","authors_text":"A. Svane, D. I. Khomskii, K. Sengupta, K. Syassen, M. K. Forthaus, M. M. Abd-Elmeguid, N. E. Christensen, O. Heyer, T. Lorenz","submitted_at":"2010-09-20T12:21:15Z","abstract_excerpt":"We found that under pressure SnO with alpha-PbO structure, the same structure as in many Fe-based superconductors, e.g. beta-FeSe, undergoes a transition to a superconducting state for p > 6 GPa with a maximum Tc of 1.4 K at p = 9.3 GPa. The pressure dependence of Tc reveals a dome-like shape and superconductivity disappears for p > 16 GPa. It is further shown from band structure calculations that SnO under pressure exhibits a Fermi surface topology similar to that reported for some Fe-based superconductors and that the nesting between the hole and electron pockets correlates with the change o"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1009.3787","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":"2026-05-18T04:18:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5gNq3GlDPIXcYxpNR4gvQ8sXmbvmLQU0A2cAG6X154sU4+8aGZ57GEc/8ZcgGk3ujZ0HwVHy3RlopcnpBAUXDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T00:41:44.478156Z"},"content_sha256":"a63fcfbbb983657eaf7860f111f823e6b9ea174b28beb79dbc1dd374328092bc","schema_version":"1.0","event_id":"sha256:a63fcfbbb983657eaf7860f111f823e6b9ea174b28beb79dbc1dd374328092bc"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/3X3DR3QHVRT6S45I3JVVJUS3CR/bundle.json","state_url":"https://pith.science/pith/3X3DR3QHVRT6S45I3JVVJUS3CR/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/3X3DR3QHVRT6S45I3JVVJUS3CR/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":"2026-06-04T00:41:44Z","links":{"resolver":"https://pith.science/pith/3X3DR3QHVRT6S45I3JVVJUS3CR","bundle":"https://pith.science/pith/3X3DR3QHVRT6S45I3JVVJUS3CR/bundle.json","state":"https://pith.science/pith/3X3DR3QHVRT6S45I3JVVJUS3CR/state.json","well_known_bundle":"https://pith.science/.well-known/pith/3X3DR3QHVRT6S45I3JVVJUS3CR/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:3X3DR3QHVRT6S45I3JVVJUS3CR","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":"9dd41df939d5abcf7bb22f0d43471728f8c07c650a04fb219eb2306706defd97","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2010-09-20T12:21:15Z","title_canon_sha256":"c8ac41b8e1444e00b37cb7ece96d4553848833c7978af8cf2ba6ac461af708c2"},"schema_version":"1.0","source":{"id":"1009.3787","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1009.3787","created_at":"2026-05-18T04:18:04Z"},{"alias_kind":"arxiv_version","alias_value":"1009.3787v1","created_at":"2026-05-18T04:18:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1009.3787","created_at":"2026-05-18T04:18:04Z"},{"alias_kind":"pith_short_12","alias_value":"3X3DR3QHVRT6","created_at":"2026-05-18T12:26:03Z"},{"alias_kind":"pith_short_16","alias_value":"3X3DR3QHVRT6S45I","created_at":"2026-05-18T12:26:03Z"},{"alias_kind":"pith_short_8","alias_value":"3X3DR3QH","created_at":"2026-05-18T12:26:03Z"}],"graph_snapshots":[{"event_id":"sha256:a63fcfbbb983657eaf7860f111f823e6b9ea174b28beb79dbc1dd374328092bc","target":"graph","created_at":"2026-05-18T04:18:04Z","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 found that under pressure SnO with alpha-PbO structure, the same structure as in many Fe-based superconductors, e.g. beta-FeSe, undergoes a transition to a superconducting state for p > 6 GPa with a maximum Tc of 1.4 K at p = 9.3 GPa. The pressure dependence of Tc reveals a dome-like shape and superconductivity disappears for p > 16 GPa. It is further shown from band structure calculations that SnO under pressure exhibits a Fermi surface topology similar to that reported for some Fe-based superconductors and that the nesting between the hole and electron pockets correlates with the change o","authors_text":"A. Svane, D. I. Khomskii, K. Sengupta, K. Syassen, M. K. Forthaus, M. M. Abd-Elmeguid, N. E. Christensen, O. Heyer, T. Lorenz","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2010-09-20T12:21:15Z","title":"Superconductivity in SnO: a Nonmagnetic Analog to Fe-based Superconductors?"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1009.3787","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":"sha256:74acd0d74a4515c84645d52d9d23412e92650f9a3581989abc341b978c923a97","target":"record","created_at":"2026-05-18T04:18:04Z","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":"9dd41df939d5abcf7bb22f0d43471728f8c07c650a04fb219eb2306706defd97","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2010-09-20T12:21:15Z","title_canon_sha256":"c8ac41b8e1444e00b37cb7ece96d4553848833c7978af8cf2ba6ac461af708c2"},"schema_version":"1.0","source":{"id":"1009.3787","kind":"arxiv","version":1}},"canonical_sha256":"ddf638ee07ac67e973a8da6b54d25b145a2dff6d627eb52fedc4ffd1876cbcbf","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ddf638ee07ac67e973a8da6b54d25b145a2dff6d627eb52fedc4ffd1876cbcbf","first_computed_at":"2026-05-18T04:18:04.557829Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:18:04.557829Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"SHeBDTFvrtqLuJfb3JfivV+o6C2/nQsbS9j+i+zb29lxFoGx7eNRehCB2RKLmEz6DgFxQ1phcaimHvk9OjBnBA==","signature_status":"signed_v1","signed_at":"2026-05-18T04:18:04.558378Z","signed_message":"canonical_sha256_bytes"},"source_id":"1009.3787","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:74acd0d74a4515c84645d52d9d23412e92650f9a3581989abc341b978c923a97","sha256:a63fcfbbb983657eaf7860f111f823e6b9ea174b28beb79dbc1dd374328092bc"],"state_sha256":"4e0e0a3f284619af7e234ee2b3b94f41c5f257ad3bb808718e33d7799749f0b1"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lOI6UInON3TzMLtv65DCnMSLrDR7r6wSuGts6sfHJ17kblWGSUJFMd4eVGuMPGQW/QZtunkUoSIo0Gyi2VuGAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-04T00:41:44.480238Z","bundle_sha256":"8d65f0753a78e0b0749215c936f7af577bc4a528d555d530d50fdd6cfbfd304c"}}