{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:F4WJIG36YDZONRXS7SCKWZVKEO","short_pith_number":"pith:F4WJIG36","canonical_record":{"source":{"id":"1709.03895","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2017-09-11T12:37:25Z","cross_cats_sorted":["cond-mat.dis-nn","cond-mat.str-el"],"title_canon_sha256":"c8737e709f9dd70d34fba75e33fede0daaef1781abc4c78a181fde70c23e9190","abstract_canon_sha256":"48de3f4979dc547dc4233daac3fe6167b8d0f4b78c46b35b648edef866918e80"},"schema_version":"1.0"},"canonical_sha256":"2f2c941b7ec0f2e6c6f2fc84ab66aa23b37aa03561225031401da6591af778dd","source":{"kind":"arxiv","id":"1709.03895","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1709.03895","created_at":"2026-05-18T00:28:29Z"},{"alias_kind":"arxiv_version","alias_value":"1709.03895v1","created_at":"2026-05-18T00:28:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1709.03895","created_at":"2026-05-18T00:28:29Z"},{"alias_kind":"pith_short_12","alias_value":"F4WJIG36YDZO","created_at":"2026-05-18T12:31:15Z"},{"alias_kind":"pith_short_16","alias_value":"F4WJIG36YDZONRXS","created_at":"2026-05-18T12:31:15Z"},{"alias_kind":"pith_short_8","alias_value":"F4WJIG36","created_at":"2026-05-18T12:31:15Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:F4WJIG36YDZONRXS7SCKWZVKEO","target":"record","payload":{"canonical_record":{"source":{"id":"1709.03895","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2017-09-11T12:37:25Z","cross_cats_sorted":["cond-mat.dis-nn","cond-mat.str-el"],"title_canon_sha256":"c8737e709f9dd70d34fba75e33fede0daaef1781abc4c78a181fde70c23e9190","abstract_canon_sha256":"48de3f4979dc547dc4233daac3fe6167b8d0f4b78c46b35b648edef866918e80"},"schema_version":"1.0"},"canonical_sha256":"2f2c941b7ec0f2e6c6f2fc84ab66aa23b37aa03561225031401da6591af778dd","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:28:29.653212Z","signature_b64":"RQf2ruRPSo7bmbOnYUButnN1uRQYjDP5re41JDZnDUrfMcCb6j2Nsl3Msvn2R3gst3AaeZ3jsrfYCvjzOaiBDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2f2c941b7ec0f2e6c6f2fc84ab66aa23b37aa03561225031401da6591af778dd","last_reissued_at":"2026-05-18T00:28:29.652422Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:28:29.652422Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1709.03895","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":"2026-05-18T00:28:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"eMZBBJPakBF49qKO2cFoD6ID+urVHEdsYUSWJmLiTVfs7JlkLTRZU0svpYY383MNmls7bIBLDZI/XNSFopgXAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T01:20:56.237427Z"},"content_sha256":"bac02d78483e993b622fffc78f8c32acee690f1a1e8f90b128bdb56de05b3e82","schema_version":"1.0","event_id":"sha256:bac02d78483e993b622fffc78f8c32acee690f1a1e8f90b128bdb56de05b3e82"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:F4WJIG36YDZONRXS7SCKWZVKEO","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Temperature dependence of the upper critical field in disordered Hubbard model with attraction","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.dis-nn","cond-mat.str-el"],"primary_cat":"cond-mat.supr-con","authors_text":"E.Z. Kuchinskii, M.V. Sadovskii, N.A. Kuleeva","submitted_at":"2017-09-11T12:37:25Z","abstract_excerpt":"We study disorder effects upon the temperature behavior of the upper critical magnetic field in attractive Hubbard model within the generalized $DMFT+\\Sigma$ approach. We consider the wide range of attraction potentials $U$ - from the weak coupling limit, where superconductivity is described by BCS model, up to the strong coupling limit, where superconducting transition is related to Bose - Einstein condensation (BEC) of compact Cooper pairs, formed at temperatures significantly higher than superconducting transition temperature, as well as the wide range of disorder - from weak to strong, whe"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1709.03895","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":"2026-05-18T00:28:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"o9iAt0e7d5eKeAyCuD1uyLbbzdl78fGofwIMxk1Ditn8daY0Qu58AIIXOxxhIf43HS41XIElG8k6oLK4loDZBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T01:20:56.238103Z"},"content_sha256":"d638e458c218e480b3b7b8f18ee7768721d8a9ebaf9913a3949d90899915da3b","schema_version":"1.0","event_id":"sha256:d638e458c218e480b3b7b8f18ee7768721d8a9ebaf9913a3949d90899915da3b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/F4WJIG36YDZONRXS7SCKWZVKEO/bundle.json","state_url":"https://pith.science/pith/F4WJIG36YDZONRXS7SCKWZVKEO/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/F4WJIG36YDZONRXS7SCKWZVKEO/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":"2026-05-30T01:20:56Z","links":{"resolver":"https://pith.science/pith/F4WJIG36YDZONRXS7SCKWZVKEO","bundle":"https://pith.science/pith/F4WJIG36YDZONRXS7SCKWZVKEO/bundle.json","state":"https://pith.science/pith/F4WJIG36YDZONRXS7SCKWZVKEO/state.json","well_known_bundle":"https://pith.science/.well-known/pith/F4WJIG36YDZONRXS7SCKWZVKEO/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:F4WJIG36YDZONRXS7SCKWZVKEO","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":"48de3f4979dc547dc4233daac3fe6167b8d0f4b78c46b35b648edef866918e80","cross_cats_sorted":["cond-mat.dis-nn","cond-mat.str-el"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2017-09-11T12:37:25Z","title_canon_sha256":"c8737e709f9dd70d34fba75e33fede0daaef1781abc4c78a181fde70c23e9190"},"schema_version":"1.0","source":{"id":"1709.03895","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1709.03895","created_at":"2026-05-18T00:28:29Z"},{"alias_kind":"arxiv_version","alias_value":"1709.03895v1","created_at":"2026-05-18T00:28:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1709.03895","created_at":"2026-05-18T00:28:29Z"},{"alias_kind":"pith_short_12","alias_value":"F4WJIG36YDZO","created_at":"2026-05-18T12:31:15Z"},{"alias_kind":"pith_short_16","alias_value":"F4WJIG36YDZONRXS","created_at":"2026-05-18T12:31:15Z"},{"alias_kind":"pith_short_8","alias_value":"F4WJIG36","created_at":"2026-05-18T12:31:15Z"}],"graph_snapshots":[{"event_id":"sha256:d638e458c218e480b3b7b8f18ee7768721d8a9ebaf9913a3949d90899915da3b","target":"graph","created_at":"2026-05-18T00:28:29Z","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 study disorder effects upon the temperature behavior of the upper critical magnetic field in attractive Hubbard model within the generalized $DMFT+\\Sigma$ approach. We consider the wide range of attraction potentials $U$ - from the weak coupling limit, where superconductivity is described by BCS model, up to the strong coupling limit, where superconducting transition is related to Bose - Einstein condensation (BEC) of compact Cooper pairs, formed at temperatures significantly higher than superconducting transition temperature, as well as the wide range of disorder - from weak to strong, whe","authors_text":"E.Z. Kuchinskii, M.V. Sadovskii, N.A. Kuleeva","cross_cats":["cond-mat.dis-nn","cond-mat.str-el"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2017-09-11T12:37:25Z","title":"Temperature dependence of the upper critical field in disordered Hubbard model with attraction"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1709.03895","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:bac02d78483e993b622fffc78f8c32acee690f1a1e8f90b128bdb56de05b3e82","target":"record","created_at":"2026-05-18T00:28:29Z","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":"48de3f4979dc547dc4233daac3fe6167b8d0f4b78c46b35b648edef866918e80","cross_cats_sorted":["cond-mat.dis-nn","cond-mat.str-el"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2017-09-11T12:37:25Z","title_canon_sha256":"c8737e709f9dd70d34fba75e33fede0daaef1781abc4c78a181fde70c23e9190"},"schema_version":"1.0","source":{"id":"1709.03895","kind":"arxiv","version":1}},"canonical_sha256":"2f2c941b7ec0f2e6c6f2fc84ab66aa23b37aa03561225031401da6591af778dd","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2f2c941b7ec0f2e6c6f2fc84ab66aa23b37aa03561225031401da6591af778dd","first_computed_at":"2026-05-18T00:28:29.652422Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:28:29.652422Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"RQf2ruRPSo7bmbOnYUButnN1uRQYjDP5re41JDZnDUrfMcCb6j2Nsl3Msvn2R3gst3AaeZ3jsrfYCvjzOaiBDA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:28:29.653212Z","signed_message":"canonical_sha256_bytes"},"source_id":"1709.03895","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:bac02d78483e993b622fffc78f8c32acee690f1a1e8f90b128bdb56de05b3e82","sha256:d638e458c218e480b3b7b8f18ee7768721d8a9ebaf9913a3949d90899915da3b"],"state_sha256":"a7102b34e2fe976d507699cb3c21233d3962444e46f0759ab16ee13debec48c7"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"NqtayY5m4TBxRhl6YuNFMWADO2mMHd0kQ8x+EKOeKP3zXopMoLB1UDdNZzfjHC1oLai6JQywx9KB/eEn9gVsBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T01:20:56.241611Z","bundle_sha256":"ae1cf920da27608145e8eb7ed92a87be24c645e249478eaf0ea3f9ebf5fabee0"}}