{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:Q5LKIEQ5VS455XY2KUU4D3YZGL","short_pith_number":"pith:Q5LKIEQ5","canonical_record":{"source":{"id":"1811.12518","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2018-11-29T22:33:37Z","cross_cats_sorted":[],"title_canon_sha256":"3b3b738857f7cac69c97678b6c6e6c03eae3fb38b22f360bd383c24134e368f4","abstract_canon_sha256":"c0bff3d4b5812df13b409144c359b9da0ea5e90f9f460c7f29a5f880272b3eb8"},"schema_version":"1.0"},"canonical_sha256":"8756a4121dacb9dedf1a5529c1ef1932d92eb6893695950b10cc536e46f4a0a2","source":{"kind":"arxiv","id":"1811.12518","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1811.12518","created_at":"2026-05-17T23:59:29Z"},{"alias_kind":"arxiv_version","alias_value":"1811.12518v1","created_at":"2026-05-17T23:59:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1811.12518","created_at":"2026-05-17T23:59:29Z"},{"alias_kind":"pith_short_12","alias_value":"Q5LKIEQ5VS45","created_at":"2026-05-18T12:32:46Z"},{"alias_kind":"pith_short_16","alias_value":"Q5LKIEQ5VS455XY2","created_at":"2026-05-18T12:32:46Z"},{"alias_kind":"pith_short_8","alias_value":"Q5LKIEQ5","created_at":"2026-05-18T12:32:46Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:Q5LKIEQ5VS455XY2KUU4D3YZGL","target":"record","payload":{"canonical_record":{"source":{"id":"1811.12518","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2018-11-29T22:33:37Z","cross_cats_sorted":[],"title_canon_sha256":"3b3b738857f7cac69c97678b6c6e6c03eae3fb38b22f360bd383c24134e368f4","abstract_canon_sha256":"c0bff3d4b5812df13b409144c359b9da0ea5e90f9f460c7f29a5f880272b3eb8"},"schema_version":"1.0"},"canonical_sha256":"8756a4121dacb9dedf1a5529c1ef1932d92eb6893695950b10cc536e46f4a0a2","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:59:29.397080Z","signature_b64":"5ArV9lYM8o4syzVHGbGfLWNs9pib7YkuzUMulcP26ussHQjbsivOk3woh+RshQXmtKmF7WgEj5RTRtwoxM3LAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8756a4121dacb9dedf1a5529c1ef1932d92eb6893695950b10cc536e46f4a0a2","last_reissued_at":"2026-05-17T23:59:29.396443Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:59:29.396443Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1811.12518","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":"2026-05-17T23:59:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lTEAZ1p3VlLgMpxTP154KwrblbiTXWN940/0uE+MJx3XoTmgFKzWQv/0J39OrrvdQqq/1KVNalO4iGd5rjB1Dg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T12:41:49.425605Z"},"content_sha256":"a47b6efc4a373fe6634b296ee4101d064a0ab43be293c9477d5802fb916fc3c8","schema_version":"1.0","event_id":"sha256:a47b6efc4a373fe6634b296ee4101d064a0ab43be293c9477d5802fb916fc3c8"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:Q5LKIEQ5VS455XY2KUU4D3YZGL","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The onset of dissipation in high-temperature superconductors: magnetic hysteresis and field dependence","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.supr-con","authors_text":"A. E. Pantoja, Evgeny F. Talantsev, Jeffery L. Tallon, Justin Brooks, Nick M. Strickland, Rod A. Badcock, Stuart C. Wimbush","submitted_at":"2018-11-29T22:33:37Z","abstract_excerpt":"Recently, we showed that the self-field transport critical current, Ic(sf), of a superconducting wire can be defined in a more fundamental way than the conventional (and arbitrary) electric field criterion, Ec = 1 microV/cm. We defined Ic(sf) as the threshold current, Ic,B, at which the perpendicular component of the local magnetic flux density, measured at any point on the surface of a high-temperature superconducting tape, abruptly crosses over from a non-linear to a linear dependence with increasing transport current. This effect results from the current distribution across the tape width p"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1811.12518","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":"2026-05-17T23:59:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"T7ueaR5+bxWJXkLGuls28HhYYoMozUyxJ40QlGQyoolT3ijVowp/8bv0iW1AbxjaXyPhHczFTZPSq7oD3VMDCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T12:41:49.425956Z"},"content_sha256":"a1cabd71a9fa07459a0c7183d6a598fb64592759ddf35d030fc304e66fcdc613","schema_version":"1.0","event_id":"sha256:a1cabd71a9fa07459a0c7183d6a598fb64592759ddf35d030fc304e66fcdc613"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/Q5LKIEQ5VS455XY2KUU4D3YZGL/bundle.json","state_url":"https://pith.science/pith/Q5LKIEQ5VS455XY2KUU4D3YZGL/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/Q5LKIEQ5VS455XY2KUU4D3YZGL/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":"2026-06-04T12:41:49Z","links":{"resolver":"https://pith.science/pith/Q5LKIEQ5VS455XY2KUU4D3YZGL","bundle":"https://pith.science/pith/Q5LKIEQ5VS455XY2KUU4D3YZGL/bundle.json","state":"https://pith.science/pith/Q5LKIEQ5VS455XY2KUU4D3YZGL/state.json","well_known_bundle":"https://pith.science/.well-known/pith/Q5LKIEQ5VS455XY2KUU4D3YZGL/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:Q5LKIEQ5VS455XY2KUU4D3YZGL","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":"c0bff3d4b5812df13b409144c359b9da0ea5e90f9f460c7f29a5f880272b3eb8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2018-11-29T22:33:37Z","title_canon_sha256":"3b3b738857f7cac69c97678b6c6e6c03eae3fb38b22f360bd383c24134e368f4"},"schema_version":"1.0","source":{"id":"1811.12518","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1811.12518","created_at":"2026-05-17T23:59:29Z"},{"alias_kind":"arxiv_version","alias_value":"1811.12518v1","created_at":"2026-05-17T23:59:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1811.12518","created_at":"2026-05-17T23:59:29Z"},{"alias_kind":"pith_short_12","alias_value":"Q5LKIEQ5VS45","created_at":"2026-05-18T12:32:46Z"},{"alias_kind":"pith_short_16","alias_value":"Q5LKIEQ5VS455XY2","created_at":"2026-05-18T12:32:46Z"},{"alias_kind":"pith_short_8","alias_value":"Q5LKIEQ5","created_at":"2026-05-18T12:32:46Z"}],"graph_snapshots":[{"event_id":"sha256:a1cabd71a9fa07459a0c7183d6a598fb64592759ddf35d030fc304e66fcdc613","target":"graph","created_at":"2026-05-17T23:59:29Z","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":"Recently, we showed that the self-field transport critical current, Ic(sf), of a superconducting wire can be defined in a more fundamental way than the conventional (and arbitrary) electric field criterion, Ec = 1 microV/cm. We defined Ic(sf) as the threshold current, Ic,B, at which the perpendicular component of the local magnetic flux density, measured at any point on the surface of a high-temperature superconducting tape, abruptly crosses over from a non-linear to a linear dependence with increasing transport current. This effect results from the current distribution across the tape width p","authors_text":"A. E. Pantoja, Evgeny F. Talantsev, Jeffery L. Tallon, Justin Brooks, Nick M. Strickland, Rod A. Badcock, Stuart C. Wimbush","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2018-11-29T22:33:37Z","title":"The onset of dissipation in high-temperature superconductors: magnetic hysteresis and field dependence"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1811.12518","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:a47b6efc4a373fe6634b296ee4101d064a0ab43be293c9477d5802fb916fc3c8","target":"record","created_at":"2026-05-17T23:59:29Z","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":"c0bff3d4b5812df13b409144c359b9da0ea5e90f9f460c7f29a5f880272b3eb8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2018-11-29T22:33:37Z","title_canon_sha256":"3b3b738857f7cac69c97678b6c6e6c03eae3fb38b22f360bd383c24134e368f4"},"schema_version":"1.0","source":{"id":"1811.12518","kind":"arxiv","version":1}},"canonical_sha256":"8756a4121dacb9dedf1a5529c1ef1932d92eb6893695950b10cc536e46f4a0a2","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8756a4121dacb9dedf1a5529c1ef1932d92eb6893695950b10cc536e46f4a0a2","first_computed_at":"2026-05-17T23:59:29.396443Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:59:29.396443Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"5ArV9lYM8o4syzVHGbGfLWNs9pib7YkuzUMulcP26ussHQjbsivOk3woh+RshQXmtKmF7WgEj5RTRtwoxM3LAw==","signature_status":"signed_v1","signed_at":"2026-05-17T23:59:29.397080Z","signed_message":"canonical_sha256_bytes"},"source_id":"1811.12518","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a47b6efc4a373fe6634b296ee4101d064a0ab43be293c9477d5802fb916fc3c8","sha256:a1cabd71a9fa07459a0c7183d6a598fb64592759ddf35d030fc304e66fcdc613"],"state_sha256":"e284bff1279e4507d313160d7c0d0b7a2d8f8c3fc1a3cbc35384cb566bd330c1"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CDtYpGivxeqQT1gvstFSGWxbmOcdxbzK6+/gQl2IxeU+jJhv2UoFtxRbXVkFOCPvSxun/V8/T/T27TcdDExoCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-04T12:41:49.427973Z","bundle_sha256":"d29c8a3f527214f13d8659f2b86d6034a50a93c8b99a4af1d136ccf74495fe1d"}}