{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:4RBQDDKSWSA7O7Q7AUPZELZIP3","short_pith_number":"pith:4RBQDDKS","canonical_record":{"source":{"id":"1507.03330","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2015-07-13T06:15:05Z","cross_cats_sorted":[],"title_canon_sha256":"eede971660cdeb9795c9531d778c76794750f65e06bb42724ab9e575d3e4f8e6","abstract_canon_sha256":"31a56d1f7620c1c73206ec1d271761069e4dfa65f735ed347bc0b17bd616f77e"},"schema_version":"1.0"},"canonical_sha256":"e443018d52b481f77e1f051f922f287eda5bcd9fcf22ebb78fec33b88adc11ea","source":{"kind":"arxiv","id":"1507.03330","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1507.03330","created_at":"2026-05-18T01:36:46Z"},{"alias_kind":"arxiv_version","alias_value":"1507.03330v1","created_at":"2026-05-18T01:36:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1507.03330","created_at":"2026-05-18T01:36:46Z"},{"alias_kind":"pith_short_12","alias_value":"4RBQDDKSWSA7","created_at":"2026-05-18T12:29:05Z"},{"alias_kind":"pith_short_16","alias_value":"4RBQDDKSWSA7O7Q7","created_at":"2026-05-18T12:29:05Z"},{"alias_kind":"pith_short_8","alias_value":"4RBQDDKS","created_at":"2026-05-18T12:29:05Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:4RBQDDKSWSA7O7Q7AUPZELZIP3","target":"record","payload":{"canonical_record":{"source":{"id":"1507.03330","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2015-07-13T06:15:05Z","cross_cats_sorted":[],"title_canon_sha256":"eede971660cdeb9795c9531d778c76794750f65e06bb42724ab9e575d3e4f8e6","abstract_canon_sha256":"31a56d1f7620c1c73206ec1d271761069e4dfa65f735ed347bc0b17bd616f77e"},"schema_version":"1.0"},"canonical_sha256":"e443018d52b481f77e1f051f922f287eda5bcd9fcf22ebb78fec33b88adc11ea","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:36:46.403193Z","signature_b64":"I3RfcVtZfJUJguoopmU86wpDtdPaLdtaVQSqPqOQO76fKWU8sjObmFnLY0m3NcronigA2w569uxsU/ZMTMeoBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e443018d52b481f77e1f051f922f287eda5bcd9fcf22ebb78fec33b88adc11ea","last_reissued_at":"2026-05-18T01:36:46.402583Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:36:46.402583Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1507.03330","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":"2026-05-18T01:36:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FKVtFefmN8EFsNKEtY3Y09fiJiWsB8d6VuhFkKRhqQqMxtICEqewh/tewEYSopbd8T8ofuCGDixnQ8p/rinqAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-26T12:40:03.226543Z"},"content_sha256":"1f53075fc4dc38304debb1a00ac4f870b1e7f6e317bfb3f441173316a41ca7f4","schema_version":"1.0","event_id":"sha256:1f53075fc4dc38304debb1a00ac4f870b1e7f6e317bfb3f441173316a41ca7f4"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:4RBQDDKSWSA7O7Q7AUPZELZIP3","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"On the physical significance of London's equation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.supr-con","authors_text":"Antoine Khater, Jacob Szeftel, Nicolas Sandeau","submitted_at":"2015-07-13T06:15:05Z","abstract_excerpt":"The Meissner effect is analysed by using an approach based on Newton and Maxwell's equations, in order to assess the relevance of London's equation. The Hall effect is predicted. Two test experiments are proposed in detail to check the validity of this theory and to measure London's length."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1507.03330","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":"2026-05-18T01:36:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6ns3yU55C8xfu2L03fE0fTJRQUfcsn4J2g0qXmPTguoLu3uec50fH1Bv0624tnIaWPPMF5XcfYYJpIHmn/ctBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-26T12:40:03.227066Z"},"content_sha256":"de1577d00ecb5f1b15e9b1f6fb335ae3e4450086241fcc39008db0d35a15febd","schema_version":"1.0","event_id":"sha256:de1577d00ecb5f1b15e9b1f6fb335ae3e4450086241fcc39008db0d35a15febd"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/4RBQDDKSWSA7O7Q7AUPZELZIP3/bundle.json","state_url":"https://pith.science/pith/4RBQDDKSWSA7O7Q7AUPZELZIP3/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/4RBQDDKSWSA7O7Q7AUPZELZIP3/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":"2026-06-26T12:40:03Z","links":{"resolver":"https://pith.science/pith/4RBQDDKSWSA7O7Q7AUPZELZIP3","bundle":"https://pith.science/pith/4RBQDDKSWSA7O7Q7AUPZELZIP3/bundle.json","state":"https://pith.science/pith/4RBQDDKSWSA7O7Q7AUPZELZIP3/state.json","well_known_bundle":"https://pith.science/.well-known/pith/4RBQDDKSWSA7O7Q7AUPZELZIP3/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:4RBQDDKSWSA7O7Q7AUPZELZIP3","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":"31a56d1f7620c1c73206ec1d271761069e4dfa65f735ed347bc0b17bd616f77e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2015-07-13T06:15:05Z","title_canon_sha256":"eede971660cdeb9795c9531d778c76794750f65e06bb42724ab9e575d3e4f8e6"},"schema_version":"1.0","source":{"id":"1507.03330","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1507.03330","created_at":"2026-05-18T01:36:46Z"},{"alias_kind":"arxiv_version","alias_value":"1507.03330v1","created_at":"2026-05-18T01:36:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1507.03330","created_at":"2026-05-18T01:36:46Z"},{"alias_kind":"pith_short_12","alias_value":"4RBQDDKSWSA7","created_at":"2026-05-18T12:29:05Z"},{"alias_kind":"pith_short_16","alias_value":"4RBQDDKSWSA7O7Q7","created_at":"2026-05-18T12:29:05Z"},{"alias_kind":"pith_short_8","alias_value":"4RBQDDKS","created_at":"2026-05-18T12:29:05Z"}],"graph_snapshots":[{"event_id":"sha256:de1577d00ecb5f1b15e9b1f6fb335ae3e4450086241fcc39008db0d35a15febd","target":"graph","created_at":"2026-05-18T01:36:46Z","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 Meissner effect is analysed by using an approach based on Newton and Maxwell's equations, in order to assess the relevance of London's equation. The Hall effect is predicted. Two test experiments are proposed in detail to check the validity of this theory and to measure London's length.","authors_text":"Antoine Khater, Jacob Szeftel, Nicolas Sandeau","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2015-07-13T06:15:05Z","title":"On the physical significance of London's equation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1507.03330","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":"sha256:1f53075fc4dc38304debb1a00ac4f870b1e7f6e317bfb3f441173316a41ca7f4","target":"record","created_at":"2026-05-18T01:36:46Z","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":"31a56d1f7620c1c73206ec1d271761069e4dfa65f735ed347bc0b17bd616f77e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2015-07-13T06:15:05Z","title_canon_sha256":"eede971660cdeb9795c9531d778c76794750f65e06bb42724ab9e575d3e4f8e6"},"schema_version":"1.0","source":{"id":"1507.03330","kind":"arxiv","version":1}},"canonical_sha256":"e443018d52b481f77e1f051f922f287eda5bcd9fcf22ebb78fec33b88adc11ea","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e443018d52b481f77e1f051f922f287eda5bcd9fcf22ebb78fec33b88adc11ea","first_computed_at":"2026-05-18T01:36:46.402583Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:36:46.402583Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"I3RfcVtZfJUJguoopmU86wpDtdPaLdtaVQSqPqOQO76fKWU8sjObmFnLY0m3NcronigA2w569uxsU/ZMTMeoBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:36:46.403193Z","signed_message":"canonical_sha256_bytes"},"source_id":"1507.03330","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1f53075fc4dc38304debb1a00ac4f870b1e7f6e317bfb3f441173316a41ca7f4","sha256:de1577d00ecb5f1b15e9b1f6fb335ae3e4450086241fcc39008db0d35a15febd"],"state_sha256":"8ff48ea6b5ed98fded64b1c6fc4d05e0b465290c8cf4139a344e249a17ed21b8"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Px25WHz4jD4o+46kv4jW24oHhiaq7cUcY9rkU4PMj81ZGNrKfsPKIaxKImHXxDlNoZBD/oOaN8Xg9Yycxu3eAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-26T12:40:03.229897Z","bundle_sha256":"1b76909af1d0eff8ce02de9fa7857a8cb5f6a34a95cf6a601d2cbe0d49179e3f"}}