{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:E4NJDCU3BBDSZTZI6MFS2JQE2U","short_pith_number":"pith:E4NJDCU3","canonical_record":{"source":{"id":"2002.05246","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2020-02-12T21:37:41Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"1c50d747cbf0680f1189bc928e99a634b7f3812cf8aabf310ba3b39b1132dd61","abstract_canon_sha256":"c49baf51063be139f51445926451c018859cddacf1452b1465f73edf5592af3a"},"schema_version":"1.0"},"canonical_sha256":"271a918a9b08472ccf28f30b2d2604d52dbe0203765cbb563ca72e2fd1a1aa7b","source":{"kind":"arxiv","id":"2002.05246","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2002.05246","created_at":"2026-07-05T01:29:52Z"},{"alias_kind":"arxiv_version","alias_value":"2002.05246v1","created_at":"2026-07-05T01:29:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2002.05246","created_at":"2026-07-05T01:29:52Z"},{"alias_kind":"pith_short_12","alias_value":"E4NJDCU3BBDS","created_at":"2026-07-05T01:29:52Z"},{"alias_kind":"pith_short_16","alias_value":"E4NJDCU3BBDSZTZI","created_at":"2026-07-05T01:29:52Z"},{"alias_kind":"pith_short_8","alias_value":"E4NJDCU3","created_at":"2026-07-05T01:29:52Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:E4NJDCU3BBDSZTZI6MFS2JQE2U","target":"record","payload":{"canonical_record":{"source":{"id":"2002.05246","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2020-02-12T21:37:41Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"1c50d747cbf0680f1189bc928e99a634b7f3812cf8aabf310ba3b39b1132dd61","abstract_canon_sha256":"c49baf51063be139f51445926451c018859cddacf1452b1465f73edf5592af3a"},"schema_version":"1.0"},"canonical_sha256":"271a918a9b08472ccf28f30b2d2604d52dbe0203765cbb563ca72e2fd1a1aa7b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:29:52.900614Z","signature_b64":"DToHcSjVY164RjPGjOlX5CgHOtfJD1H0BD+G4FzK3OnjoNa5+bgW8Z9HMh++CA6Q+tJWtvWoe3tY4ZWm3Qz1Cg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"271a918a9b08472ccf28f30b2d2604d52dbe0203765cbb563ca72e2fd1a1aa7b","last_reissued_at":"2026-07-05T01:29:52.900266Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:29:52.900266Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2002.05246","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":"2026-07-05T01:29:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hhONLN4xuu2m5yU/F9EB/QOQuJd56H3Vg6kpvb60grMRLF79143uyOv+7gmLTQQtsPxnzxRqSYmoc76jZsSiDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-18T17:10:18.089398Z"},"content_sha256":"f2bcc07e70aaa451f7f4e219690552831b8a4543ea126a446a59a5b1d4f0bac0","schema_version":"1.0","event_id":"sha256:f2bcc07e70aaa451f7f4e219690552831b8a4543ea126a446a59a5b1d4f0bac0"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:E4NJDCU3BBDSZTZI6MFS2JQE2U","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Sterile neutrino oscillometry with Jinping","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ex"],"primary_cat":"hep-ph","authors_text":"G. Yang, J.J. Ling, M.V. Smirnov, Yu.N. Novikov, Zh.J. Hu, Z. Wang","submitted_at":"2020-02-12T21:37:41Z","abstract_excerpt":"The existence of sterile neutrino is an open question in neutrino physics up to now. The method of neutrino oscillometry provides a powerful tool to test the common 3+1 sterile neutrino hypothesis, i.e. three active flavors and one sterile falvor. There are several antineutrino sources can be used for this method. One of them is the well known isotope chain of $^{144}{\\rm Ce}-$$^{144}{\\rm Pr}$ with initial activity around 50-100 kCi. It has compact size and might be installed either outside or inside the detector. Another one is the short-lived isotope $\\rm^8Li$, which can be produced in nucle"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2002.05246","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2002.05246/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T01:29:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MRCIp9fK0aFbB56sDQ7yKqwAcd+P+6m05Iir+btnlIhW7SEsRZIZKBKv+BMGwrOV3DmRh8uqdYsrXCNrR9v0BQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-18T17:10:18.089919Z"},"content_sha256":"927b45c5b9a0462210571680fb5ee1eb93fff4630362de43fc5bcbae04bcd2b2","schema_version":"1.0","event_id":"sha256:927b45c5b9a0462210571680fb5ee1eb93fff4630362de43fc5bcbae04bcd2b2"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/E4NJDCU3BBDSZTZI6MFS2JQE2U/bundle.json","state_url":"https://pith.science/pith/E4NJDCU3BBDSZTZI6MFS2JQE2U/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/E4NJDCU3BBDSZTZI6MFS2JQE2U/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":"2026-08-18T17:10:18Z","links":{"resolver":"https://pith.science/pith/E4NJDCU3BBDSZTZI6MFS2JQE2U","bundle":"https://pith.science/pith/E4NJDCU3BBDSZTZI6MFS2JQE2U/bundle.json","state":"https://pith.science/pith/E4NJDCU3BBDSZTZI6MFS2JQE2U/state.json","well_known_bundle":"https://pith.science/.well-known/pith/E4NJDCU3BBDSZTZI6MFS2JQE2U/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:E4NJDCU3BBDSZTZI6MFS2JQE2U","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":"c49baf51063be139f51445926451c018859cddacf1452b1465f73edf5592af3a","cross_cats_sorted":["hep-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2020-02-12T21:37:41Z","title_canon_sha256":"1c50d747cbf0680f1189bc928e99a634b7f3812cf8aabf310ba3b39b1132dd61"},"schema_version":"1.0","source":{"id":"2002.05246","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2002.05246","created_at":"2026-07-05T01:29:52Z"},{"alias_kind":"arxiv_version","alias_value":"2002.05246v1","created_at":"2026-07-05T01:29:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2002.05246","created_at":"2026-07-05T01:29:52Z"},{"alias_kind":"pith_short_12","alias_value":"E4NJDCU3BBDS","created_at":"2026-07-05T01:29:52Z"},{"alias_kind":"pith_short_16","alias_value":"E4NJDCU3BBDSZTZI","created_at":"2026-07-05T01:29:52Z"},{"alias_kind":"pith_short_8","alias_value":"E4NJDCU3","created_at":"2026-07-05T01:29:52Z"}],"graph_snapshots":[{"event_id":"sha256:927b45c5b9a0462210571680fb5ee1eb93fff4630362de43fc5bcbae04bcd2b2","target":"graph","created_at":"2026-07-05T01:29:52Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2002.05246/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The existence of sterile neutrino is an open question in neutrino physics up to now. The method of neutrino oscillometry provides a powerful tool to test the common 3+1 sterile neutrino hypothesis, i.e. three active flavors and one sterile falvor. There are several antineutrino sources can be used for this method. One of them is the well known isotope chain of $^{144}{\\rm Ce}-$$^{144}{\\rm Pr}$ with initial activity around 50-100 kCi. It has compact size and might be installed either outside or inside the detector. Another one is the short-lived isotope $\\rm^8Li$, which can be produced in nucle","authors_text":"G. Yang, J.J. Ling, M.V. Smirnov, Yu.N. Novikov, Zh.J. Hu, Z. Wang","cross_cats":["hep-ex"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2020-02-12T21:37:41Z","title":"Sterile neutrino oscillometry with Jinping"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2002.05246","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:f2bcc07e70aaa451f7f4e219690552831b8a4543ea126a446a59a5b1d4f0bac0","target":"record","created_at":"2026-07-05T01:29:52Z","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":"c49baf51063be139f51445926451c018859cddacf1452b1465f73edf5592af3a","cross_cats_sorted":["hep-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2020-02-12T21:37:41Z","title_canon_sha256":"1c50d747cbf0680f1189bc928e99a634b7f3812cf8aabf310ba3b39b1132dd61"},"schema_version":"1.0","source":{"id":"2002.05246","kind":"arxiv","version":1}},"canonical_sha256":"271a918a9b08472ccf28f30b2d2604d52dbe0203765cbb563ca72e2fd1a1aa7b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"271a918a9b08472ccf28f30b2d2604d52dbe0203765cbb563ca72e2fd1a1aa7b","first_computed_at":"2026-07-05T01:29:52.900266Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:29:52.900266Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"DToHcSjVY164RjPGjOlX5CgHOtfJD1H0BD+G4FzK3OnjoNa5+bgW8Z9HMh++CA6Q+tJWtvWoe3tY4ZWm3Qz1Cg==","signature_status":"signed_v1","signed_at":"2026-07-05T01:29:52.900614Z","signed_message":"canonical_sha256_bytes"},"source_id":"2002.05246","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f2bcc07e70aaa451f7f4e219690552831b8a4543ea126a446a59a5b1d4f0bac0","sha256:927b45c5b9a0462210571680fb5ee1eb93fff4630362de43fc5bcbae04bcd2b2"],"state_sha256":"0fe16dd44de8012621219df6b8b8bbcb272a6b6a1fef4544498afa9936d3e839"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yanWMV46ZeS/Vf/kSsM+DsjCTuRkBYm4ewjHyy+3C+cI5SJEXsj36Ij5LNYds/clXrmjPtxD74w/Tp4Xmqe9AA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-18T17:10:18.097811Z","bundle_sha256":"883162d9b06b4da0888409c5c3d36a066a378d01a8f0ba4fbfa3004b637d3b2e"}}