{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:MB4M2X5VPKMDCYZDH246DDG22M","short_pith_number":"pith:MB4M2X5V","canonical_record":{"source":{"id":"1005.4081","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2010-05-21T21:14:04Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"748d574fb0a660ca345841a3f5e1a5f6396644d7a0af67f0daddb463859ed806","abstract_canon_sha256":"b52c0625fd2bc6e3da2b34132d6554b2c29dc0b4aa35e36130843a242f0d9054"},"schema_version":"1.0"},"canonical_sha256":"6078cd5fb57a983163233eb9e18cdad32c4114ff3c46cb4411bccb4da35dccd8","source":{"kind":"arxiv","id":"1005.4081","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1005.4081","created_at":"2026-05-18T04:34:46Z"},{"alias_kind":"arxiv_version","alias_value":"1005.4081v2","created_at":"2026-05-18T04:34:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1005.4081","created_at":"2026-05-18T04:34:46Z"},{"alias_kind":"pith_short_12","alias_value":"MB4M2X5VPKMD","created_at":"2026-05-18T12:26:10Z"},{"alias_kind":"pith_short_16","alias_value":"MB4M2X5VPKMDCYZD","created_at":"2026-05-18T12:26:10Z"},{"alias_kind":"pith_short_8","alias_value":"MB4M2X5V","created_at":"2026-05-18T12:26:10Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:MB4M2X5VPKMDCYZDH246DDG22M","target":"record","payload":{"canonical_record":{"source":{"id":"1005.4081","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2010-05-21T21:14:04Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"748d574fb0a660ca345841a3f5e1a5f6396644d7a0af67f0daddb463859ed806","abstract_canon_sha256":"b52c0625fd2bc6e3da2b34132d6554b2c29dc0b4aa35e36130843a242f0d9054"},"schema_version":"1.0"},"canonical_sha256":"6078cd5fb57a983163233eb9e18cdad32c4114ff3c46cb4411bccb4da35dccd8","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:34:46.043250Z","signature_b64":"etbN8fzk+wuhFHYGBKQR4CnqfwA+gUmzxT64jbR6lbTIsFXMLZXRC4TVEq5P2lvUSi5tt3Y3sqjz9BzsPiMqCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6078cd5fb57a983163233eb9e18cdad32c4114ff3c46cb4411bccb4da35dccd8","last_reissued_at":"2026-05-18T04:34:46.042827Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:34:46.042827Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1005.4081","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T04:34:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"OnoMsyouA8LZAHU5ajdF4Nh01UsBxh6p77ugKHi3hsDeuboP1k61SHL3v72GysUlbvRwp4g0oslZhL2BFDtODg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T06:54:27.994751Z"},"content_sha256":"8e2f8cf000f6322af209c3899cb05c1b40ff9ea557ee33ffc4a6afc98d33d75b","schema_version":"1.0","event_id":"sha256:8e2f8cf000f6322af209c3899cb05c1b40ff9ea557ee33ffc4a6afc98d33d75b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:MB4M2X5VPKMDCYZDH246DDG22M","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Testing the wave packet approach to neutrino oscillations in future experiments","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ex"],"primary_cat":"hep-ph","authors_text":"Boris Kayser, Joachim Kopp (Fermilab)","submitted_at":"2010-05-21T21:14:04Z","abstract_excerpt":"When neutrinos propagate over long distances, the mass eigenstate components of a flavor eigenstate will become spatially separated due to their different group velocities. This can happen over terrestrial distance scales if the neutrino energy is of order MeV and if the neutrino is localized (in a quantum mechanical sense) to subatomic scales. For example, if the Heisenberg uncertainty in the neutrino position is below 0.01 Angstrom, neutrino decoherence can be observed in reactor neutrinos using a large liquid scintillator detector."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1005.4081","kind":"arxiv","version":2},"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":"2026-05-18T04:34:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"OeBPeAXLhUkY2fNXkLqvHmznCnf+au7ZVHFK3vZ8YrFx0hqxLWLaYIZeefm9tEp5Kut1PFzSllMQLgzV4MbxDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T06:54:27.995089Z"},"content_sha256":"61a616919565b82dd05188255c0349638c0a6b42937d9f69c5b5e1897757b48a","schema_version":"1.0","event_id":"sha256:61a616919565b82dd05188255c0349638c0a6b42937d9f69c5b5e1897757b48a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/MB4M2X5VPKMDCYZDH246DDG22M/bundle.json","state_url":"https://pith.science/pith/MB4M2X5VPKMDCYZDH246DDG22M/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/MB4M2X5VPKMDCYZDH246DDG22M/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":"2026-05-30T06:54:27Z","links":{"resolver":"https://pith.science/pith/MB4M2X5VPKMDCYZDH246DDG22M","bundle":"https://pith.science/pith/MB4M2X5VPKMDCYZDH246DDG22M/bundle.json","state":"https://pith.science/pith/MB4M2X5VPKMDCYZDH246DDG22M/state.json","well_known_bundle":"https://pith.science/.well-known/pith/MB4M2X5VPKMDCYZDH246DDG22M/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:MB4M2X5VPKMDCYZDH246DDG22M","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":"b52c0625fd2bc6e3da2b34132d6554b2c29dc0b4aa35e36130843a242f0d9054","cross_cats_sorted":["hep-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2010-05-21T21:14:04Z","title_canon_sha256":"748d574fb0a660ca345841a3f5e1a5f6396644d7a0af67f0daddb463859ed806"},"schema_version":"1.0","source":{"id":"1005.4081","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1005.4081","created_at":"2026-05-18T04:34:46Z"},{"alias_kind":"arxiv_version","alias_value":"1005.4081v2","created_at":"2026-05-18T04:34:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1005.4081","created_at":"2026-05-18T04:34:46Z"},{"alias_kind":"pith_short_12","alias_value":"MB4M2X5VPKMD","created_at":"2026-05-18T12:26:10Z"},{"alias_kind":"pith_short_16","alias_value":"MB4M2X5VPKMDCYZD","created_at":"2026-05-18T12:26:10Z"},{"alias_kind":"pith_short_8","alias_value":"MB4M2X5V","created_at":"2026-05-18T12:26:10Z"}],"graph_snapshots":[{"event_id":"sha256:61a616919565b82dd05188255c0349638c0a6b42937d9f69c5b5e1897757b48a","target":"graph","created_at":"2026-05-18T04:34:46Z","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":"When neutrinos propagate over long distances, the mass eigenstate components of a flavor eigenstate will become spatially separated due to their different group velocities. This can happen over terrestrial distance scales if the neutrino energy is of order MeV and if the neutrino is localized (in a quantum mechanical sense) to subatomic scales. For example, if the Heisenberg uncertainty in the neutrino position is below 0.01 Angstrom, neutrino decoherence can be observed in reactor neutrinos using a large liquid scintillator detector.","authors_text":"Boris Kayser, Joachim Kopp (Fermilab)","cross_cats":["hep-ex"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2010-05-21T21:14:04Z","title":"Testing the wave packet approach to neutrino oscillations in future experiments"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1005.4081","kind":"arxiv","version":2},"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":"sha256:8e2f8cf000f6322af209c3899cb05c1b40ff9ea557ee33ffc4a6afc98d33d75b","target":"record","created_at":"2026-05-18T04:34:46Z","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":"b52c0625fd2bc6e3da2b34132d6554b2c29dc0b4aa35e36130843a242f0d9054","cross_cats_sorted":["hep-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2010-05-21T21:14:04Z","title_canon_sha256":"748d574fb0a660ca345841a3f5e1a5f6396644d7a0af67f0daddb463859ed806"},"schema_version":"1.0","source":{"id":"1005.4081","kind":"arxiv","version":2}},"canonical_sha256":"6078cd5fb57a983163233eb9e18cdad32c4114ff3c46cb4411bccb4da35dccd8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6078cd5fb57a983163233eb9e18cdad32c4114ff3c46cb4411bccb4da35dccd8","first_computed_at":"2026-05-18T04:34:46.042827Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:34:46.042827Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"etbN8fzk+wuhFHYGBKQR4CnqfwA+gUmzxT64jbR6lbTIsFXMLZXRC4TVEq5P2lvUSi5tt3Y3sqjz9BzsPiMqCA==","signature_status":"signed_v1","signed_at":"2026-05-18T04:34:46.043250Z","signed_message":"canonical_sha256_bytes"},"source_id":"1005.4081","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8e2f8cf000f6322af209c3899cb05c1b40ff9ea557ee33ffc4a6afc98d33d75b","sha256:61a616919565b82dd05188255c0349638c0a6b42937d9f69c5b5e1897757b48a"],"state_sha256":"27d636fee337b732c7900c385d7ae72f42cc876c40c9f52e119f76ef8d634719"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"AeFUHXx9PJGE6h6sAZDhwgD0BlbSN7q01Bww/ljtDRGTA/CmUWJ1ec1VuRhtd7+SdkugKbykG7AVrhHfmO3EDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T06:54:27.997017Z","bundle_sha256":"399d50df34f41748da122cbb68f44bc3dee4a2273592eedbfb0a3b62b0541e72"}}