{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:RBPEGMSKUOEOAVLO7IAAH3TYSU","short_pith_number":"pith:RBPEGMSK","canonical_record":{"source":{"id":"1204.1504","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2012-04-06T15:57:17Z","cross_cats_sorted":["hep-ph","hep-th"],"title_canon_sha256":"c6a0a51014d4e727ad33f4ae1826040acb50387808d59ff16e4a2195c66c1637","abstract_canon_sha256":"969250e2880096e3d02e9f6ede098abbd0845b9bf763c33d1c95f1feff56577b"},"schema_version":"1.0"},"canonical_sha256":"885e43324aa388e0556efa0003ee789501bed7d5d9516698927ce70987361fbf","source":{"kind":"arxiv","id":"1204.1504","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1204.1504","created_at":"2026-05-18T03:12:09Z"},{"alias_kind":"arxiv_version","alias_value":"1204.1504v3","created_at":"2026-05-18T03:12:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1204.1504","created_at":"2026-05-18T03:12:09Z"},{"alias_kind":"pith_short_12","alias_value":"RBPEGMSKUOEO","created_at":"2026-05-18T12:27:20Z"},{"alias_kind":"pith_short_16","alias_value":"RBPEGMSKUOEOAVLO","created_at":"2026-05-18T12:27:20Z"},{"alias_kind":"pith_short_8","alias_value":"RBPEGMSK","created_at":"2026-05-18T12:27:20Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:RBPEGMSKUOEOAVLO7IAAH3TYSU","target":"record","payload":{"canonical_record":{"source":{"id":"1204.1504","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2012-04-06T15:57:17Z","cross_cats_sorted":["hep-ph","hep-th"],"title_canon_sha256":"c6a0a51014d4e727ad33f4ae1826040acb50387808d59ff16e4a2195c66c1637","abstract_canon_sha256":"969250e2880096e3d02e9f6ede098abbd0845b9bf763c33d1c95f1feff56577b"},"schema_version":"1.0"},"canonical_sha256":"885e43324aa388e0556efa0003ee789501bed7d5d9516698927ce70987361fbf","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:12:09.171209Z","signature_b64":"hIXNpgWCFJB1I03lGT6fp+PFiB1ZBsSIHbBCy7JEj1XtKAGFbY1p5aqyxF6IDOHcf3edoodtONJnLn9JWRK1BQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"885e43324aa388e0556efa0003ee789501bed7d5d9516698927ce70987361fbf","last_reissued_at":"2026-05-18T03:12:09.170334Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:12:09.170334Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1204.1504","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T03:12:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+ImIaBV+vD2Zmi+cTAlFeyVHVtTeRUwvDlx2nejvlqhtNCUecNT+rd4i4f5JJL3CKXj/3s9yp/DvLu+NBTivCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T14:18:11.451944Z"},"content_sha256":"369a8153c58fd8af02d075f7d43b756e09fa1ab8fc73214123b3b11d55a62d34","schema_version":"1.0","event_id":"sha256:369a8153c58fd8af02d075f7d43b756e09fa1ab8fc73214123b3b11d55a62d34"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:RBPEGMSKUOEOAVLO7IAAH3TYSU","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Cosmological neutrino entropy changes due to flavor statistical mixing","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph","hep-th"],"primary_cat":"astro-ph.CO","authors_text":"Alex E. Bernardini","submitted_at":"2012-04-06T15:57:17Z","abstract_excerpt":"Entropy changes due to delocalization and decoherence effects should modify the predictions for the cosmological neutrino background (C$\\nu$B) temperature when one treats neutrino flavors in the framework of composite quantum systems. Assuming that the final stage of neutrino interactions with the $\\gamma e^{-}e^{+}$ radiation plasma before decoupling works as a measurement scheme that projects neutrinos into flavor quantum states, the resulting free-streaming neutrinos can be described as a statistical ensemble of flavor-mixed neutrinos. Even not corresponding to an electronic-flavor pure sta"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1204.1504","kind":"arxiv","version":3},"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":"2026-05-18T03:12:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4mo2KmXHQVV5mZFZbAfiOhY3Trxmd7+yyxUQP63vj46Ag8mJJhPkBd7JZeeIXA7284WmYddsLJ7e6dVoCxpaAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T14:18:11.452611Z"},"content_sha256":"e39f611c1313cdae5e213782ba5bb0b5bfcc062a07190bbc1823ccfcb9dfa1b9","schema_version":"1.0","event_id":"sha256:e39f611c1313cdae5e213782ba5bb0b5bfcc062a07190bbc1823ccfcb9dfa1b9"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/RBPEGMSKUOEOAVLO7IAAH3TYSU/bundle.json","state_url":"https://pith.science/pith/RBPEGMSKUOEOAVLO7IAAH3TYSU/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/RBPEGMSKUOEOAVLO7IAAH3TYSU/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":"2026-06-03T14:18:11Z","links":{"resolver":"https://pith.science/pith/RBPEGMSKUOEOAVLO7IAAH3TYSU","bundle":"https://pith.science/pith/RBPEGMSKUOEOAVLO7IAAH3TYSU/bundle.json","state":"https://pith.science/pith/RBPEGMSKUOEOAVLO7IAAH3TYSU/state.json","well_known_bundle":"https://pith.science/.well-known/pith/RBPEGMSKUOEOAVLO7IAAH3TYSU/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:RBPEGMSKUOEOAVLO7IAAH3TYSU","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":"969250e2880096e3d02e9f6ede098abbd0845b9bf763c33d1c95f1feff56577b","cross_cats_sorted":["hep-ph","hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2012-04-06T15:57:17Z","title_canon_sha256":"c6a0a51014d4e727ad33f4ae1826040acb50387808d59ff16e4a2195c66c1637"},"schema_version":"1.0","source":{"id":"1204.1504","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1204.1504","created_at":"2026-05-18T03:12:09Z"},{"alias_kind":"arxiv_version","alias_value":"1204.1504v3","created_at":"2026-05-18T03:12:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1204.1504","created_at":"2026-05-18T03:12:09Z"},{"alias_kind":"pith_short_12","alias_value":"RBPEGMSKUOEO","created_at":"2026-05-18T12:27:20Z"},{"alias_kind":"pith_short_16","alias_value":"RBPEGMSKUOEOAVLO","created_at":"2026-05-18T12:27:20Z"},{"alias_kind":"pith_short_8","alias_value":"RBPEGMSK","created_at":"2026-05-18T12:27:20Z"}],"graph_snapshots":[{"event_id":"sha256:e39f611c1313cdae5e213782ba5bb0b5bfcc062a07190bbc1823ccfcb9dfa1b9","target":"graph","created_at":"2026-05-18T03:12:09Z","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":"Entropy changes due to delocalization and decoherence effects should modify the predictions for the cosmological neutrino background (C$\\nu$B) temperature when one treats neutrino flavors in the framework of composite quantum systems. Assuming that the final stage of neutrino interactions with the $\\gamma e^{-}e^{+}$ radiation plasma before decoupling works as a measurement scheme that projects neutrinos into flavor quantum states, the resulting free-streaming neutrinos can be described as a statistical ensemble of flavor-mixed neutrinos. Even not corresponding to an electronic-flavor pure sta","authors_text":"Alex E. Bernardini","cross_cats":["hep-ph","hep-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2012-04-06T15:57:17Z","title":"Cosmological neutrino entropy changes due to flavor statistical mixing"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1204.1504","kind":"arxiv","version":3},"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":"sha256:369a8153c58fd8af02d075f7d43b756e09fa1ab8fc73214123b3b11d55a62d34","target":"record","created_at":"2026-05-18T03:12:09Z","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":"969250e2880096e3d02e9f6ede098abbd0845b9bf763c33d1c95f1feff56577b","cross_cats_sorted":["hep-ph","hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2012-04-06T15:57:17Z","title_canon_sha256":"c6a0a51014d4e727ad33f4ae1826040acb50387808d59ff16e4a2195c66c1637"},"schema_version":"1.0","source":{"id":"1204.1504","kind":"arxiv","version":3}},"canonical_sha256":"885e43324aa388e0556efa0003ee789501bed7d5d9516698927ce70987361fbf","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"885e43324aa388e0556efa0003ee789501bed7d5d9516698927ce70987361fbf","first_computed_at":"2026-05-18T03:12:09.170334Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:12:09.170334Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"hIXNpgWCFJB1I03lGT6fp+PFiB1ZBsSIHbBCy7JEj1XtKAGFbY1p5aqyxF6IDOHcf3edoodtONJnLn9JWRK1BQ==","signature_status":"signed_v1","signed_at":"2026-05-18T03:12:09.171209Z","signed_message":"canonical_sha256_bytes"},"source_id":"1204.1504","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:369a8153c58fd8af02d075f7d43b756e09fa1ab8fc73214123b3b11d55a62d34","sha256:e39f611c1313cdae5e213782ba5bb0b5bfcc062a07190bbc1823ccfcb9dfa1b9"],"state_sha256":"b4437fcd0d3b96280306690a7695d3268f0d0d0ee74bbe84ef2a22453ec0c3d4"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"OXITdLCpPpHoHgVJt9U7Dbcd2a+16ZaWSeLLZRHfhom+ldDyRtH8Idh2RsBUC8D5KpIF2TKXHIjT9il5oYwdCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-03T14:18:11.455636Z","bundle_sha256":"8983821b26da74a6ba4f494dc6681b13358909d977e41e470ed2ba4843e56f64"}}