{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:W2BJVOUKULSBFBS5CPZZYGUGDD","short_pith_number":"pith:W2BJVOUK","canonical_record":{"source":{"id":"1309.2746","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2013-09-11T07:30:07Z","cross_cats_sorted":["astro-ph.GA"],"title_canon_sha256":"4d5a93fe5b6b306f4ef76751e2e3e9ae259c87333319569ef7a4831a2c521916","abstract_canon_sha256":"79b7158182ec978baaa546ce70fd6bda99394f418ab6a7d9786ba531fb363128"},"schema_version":"1.0"},"canonical_sha256":"b6829aba8aa2e412865d13f39c1a8618d7d65a5846723ba7fbb78a22b80b94cb","source":{"kind":"arxiv","id":"1309.2746","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1309.2746","created_at":"2026-05-18T01:47:43Z"},{"alias_kind":"arxiv_version","alias_value":"1309.2746v2","created_at":"2026-05-18T01:47:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1309.2746","created_at":"2026-05-18T01:47:43Z"},{"alias_kind":"pith_short_12","alias_value":"W2BJVOUKULSB","created_at":"2026-05-18T12:28:04Z"},{"alias_kind":"pith_short_16","alias_value":"W2BJVOUKULSBFBS5","created_at":"2026-05-18T12:28:04Z"},{"alias_kind":"pith_short_8","alias_value":"W2BJVOUK","created_at":"2026-05-18T12:28:04Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:W2BJVOUKULSBFBS5CPZZYGUGDD","target":"record","payload":{"canonical_record":{"source":{"id":"1309.2746","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2013-09-11T07:30:07Z","cross_cats_sorted":["astro-ph.GA"],"title_canon_sha256":"4d5a93fe5b6b306f4ef76751e2e3e9ae259c87333319569ef7a4831a2c521916","abstract_canon_sha256":"79b7158182ec978baaa546ce70fd6bda99394f418ab6a7d9786ba531fb363128"},"schema_version":"1.0"},"canonical_sha256":"b6829aba8aa2e412865d13f39c1a8618d7d65a5846723ba7fbb78a22b80b94cb","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:47:43.394582Z","signature_b64":"RH+H7DAUcz8OpaKtszMcmQDF7YnppsYDl4H/IdLbRm/jwY161xR79lKBcU2gtrcMAWWq7ggaI6r/JRA8FnzgBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b6829aba8aa2e412865d13f39c1a8618d7d65a5846723ba7fbb78a22b80b94cb","last_reissued_at":"2026-05-18T01:47:43.394138Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:47:43.394138Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1309.2746","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":"2026-05-18T01:47:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"VV1dwbiL4ddBYgyXJbvKIMNuilcgejUmnlxAU3CVZl/zxX23kMvPbO94X/42eOcbwNNmKB7qmfZPfsA3F32iBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T18:17:00.588487Z"},"content_sha256":"c36521774029d908e9f440fea6937970a996e27c6ebae36ad631a2ee8ff3d336","schema_version":"1.0","event_id":"sha256:c36521774029d908e9f440fea6937970a996e27c6ebae36ad631a2ee8ff3d336"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:W2BJVOUKULSBFBS5CPZZYGUGDD","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"How to see an antistar","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.GA"],"primary_cat":"hep-ph","authors_text":"A.D. Dolgov, M.I. Vysotsky, V.A. Novikov","submitted_at":"2013-09-11T07:30:07Z","abstract_excerpt":"Polarization of photons emitted in weak decays occuring at distant star allows to determine whether this star is made from antimatter. Even more promissing is the observation of neutrinos (antineutrinos) produced at neutronization (antineutronization) reactions at the beginning of SN ($\\bar{SN}$) explosion."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1309.2746","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":"2026-05-18T01:47:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"G38PGmgXHBNe6R39ntPN+4zks0VJ1dVLNSK0b2vpeQrjvbpvaTZjLVNPxKREDxVGV01tRTsKmB7s2G9Xfu+lDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T18:17:00.588836Z"},"content_sha256":"83b2e584824fda03bd96b5353761bdce9ce00ffd4a9a7b5ad7eaba827b8b5a1f","schema_version":"1.0","event_id":"sha256:83b2e584824fda03bd96b5353761bdce9ce00ffd4a9a7b5ad7eaba827b8b5a1f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/W2BJVOUKULSBFBS5CPZZYGUGDD/bundle.json","state_url":"https://pith.science/pith/W2BJVOUKULSBFBS5CPZZYGUGDD/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/W2BJVOUKULSBFBS5CPZZYGUGDD/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":"2026-05-26T18:17:00Z","links":{"resolver":"https://pith.science/pith/W2BJVOUKULSBFBS5CPZZYGUGDD","bundle":"https://pith.science/pith/W2BJVOUKULSBFBS5CPZZYGUGDD/bundle.json","state":"https://pith.science/pith/W2BJVOUKULSBFBS5CPZZYGUGDD/state.json","well_known_bundle":"https://pith.science/.well-known/pith/W2BJVOUKULSBFBS5CPZZYGUGDD/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:W2BJVOUKULSBFBS5CPZZYGUGDD","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":"79b7158182ec978baaa546ce70fd6bda99394f418ab6a7d9786ba531fb363128","cross_cats_sorted":["astro-ph.GA"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2013-09-11T07:30:07Z","title_canon_sha256":"4d5a93fe5b6b306f4ef76751e2e3e9ae259c87333319569ef7a4831a2c521916"},"schema_version":"1.0","source":{"id":"1309.2746","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1309.2746","created_at":"2026-05-18T01:47:43Z"},{"alias_kind":"arxiv_version","alias_value":"1309.2746v2","created_at":"2026-05-18T01:47:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1309.2746","created_at":"2026-05-18T01:47:43Z"},{"alias_kind":"pith_short_12","alias_value":"W2BJVOUKULSB","created_at":"2026-05-18T12:28:04Z"},{"alias_kind":"pith_short_16","alias_value":"W2BJVOUKULSBFBS5","created_at":"2026-05-18T12:28:04Z"},{"alias_kind":"pith_short_8","alias_value":"W2BJVOUK","created_at":"2026-05-18T12:28:04Z"}],"graph_snapshots":[{"event_id":"sha256:83b2e584824fda03bd96b5353761bdce9ce00ffd4a9a7b5ad7eaba827b8b5a1f","target":"graph","created_at":"2026-05-18T01:47:43Z","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":"Polarization of photons emitted in weak decays occuring at distant star allows to determine whether this star is made from antimatter. Even more promissing is the observation of neutrinos (antineutrinos) produced at neutronization (antineutronization) reactions at the beginning of SN ($\\bar{SN}$) explosion.","authors_text":"A.D. Dolgov, M.I. Vysotsky, V.A. Novikov","cross_cats":["astro-ph.GA"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2013-09-11T07:30:07Z","title":"How to see an antistar"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1309.2746","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:c36521774029d908e9f440fea6937970a996e27c6ebae36ad631a2ee8ff3d336","target":"record","created_at":"2026-05-18T01:47:43Z","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":"79b7158182ec978baaa546ce70fd6bda99394f418ab6a7d9786ba531fb363128","cross_cats_sorted":["astro-ph.GA"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2013-09-11T07:30:07Z","title_canon_sha256":"4d5a93fe5b6b306f4ef76751e2e3e9ae259c87333319569ef7a4831a2c521916"},"schema_version":"1.0","source":{"id":"1309.2746","kind":"arxiv","version":2}},"canonical_sha256":"b6829aba8aa2e412865d13f39c1a8618d7d65a5846723ba7fbb78a22b80b94cb","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b6829aba8aa2e412865d13f39c1a8618d7d65a5846723ba7fbb78a22b80b94cb","first_computed_at":"2026-05-18T01:47:43.394138Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:47:43.394138Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"RH+H7DAUcz8OpaKtszMcmQDF7YnppsYDl4H/IdLbRm/jwY161xR79lKBcU2gtrcMAWWq7ggaI6r/JRA8FnzgBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:47:43.394582Z","signed_message":"canonical_sha256_bytes"},"source_id":"1309.2746","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c36521774029d908e9f440fea6937970a996e27c6ebae36ad631a2ee8ff3d336","sha256:83b2e584824fda03bd96b5353761bdce9ce00ffd4a9a7b5ad7eaba827b8b5a1f"],"state_sha256":"8c2ab37c38c401f46eb2e6fef8b4f0a45f6eb47126ac251d79fe7004e774d1f2"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fmgPnQ9X0/yg7b1MaDTeKEuit9YVIgwRdzUY5/5GsJ+xRAdgDb92X4LggkzzuCoOQT98wzUP5o4JrwKleBAzBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T18:17:00.590979Z","bundle_sha256":"0f0a85ebb923f7f8e2e6dbcc19eaffb3d27c5a9b6795d0ebed71e32cef66360b"}}