{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:WKIX7SSSOSUWAWP4BQW56TFS5V","short_pith_number":"pith:WKIX7SSS","canonical_record":{"source":{"id":"1210.1459","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2012-10-04T14:21:08Z","cross_cats_sorted":[],"title_canon_sha256":"5dd8ab87d841e87a4f16433f3bfca0ed5b94d15325804c1f28e4a6d1aec4bdc5","abstract_canon_sha256":"f29bdf4724d7b12f5adbe1c518a62b02a6f346930e9767b09dbbfa2644ae0194"},"schema_version":"1.0"},"canonical_sha256":"b2917fca5274a96059fc0c2ddf4cb2ed7f272a0882c57ac0b53e04a7d285d207","source":{"kind":"arxiv","id":"1210.1459","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1210.1459","created_at":"2026-05-18T03:44:03Z"},{"alias_kind":"arxiv_version","alias_value":"1210.1459v1","created_at":"2026-05-18T03:44:03Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1210.1459","created_at":"2026-05-18T03:44:03Z"},{"alias_kind":"pith_short_12","alias_value":"WKIX7SSSOSUW","created_at":"2026-05-18T12:27:25Z"},{"alias_kind":"pith_short_16","alias_value":"WKIX7SSSOSUWAWP4","created_at":"2026-05-18T12:27:25Z"},{"alias_kind":"pith_short_8","alias_value":"WKIX7SSS","created_at":"2026-05-18T12:27:25Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:WKIX7SSSOSUWAWP4BQW56TFS5V","target":"record","payload":{"canonical_record":{"source":{"id":"1210.1459","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2012-10-04T14:21:08Z","cross_cats_sorted":[],"title_canon_sha256":"5dd8ab87d841e87a4f16433f3bfca0ed5b94d15325804c1f28e4a6d1aec4bdc5","abstract_canon_sha256":"f29bdf4724d7b12f5adbe1c518a62b02a6f346930e9767b09dbbfa2644ae0194"},"schema_version":"1.0"},"canonical_sha256":"b2917fca5274a96059fc0c2ddf4cb2ed7f272a0882c57ac0b53e04a7d285d207","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:44:03.481745Z","signature_b64":"FW4NP37tm/yt+lTalfFlC6H2VXNlythV5y5ghpl4+F5wcL+asCzjYhQJYsTDPJKh0j0ShV4k9wZMqoySY5FDAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b2917fca5274a96059fc0c2ddf4cb2ed7f272a0882c57ac0b53e04a7d285d207","last_reissued_at":"2026-05-18T03:44:03.480959Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:44:03.480959Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1210.1459","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":"2026-05-18T03:44:03Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LCXA0/jeY+GwzdLHpotfHSeZEI+w//S4J/msOG1PwoQStjHfCX2IxbtPiPcfMERuoJE9QhNZN2/qOAgRM53qAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-19T07:39:01.548573Z"},"content_sha256":"4ad8c4f3967bc4a7e8d4fc301264b051b9dd136c7c27320c27c2862b9d14ab5f","schema_version":"1.0","event_id":"sha256:4ad8c4f3967bc4a7e8d4fc301264b051b9dd136c7c27320c27c2862b9d14ab5f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:WKIX7SSSOSUWAWP4BQW56TFS5V","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Long-lived Positronium and AGN Jets","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"Janine Shertzer, John T. Giblin Jr","submitted_at":"2012-10-04T14:21:08Z","abstract_excerpt":"We suggest that stable states of positronium might exist in the jets of active galactic nuclei (AGN). Electrons and positrons are created near the accretion disks of supermassive black holes at the centers of AGN and are accelerated along magnetic field lines while within the {\\sl Alfv\\'en radius}. The conditions in this region are ideal for the creation of bound states of positronium which are stable against annihilation. Traveling at relativistic speeds along the jet, the helical magnetic field enables the atoms to survive for great distances."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1210.1459","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":"2026-05-18T03:44:03Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2joGEnEXgeDmQ3S07vwUsOV/pEQ+s3eE9rIlPUQgco9xkx1EVV4I63mYWbuGVTgM7VhhIAcZsBrkXTpv89x7CA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-19T07:39:01.549063Z"},"content_sha256":"b0fc0c96ecc76786559871c50d25702c06a91b02db209a9b964e2777fff0c5c2","schema_version":"1.0","event_id":"sha256:b0fc0c96ecc76786559871c50d25702c06a91b02db209a9b964e2777fff0c5c2"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/WKIX7SSSOSUWAWP4BQW56TFS5V/bundle.json","state_url":"https://pith.science/pith/WKIX7SSSOSUWAWP4BQW56TFS5V/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/WKIX7SSSOSUWAWP4BQW56TFS5V/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":"2026-08-19T07:39:01Z","links":{"resolver":"https://pith.science/pith/WKIX7SSSOSUWAWP4BQW56TFS5V","bundle":"https://pith.science/pith/WKIX7SSSOSUWAWP4BQW56TFS5V/bundle.json","state":"https://pith.science/pith/WKIX7SSSOSUWAWP4BQW56TFS5V/state.json","well_known_bundle":"https://pith.science/.well-known/pith/WKIX7SSSOSUWAWP4BQW56TFS5V/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:WKIX7SSSOSUWAWP4BQW56TFS5V","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":"f29bdf4724d7b12f5adbe1c518a62b02a6f346930e9767b09dbbfa2644ae0194","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2012-10-04T14:21:08Z","title_canon_sha256":"5dd8ab87d841e87a4f16433f3bfca0ed5b94d15325804c1f28e4a6d1aec4bdc5"},"schema_version":"1.0","source":{"id":"1210.1459","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1210.1459","created_at":"2026-05-18T03:44:03Z"},{"alias_kind":"arxiv_version","alias_value":"1210.1459v1","created_at":"2026-05-18T03:44:03Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1210.1459","created_at":"2026-05-18T03:44:03Z"},{"alias_kind":"pith_short_12","alias_value":"WKIX7SSSOSUW","created_at":"2026-05-18T12:27:25Z"},{"alias_kind":"pith_short_16","alias_value":"WKIX7SSSOSUWAWP4","created_at":"2026-05-18T12:27:25Z"},{"alias_kind":"pith_short_8","alias_value":"WKIX7SSS","created_at":"2026-05-18T12:27:25Z"}],"graph_snapshots":[{"event_id":"sha256:b0fc0c96ecc76786559871c50d25702c06a91b02db209a9b964e2777fff0c5c2","target":"graph","created_at":"2026-05-18T03:44:03Z","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":"We suggest that stable states of positronium might exist in the jets of active galactic nuclei (AGN). Electrons and positrons are created near the accretion disks of supermassive black holes at the centers of AGN and are accelerated along magnetic field lines while within the {\\sl Alfv\\'en radius}. The conditions in this region are ideal for the creation of bound states of positronium which are stable against annihilation. Traveling at relativistic speeds along the jet, the helical magnetic field enables the atoms to survive for great distances.","authors_text":"Janine Shertzer, John T. Giblin Jr","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2012-10-04T14:21:08Z","title":"Long-lived Positronium and AGN Jets"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1210.1459","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":"sha256:4ad8c4f3967bc4a7e8d4fc301264b051b9dd136c7c27320c27c2862b9d14ab5f","target":"record","created_at":"2026-05-18T03:44:03Z","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":"f29bdf4724d7b12f5adbe1c518a62b02a6f346930e9767b09dbbfa2644ae0194","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2012-10-04T14:21:08Z","title_canon_sha256":"5dd8ab87d841e87a4f16433f3bfca0ed5b94d15325804c1f28e4a6d1aec4bdc5"},"schema_version":"1.0","source":{"id":"1210.1459","kind":"arxiv","version":1}},"canonical_sha256":"b2917fca5274a96059fc0c2ddf4cb2ed7f272a0882c57ac0b53e04a7d285d207","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b2917fca5274a96059fc0c2ddf4cb2ed7f272a0882c57ac0b53e04a7d285d207","first_computed_at":"2026-05-18T03:44:03.480959Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:44:03.480959Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"FW4NP37tm/yt+lTalfFlC6H2VXNlythV5y5ghpl4+F5wcL+asCzjYhQJYsTDPJKh0j0ShV4k9wZMqoySY5FDAw==","signature_status":"signed_v1","signed_at":"2026-05-18T03:44:03.481745Z","signed_message":"canonical_sha256_bytes"},"source_id":"1210.1459","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4ad8c4f3967bc4a7e8d4fc301264b051b9dd136c7c27320c27c2862b9d14ab5f","sha256:b0fc0c96ecc76786559871c50d25702c06a91b02db209a9b964e2777fff0c5c2"],"state_sha256":"a253ca377c2ac33a22547385ee275b6516d216a7245ab33978e6d58e72b1c5d6"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LnQaSuB4oMwFz88pt/0hiQwQ1qDoSnt8/WcJxmWQDwJQ3sUnik6JECtuDNUawMT7rpdO9G3ZBraeMpgq+UIpDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-19T07:39:01.553321Z","bundle_sha256":"a8d9fd2b80f782633ae3d6cb5b4e79e5446d0954c53542b6e55036ebc6dded60"}}