{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:F3SFVBUABAHQ65PXHFHUC4QV76","short_pith_number":"pith:F3SFVBUA","canonical_record":{"source":{"id":"2411.14784","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2024-11-22T07:59:16Z","cross_cats_sorted":[],"title_canon_sha256":"9ad03453ae2bd78aa652a073d0bb8beb90f121951859912ef48804e195f66652","abstract_canon_sha256":"3620e8b27d095964237efb469ef5795bfefca7c1e02d4b6b3df7620f239bd87b"},"schema_version":"1.0"},"canonical_sha256":"2ee45a8680080f0f75f7394f417215ffaaee8e1b8b24305504d504da4389085e","source":{"kind":"arxiv","id":"2411.14784","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2411.14784","created_at":"2026-07-05T10:19:31Z"},{"alias_kind":"arxiv_version","alias_value":"2411.14784v2","created_at":"2026-07-05T10:19:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2411.14784","created_at":"2026-07-05T10:19:31Z"},{"alias_kind":"pith_short_12","alias_value":"F3SFVBUABAHQ","created_at":"2026-07-05T10:19:31Z"},{"alias_kind":"pith_short_16","alias_value":"F3SFVBUABAHQ65PX","created_at":"2026-07-05T10:19:31Z"},{"alias_kind":"pith_short_8","alias_value":"F3SFVBUA","created_at":"2026-07-05T10:19:31Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:F3SFVBUABAHQ65PXHFHUC4QV76","target":"record","payload":{"canonical_record":{"source":{"id":"2411.14784","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2024-11-22T07:59:16Z","cross_cats_sorted":[],"title_canon_sha256":"9ad03453ae2bd78aa652a073d0bb8beb90f121951859912ef48804e195f66652","abstract_canon_sha256":"3620e8b27d095964237efb469ef5795bfefca7c1e02d4b6b3df7620f239bd87b"},"schema_version":"1.0"},"canonical_sha256":"2ee45a8680080f0f75f7394f417215ffaaee8e1b8b24305504d504da4389085e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:19:31.433370Z","signature_b64":"bdmTXMHczwS1axm8TrrhroAQgm/nlDxsvFV7RN2hQ/emK/hAXaahPuhcAjGbPDlAuYoRQxIqr1sdI7LEw4TLBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2ee45a8680080f0f75f7394f417215ffaaee8e1b8b24305504d504da4389085e","last_reissued_at":"2026-07-05T10:19:31.432886Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:19:31.432886Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2411.14784","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":"2026-07-05T10:19:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"EboCmwVJNpOZ1ND/zfBoTZpt7NTgPsgFTOFacTOW0e915vqbqnXGUm0gA9vV0Qm55qbk2xwLBiDU95zPc/R8BA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T14:24:39.038994Z"},"content_sha256":"73f3ea59777997d2415cf658852c9d0bf9153347550f6ee986c4c2dee3ffe8fa","schema_version":"1.0","event_id":"sha256:73f3ea59777997d2415cf658852c9d0bf9153347550f6ee986c4c2dee3ffe8fa"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:F3SFVBUABAHQ65PXHFHUC4QV76","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Unusual intra-burst variations of polarization states in FRB 20210912A and FRB 20230708A : Effects of plasma birefringence?","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"Adam T. Deller, Apurba Bera, Clancy W. James, Keith W. Bannister, Marcin Glowacki, Mark M. McKinnon, Ronald D. Ekers, Ryan M. Shannon, Tyson Dial","submitted_at":"2024-11-22T07:59:16Z","abstract_excerpt":"Fast radio bursts (FRBs) are highly energetic events of short-duration intense radio emission, the origin of which remains elusive till date. Polarization of the FRB signals carry information about the emission source as well as the magneto-ionic media the signal passes through before reaching terrestrial radio telescopes. Currently known FRBs show a diverse range of polarization, sometimes with complex features, making it challenging to describe them in a unified model. FRB 20230708A and FRB 20210912A are two bright and highly polarized (apparently) one-off FRBs detected in the Commensal Real"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2411.14784","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2411.14784/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":"2026-07-05T10:19:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"EK74KlI+lYBWxHCRiynOi7Y9xeOozq74Zre4vd/Su/pwl20FdptomiL6nmaeoU26O3oDpQ2Y0fxMocfCrdvvDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T14:24:39.039995Z"},"content_sha256":"72aa314934c8ab1c147a4d196bc6c79bef9fc5c5449874977dc584883c473e97","schema_version":"1.0","event_id":"sha256:72aa314934c8ab1c147a4d196bc6c79bef9fc5c5449874977dc584883c473e97"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/F3SFVBUABAHQ65PXHFHUC4QV76/bundle.json","state_url":"https://pith.science/pith/F3SFVBUABAHQ65PXHFHUC4QV76/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/F3SFVBUABAHQ65PXHFHUC4QV76/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":"2026-08-03T14:24:39Z","links":{"resolver":"https://pith.science/pith/F3SFVBUABAHQ65PXHFHUC4QV76","bundle":"https://pith.science/pith/F3SFVBUABAHQ65PXHFHUC4QV76/bundle.json","state":"https://pith.science/pith/F3SFVBUABAHQ65PXHFHUC4QV76/state.json","well_known_bundle":"https://pith.science/.well-known/pith/F3SFVBUABAHQ65PXHFHUC4QV76/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:F3SFVBUABAHQ65PXHFHUC4QV76","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":"3620e8b27d095964237efb469ef5795bfefca7c1e02d4b6b3df7620f239bd87b","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2024-11-22T07:59:16Z","title_canon_sha256":"9ad03453ae2bd78aa652a073d0bb8beb90f121951859912ef48804e195f66652"},"schema_version":"1.0","source":{"id":"2411.14784","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2411.14784","created_at":"2026-07-05T10:19:31Z"},{"alias_kind":"arxiv_version","alias_value":"2411.14784v2","created_at":"2026-07-05T10:19:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2411.14784","created_at":"2026-07-05T10:19:31Z"},{"alias_kind":"pith_short_12","alias_value":"F3SFVBUABAHQ","created_at":"2026-07-05T10:19:31Z"},{"alias_kind":"pith_short_16","alias_value":"F3SFVBUABAHQ65PX","created_at":"2026-07-05T10:19:31Z"},{"alias_kind":"pith_short_8","alias_value":"F3SFVBUA","created_at":"2026-07-05T10:19:31Z"}],"graph_snapshots":[{"event_id":"sha256:72aa314934c8ab1c147a4d196bc6c79bef9fc5c5449874977dc584883c473e97","target":"graph","created_at":"2026-07-05T10:19:31Z","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/2411.14784/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Fast radio bursts (FRBs) are highly energetic events of short-duration intense radio emission, the origin of which remains elusive till date. Polarization of the FRB signals carry information about the emission source as well as the magneto-ionic media the signal passes through before reaching terrestrial radio telescopes. Currently known FRBs show a diverse range of polarization, sometimes with complex features, making it challenging to describe them in a unified model. FRB 20230708A and FRB 20210912A are two bright and highly polarized (apparently) one-off FRBs detected in the Commensal Real","authors_text":"Adam T. Deller, Apurba Bera, Clancy W. James, Keith W. Bannister, Marcin Glowacki, Mark M. McKinnon, Ronald D. Ekers, Ryan M. Shannon, Tyson Dial","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2024-11-22T07:59:16Z","title":"Unusual intra-burst variations of polarization states in FRB 20210912A and FRB 20230708A : Effects of plasma birefringence?"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2411.14784","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":"sha256:73f3ea59777997d2415cf658852c9d0bf9153347550f6ee986c4c2dee3ffe8fa","target":"record","created_at":"2026-07-05T10:19:31Z","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":"3620e8b27d095964237efb469ef5795bfefca7c1e02d4b6b3df7620f239bd87b","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2024-11-22T07:59:16Z","title_canon_sha256":"9ad03453ae2bd78aa652a073d0bb8beb90f121951859912ef48804e195f66652"},"schema_version":"1.0","source":{"id":"2411.14784","kind":"arxiv","version":2}},"canonical_sha256":"2ee45a8680080f0f75f7394f417215ffaaee8e1b8b24305504d504da4389085e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2ee45a8680080f0f75f7394f417215ffaaee8e1b8b24305504d504da4389085e","first_computed_at":"2026-07-05T10:19:31.432886Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:19:31.432886Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"bdmTXMHczwS1axm8TrrhroAQgm/nlDxsvFV7RN2hQ/emK/hAXaahPuhcAjGbPDlAuYoRQxIqr1sdI7LEw4TLBQ==","signature_status":"signed_v1","signed_at":"2026-07-05T10:19:31.433370Z","signed_message":"canonical_sha256_bytes"},"source_id":"2411.14784","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:73f3ea59777997d2415cf658852c9d0bf9153347550f6ee986c4c2dee3ffe8fa","sha256:72aa314934c8ab1c147a4d196bc6c79bef9fc5c5449874977dc584883c473e97"],"state_sha256":"b0173d3824ad2f6a8a4a640539c1c31722da1617db75cae318e41f4676620f2a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tVxKgSokegnwBDPm7EkJKXQatFE57aJLK9Gh31D1zDVuYP+3ut6Z0fHaJAM1G/v12K+U0ARTg3CkejSqROMbBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-03T14:24:39.045947Z","bundle_sha256":"1a278a728f4c6865c37d82e95317e6eb7327b3161ff68615e04eb313be6f0d0f"}}