{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:JNDH6D6KJLLTJLSMTXT5V7BFCT","short_pith_number":"pith:JNDH6D6K","canonical_record":{"source":{"id":"2505.06006","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2025-05-09T12:35:51Z","cross_cats_sorted":[],"title_canon_sha256":"ff6239474bdf41c6c83ee56636d4b3f61a695303f47d27a173c37096b71cd464","abstract_canon_sha256":"cdd5fd40ca8c61ec910d41fa6e9b36aaace10666a15451a383d47b08f99b9c0d"},"schema_version":"1.0"},"canonical_sha256":"4b467f0fca4ad734ae4c9de7dafc2514f6da1f5971e68d4871a9870afc47a744","source":{"kind":"arxiv","id":"2505.06006","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2505.06006","created_at":"2026-07-05T11:02:43Z"},{"alias_kind":"arxiv_version","alias_value":"2505.06006v2","created_at":"2026-07-05T11:02:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2505.06006","created_at":"2026-07-05T11:02:43Z"},{"alias_kind":"pith_short_12","alias_value":"JNDH6D6KJLLT","created_at":"2026-07-05T11:02:43Z"},{"alias_kind":"pith_short_16","alias_value":"JNDH6D6KJLLTJLSM","created_at":"2026-07-05T11:02:43Z"},{"alias_kind":"pith_short_8","alias_value":"JNDH6D6K","created_at":"2026-07-05T11:02:43Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:JNDH6D6KJLLTJLSMTXT5V7BFCT","target":"record","payload":{"canonical_record":{"source":{"id":"2505.06006","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2025-05-09T12:35:51Z","cross_cats_sorted":[],"title_canon_sha256":"ff6239474bdf41c6c83ee56636d4b3f61a695303f47d27a173c37096b71cd464","abstract_canon_sha256":"cdd5fd40ca8c61ec910d41fa6e9b36aaace10666a15451a383d47b08f99b9c0d"},"schema_version":"1.0"},"canonical_sha256":"4b467f0fca4ad734ae4c9de7dafc2514f6da1f5971e68d4871a9870afc47a744","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:02:43.761473Z","signature_b64":"Nx0Iu4iLC3uBXIr8cnlv8QC+mexIsemwIAZjNbb6K8Yub8EnS57MgwPw5B05m8TvDHc38ipFvDZDYwhxk1FtDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4b467f0fca4ad734ae4c9de7dafc2514f6da1f5971e68d4871a9870afc47a744","last_reissued_at":"2026-07-05T11:02:43.760961Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:02:43.760961Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2505.06006","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":"2026-07-05T11:02:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mM7M9rLSIKSMB5sJvRV1IPuRDET92JBsL0Itm+scYI3nq0FHJy+1ooP2dJXxFzWsegqv9Yx2y1pKDpsWDjpZCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-09T05:05:53.564108Z"},"content_sha256":"0e5596910b379473b45c927fa834e3128f14238706b9bf70c8902f3fbf3a424d","schema_version":"1.0","event_id":"sha256:0e5596910b379473b45c927fa834e3128f14238706b9bf70c8902f3fbf3a424d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:JNDH6D6KJLLTJLSMTXT5V7BFCT","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Periodic variation of magnetoionic environment of a fast radio burst source","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"Bing Zhang, Bojun Wang, Heng Xu, Jiangwei Xu, Jinchen Jiang, Jinlin Han, Kejia Lee, Weiwei Zhu, Yanjun Guo, Yunpeng Men, Zihan Xue","submitted_at":"2025-05-09T12:35:51Z","abstract_excerpt":"Fast radio bursts (FRBs) are luminous, dispersed millisecond-duration radio bursts whose origin is poorly known. Recent observations suggest that some FRBs may reside in binary systems, even though conclusive evidence remains elusive. Here we report the detection of a 26.24$\\pm$0.02 day periodicity in Faraday rotation measure (RM) of an actively repeating source named FRB 20201124A. The detection was made from 3,106 bursts collected with the Five-hundred-meter Aperture Spherical radio Telescope (FAST) over ~365 days. The RM periodicity is coherently phase-connected across ~14 cycles over a 1-y"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2505.06006","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/2505.06006/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":"2026-07-05T11:02:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6Gbe7vF1/fNMC6x6guOMzFhhtuY7KzIpxb0b5qgCBSIocHiE8AaMhRi+4xbjG24xINtiqHw18dGQ0XjAk+vrAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-09T05:05:53.564707Z"},"content_sha256":"1c229fa07b31df212839f7286c72140cf82b28f1dc03cd1cfe69956c5c0f9554","schema_version":"1.0","event_id":"sha256:1c229fa07b31df212839f7286c72140cf82b28f1dc03cd1cfe69956c5c0f9554"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/JNDH6D6KJLLTJLSMTXT5V7BFCT/bundle.json","state_url":"https://pith.science/pith/JNDH6D6KJLLTJLSMTXT5V7BFCT/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/JNDH6D6KJLLTJLSMTXT5V7BFCT/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":"2026-07-09T05:05:53Z","links":{"resolver":"https://pith.science/pith/JNDH6D6KJLLTJLSMTXT5V7BFCT","bundle":"https://pith.science/pith/JNDH6D6KJLLTJLSMTXT5V7BFCT/bundle.json","state":"https://pith.science/pith/JNDH6D6KJLLTJLSMTXT5V7BFCT/state.json","well_known_bundle":"https://pith.science/.well-known/pith/JNDH6D6KJLLTJLSMTXT5V7BFCT/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:JNDH6D6KJLLTJLSMTXT5V7BFCT","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":"cdd5fd40ca8c61ec910d41fa6e9b36aaace10666a15451a383d47b08f99b9c0d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2025-05-09T12:35:51Z","title_canon_sha256":"ff6239474bdf41c6c83ee56636d4b3f61a695303f47d27a173c37096b71cd464"},"schema_version":"1.0","source":{"id":"2505.06006","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2505.06006","created_at":"2026-07-05T11:02:43Z"},{"alias_kind":"arxiv_version","alias_value":"2505.06006v2","created_at":"2026-07-05T11:02:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2505.06006","created_at":"2026-07-05T11:02:43Z"},{"alias_kind":"pith_short_12","alias_value":"JNDH6D6KJLLT","created_at":"2026-07-05T11:02:43Z"},{"alias_kind":"pith_short_16","alias_value":"JNDH6D6KJLLTJLSM","created_at":"2026-07-05T11:02:43Z"},{"alias_kind":"pith_short_8","alias_value":"JNDH6D6K","created_at":"2026-07-05T11:02:43Z"}],"graph_snapshots":[{"event_id":"sha256:1c229fa07b31df212839f7286c72140cf82b28f1dc03cd1cfe69956c5c0f9554","target":"graph","created_at":"2026-07-05T11:02:43Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2505.06006/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Fast radio bursts (FRBs) are luminous, dispersed millisecond-duration radio bursts whose origin is poorly known. Recent observations suggest that some FRBs may reside in binary systems, even though conclusive evidence remains elusive. Here we report the detection of a 26.24$\\pm$0.02 day periodicity in Faraday rotation measure (RM) of an actively repeating source named FRB 20201124A. The detection was made from 3,106 bursts collected with the Five-hundred-meter Aperture Spherical radio Telescope (FAST) over ~365 days. The RM periodicity is coherently phase-connected across ~14 cycles over a 1-y","authors_text":"Bing Zhang, Bojun Wang, Heng Xu, Jiangwei Xu, Jinchen Jiang, Jinlin Han, Kejia Lee, Weiwei Zhu, Yanjun Guo, Yunpeng Men, Zihan Xue","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2025-05-09T12:35:51Z","title":"Periodic variation of magnetoionic environment of a fast radio burst source"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2505.06006","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":"sha256:0e5596910b379473b45c927fa834e3128f14238706b9bf70c8902f3fbf3a424d","target":"record","created_at":"2026-07-05T11:02:43Z","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":"cdd5fd40ca8c61ec910d41fa6e9b36aaace10666a15451a383d47b08f99b9c0d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2025-05-09T12:35:51Z","title_canon_sha256":"ff6239474bdf41c6c83ee56636d4b3f61a695303f47d27a173c37096b71cd464"},"schema_version":"1.0","source":{"id":"2505.06006","kind":"arxiv","version":2}},"canonical_sha256":"4b467f0fca4ad734ae4c9de7dafc2514f6da1f5971e68d4871a9870afc47a744","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4b467f0fca4ad734ae4c9de7dafc2514f6da1f5971e68d4871a9870afc47a744","first_computed_at":"2026-07-05T11:02:43.760961Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:02:43.760961Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Nx0Iu4iLC3uBXIr8cnlv8QC+mexIsemwIAZjNbb6K8Yub8EnS57MgwPw5B05m8TvDHc38ipFvDZDYwhxk1FtDQ==","signature_status":"signed_v1","signed_at":"2026-07-05T11:02:43.761473Z","signed_message":"canonical_sha256_bytes"},"source_id":"2505.06006","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0e5596910b379473b45c927fa834e3128f14238706b9bf70c8902f3fbf3a424d","sha256:1c229fa07b31df212839f7286c72140cf82b28f1dc03cd1cfe69956c5c0f9554"],"state_sha256":"da38ccf4ee8fee6cab52b74086d34b65536c2a7d6c3232e8ec57596d1408da11"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"b6VER5Vv0auJDRaRq4aD2VTYH+j1hFrRclJHDi7Th+F3OGvJNCzoCJoxpie3V0R8zmXw1+I/6PPT37pJvz+qBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-09T05:05:53.567600Z","bundle_sha256":"1262908612021f30eadeec8f38a8d637bda347f3463aa03bf32b96a998d54998"}}