{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:BH433ID2GIRKP5UHEKZ4NGHT7I","short_pith_number":"pith:BH433ID2","canonical_record":{"source":{"id":"2407.11156","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"astro-ph.CO","submitted_at":"2024-07-15T18:28:15Z","cross_cats_sorted":["astro-ph.HE","physics.plasm-ph"],"title_canon_sha256":"d6f2e8b7a7bf129c90694fae7ffe622027da206dfa26b8187d6443fa2820d4c2","abstract_canon_sha256":"3ea50013242cf44edae91efd5ae16a57e0e5ea0b119e9191b5649961ad5eb018"},"schema_version":"1.0"},"canonical_sha256":"09f9bda07a3222a7f68722b3c698f3fa16e418f55a7594b826156a48b4e97bf4","source":{"kind":"arxiv","id":"2407.11156","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2407.11156","created_at":"2026-07-05T10:06:42Z"},{"alias_kind":"arxiv_version","alias_value":"2407.11156v2","created_at":"2026-07-05T10:06:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2407.11156","created_at":"2026-07-05T10:06:42Z"},{"alias_kind":"pith_short_12","alias_value":"BH433ID2GIRK","created_at":"2026-07-05T10:06:42Z"},{"alias_kind":"pith_short_16","alias_value":"BH433ID2GIRKP5UH","created_at":"2026-07-05T10:06:42Z"},{"alias_kind":"pith_short_8","alias_value":"BH433ID2","created_at":"2026-07-05T10:06:42Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:BH433ID2GIRKP5UHEKZ4NGHT7I","target":"record","payload":{"canonical_record":{"source":{"id":"2407.11156","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"astro-ph.CO","submitted_at":"2024-07-15T18:28:15Z","cross_cats_sorted":["astro-ph.HE","physics.plasm-ph"],"title_canon_sha256":"d6f2e8b7a7bf129c90694fae7ffe622027da206dfa26b8187d6443fa2820d4c2","abstract_canon_sha256":"3ea50013242cf44edae91efd5ae16a57e0e5ea0b119e9191b5649961ad5eb018"},"schema_version":"1.0"},"canonical_sha256":"09f9bda07a3222a7f68722b3c698f3fa16e418f55a7594b826156a48b4e97bf4","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:06:42.181513Z","signature_b64":"Hr8qnwctc6eKcZ9jq0A6zCy3Y3OvzgyNj86u1kpr2ziRsDeQlOfgnR5z3o+uxAB/YxJoQ2LsO6QNdKm4QtScDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"09f9bda07a3222a7f68722b3c698f3fa16e418f55a7594b826156a48b4e97bf4","last_reissued_at":"2026-07-05T10:06:42.180990Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:06:42.180990Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2407.11156","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":"2026-07-05T10:06:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wYPWJ663aANLsnh+1OiWQ3w/v7T476VO1fgTxn/g+bIjWpdGmzfQ3Kauw8/eAl+eQ/Lo3vc3nN9LkmoeNF7FCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T13:18:32.011062Z"},"content_sha256":"1fb5a3ef4d44bd2c6d2e48a7a981279f209fee8d89a525c879577abdd5510b99","schema_version":"1.0","event_id":"sha256:1fb5a3ef4d44bd2c6d2e48a7a981279f209fee8d89a525c879577abdd5510b99"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:BH433ID2GIRKP5UHEKZ4NGHT7I","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Magnetic reconnection: an alternative explanation of radio emission in galaxy clusters","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","headline":"","cross_cats":["astro-ph.HE","physics.plasm-ph"],"primary_cat":"astro-ph.CO","authors_text":"Pallavi Bhat, Subham Ghosh","submitted_at":"2024-07-15T18:28:15Z","abstract_excerpt":"Observations of galaxy clusters show radio emission extended over almost the system scale, necessitating mechanisms for particle acceleration. Previous models for acceleration such as diffusive shock acceleration and that due to turbulence can fall short in terms of efficiency. In this letter, we propose the possibility of acceleration via magnetic reconnection. In particular, we invoke the plasmoid instability which has been previously applied to understand particle energization in high energy systems. Turbulence in galaxy clusters lead to fluctuation dynamos that are known to generate magnet"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2407.11156","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/2407.11156/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":"2026-07-05T10:06:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ahm+YeuNZMuTtE0e3haEXkaLKFwoypap9oVnie6YUqgSGV8q9dILGRgupgeIYz0NcQXtWgCTovz2WFOfALAbBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T13:18:32.011921Z"},"content_sha256":"1ed898228a4cc3d1ec26ecae358c0fbaf465883e4b2efc49d555af96c4864b25","schema_version":"1.0","event_id":"sha256:1ed898228a4cc3d1ec26ecae358c0fbaf465883e4b2efc49d555af96c4864b25"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/BH433ID2GIRKP5UHEKZ4NGHT7I/bundle.json","state_url":"https://pith.science/pith/BH433ID2GIRKP5UHEKZ4NGHT7I/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/BH433ID2GIRKP5UHEKZ4NGHT7I/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":"2026-08-05T13:18:32Z","links":{"resolver":"https://pith.science/pith/BH433ID2GIRKP5UHEKZ4NGHT7I","bundle":"https://pith.science/pith/BH433ID2GIRKP5UHEKZ4NGHT7I/bundle.json","state":"https://pith.science/pith/BH433ID2GIRKP5UHEKZ4NGHT7I/state.json","well_known_bundle":"https://pith.science/.well-known/pith/BH433ID2GIRKP5UHEKZ4NGHT7I/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:BH433ID2GIRKP5UHEKZ4NGHT7I","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":"3ea50013242cf44edae91efd5ae16a57e0e5ea0b119e9191b5649961ad5eb018","cross_cats_sorted":["astro-ph.HE","physics.plasm-ph"],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"astro-ph.CO","submitted_at":"2024-07-15T18:28:15Z","title_canon_sha256":"d6f2e8b7a7bf129c90694fae7ffe622027da206dfa26b8187d6443fa2820d4c2"},"schema_version":"1.0","source":{"id":"2407.11156","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2407.11156","created_at":"2026-07-05T10:06:42Z"},{"alias_kind":"arxiv_version","alias_value":"2407.11156v2","created_at":"2026-07-05T10:06:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2407.11156","created_at":"2026-07-05T10:06:42Z"},{"alias_kind":"pith_short_12","alias_value":"BH433ID2GIRK","created_at":"2026-07-05T10:06:42Z"},{"alias_kind":"pith_short_16","alias_value":"BH433ID2GIRKP5UH","created_at":"2026-07-05T10:06:42Z"},{"alias_kind":"pith_short_8","alias_value":"BH433ID2","created_at":"2026-07-05T10:06:42Z"}],"graph_snapshots":[{"event_id":"sha256:1ed898228a4cc3d1ec26ecae358c0fbaf465883e4b2efc49d555af96c4864b25","target":"graph","created_at":"2026-07-05T10:06:42Z","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/2407.11156/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Observations of galaxy clusters show radio emission extended over almost the system scale, necessitating mechanisms for particle acceleration. Previous models for acceleration such as diffusive shock acceleration and that due to turbulence can fall short in terms of efficiency. In this letter, we propose the possibility of acceleration via magnetic reconnection. In particular, we invoke the plasmoid instability which has been previously applied to understand particle energization in high energy systems. Turbulence in galaxy clusters lead to fluctuation dynamos that are known to generate magnet","authors_text":"Pallavi Bhat, Subham Ghosh","cross_cats":["astro-ph.HE","physics.plasm-ph"],"headline":"","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"astro-ph.CO","submitted_at":"2024-07-15T18:28:15Z","title":"Magnetic reconnection: an alternative explanation of radio emission in galaxy clusters"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2407.11156","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":"sha256:1fb5a3ef4d44bd2c6d2e48a7a981279f209fee8d89a525c879577abdd5510b99","target":"record","created_at":"2026-07-05T10:06:42Z","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":"3ea50013242cf44edae91efd5ae16a57e0e5ea0b119e9191b5649961ad5eb018","cross_cats_sorted":["astro-ph.HE","physics.plasm-ph"],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"astro-ph.CO","submitted_at":"2024-07-15T18:28:15Z","title_canon_sha256":"d6f2e8b7a7bf129c90694fae7ffe622027da206dfa26b8187d6443fa2820d4c2"},"schema_version":"1.0","source":{"id":"2407.11156","kind":"arxiv","version":2}},"canonical_sha256":"09f9bda07a3222a7f68722b3c698f3fa16e418f55a7594b826156a48b4e97bf4","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"09f9bda07a3222a7f68722b3c698f3fa16e418f55a7594b826156a48b4e97bf4","first_computed_at":"2026-07-05T10:06:42.180990Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:06:42.180990Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Hr8qnwctc6eKcZ9jq0A6zCy3Y3OvzgyNj86u1kpr2ziRsDeQlOfgnR5z3o+uxAB/YxJoQ2LsO6QNdKm4QtScDw==","signature_status":"signed_v1","signed_at":"2026-07-05T10:06:42.181513Z","signed_message":"canonical_sha256_bytes"},"source_id":"2407.11156","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1fb5a3ef4d44bd2c6d2e48a7a981279f209fee8d89a525c879577abdd5510b99","sha256:1ed898228a4cc3d1ec26ecae358c0fbaf465883e4b2efc49d555af96c4864b25"],"state_sha256":"60bd60fcce004eb2f809a7610406bab7aa260e6ce1a91a5f06ac36b39926b9d0"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PnTC4Z6nOOvWL2HEHBH7Eq7rZl1k58Ejiv7LBa/5pEjkTQuXYNIYmaqjngYqnDQ6TFGz64+R+xRoqBor6hoYBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-05T13:18:32.018999Z","bundle_sha256":"a57a5e4b39f2d5c87b63ae0a283d653b36f47c77c693a7c6e7d212bbfa3af459"}}