{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:Z7I73BLP54OMGAFXIMJ4XRTOQK","short_pith_number":"pith:Z7I73BLP","canonical_record":{"source":{"id":"2102.02251","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2021-02-03T19:40:13Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"8ba79974eb5e75246430fa0dbec434a4c9e1515a7a517e4007e4abc836155e87","abstract_canon_sha256":"149aa173bdb1627ac5ac12cfb804fa16d0580d7de9dc6a810ac13ea161c58cd9"},"schema_version":"1.0"},"canonical_sha256":"cfd1fd856fef1cc300b74313cbc66e8284e44199bac905f2a493c32308712a9c","source":{"kind":"arxiv","id":"2102.02251","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2102.02251","created_at":"2026-07-05T02:31:50Z"},{"alias_kind":"arxiv_version","alias_value":"2102.02251v1","created_at":"2026-07-05T02:31:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2102.02251","created_at":"2026-07-05T02:31:50Z"},{"alias_kind":"pith_short_12","alias_value":"Z7I73BLP54OM","created_at":"2026-07-05T02:31:50Z"},{"alias_kind":"pith_short_16","alias_value":"Z7I73BLP54OMGAFX","created_at":"2026-07-05T02:31:50Z"},{"alias_kind":"pith_short_8","alias_value":"Z7I73BLP","created_at":"2026-07-05T02:31:50Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:Z7I73BLP54OMGAFXIMJ4XRTOQK","target":"record","payload":{"canonical_record":{"source":{"id":"2102.02251","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2021-02-03T19:40:13Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"8ba79974eb5e75246430fa0dbec434a4c9e1515a7a517e4007e4abc836155e87","abstract_canon_sha256":"149aa173bdb1627ac5ac12cfb804fa16d0580d7de9dc6a810ac13ea161c58cd9"},"schema_version":"1.0"},"canonical_sha256":"cfd1fd856fef1cc300b74313cbc66e8284e44199bac905f2a493c32308712a9c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:31:50.880678Z","signature_b64":"rECctrCdk0hAvrViUMBbKrzwYQpKJqeINIE1GEhWO57iAnTV+Mt4xCShF4tU1jdR3xP0yJn6zJirYF3VpEo0AA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"cfd1fd856fef1cc300b74313cbc66e8284e44199bac905f2a493c32308712a9c","last_reissued_at":"2026-07-05T02:31:50.880243Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:31:50.880243Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2102.02251","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":"2026-07-05T02:31:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WPlZ9KH6h3L4V8taeuVDuraksLqdX7fmF8fcK2XxdwP5WFNGj8VV62gqVt4GMxkFWHi4eZ5l8Ft7e4W0Ja8iDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T17:57:41.128542Z"},"content_sha256":"375599152286873518a6ced4d8250250bbb3cb1a3b19a57f0d5e95867a2f0df7","schema_version":"1.0","event_id":"sha256:375599152286873518a6ced4d8250250bbb3cb1a3b19a57f0d5e95867a2f0df7"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:Z7I73BLP54OMGAFXIMJ4XRTOQK","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Gamma-ray detection toward the Coma cluster with Fermi-LAT: Implications for the cosmic ray content in the hadronic scenario","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"astro-ph.HE","authors_text":"C. Ferrari, H. Goksu, L. Rudnick, R. Adam, S. Brown","submitted_at":"2021-02-03T19:40:13Z","abstract_excerpt":"The presence of relativistic electrons within the diffuse gas phase of galaxy clusters is now well established, but their detailed origin remains unclear. Cosmic ray protons are also expected to accumulate during the formation of clusters and would lead to gamma-ray emission through hadronic interactions within the thermal gas. Recently, the detection of gamma-ray emission has been reported toward the Coma cluster with Fermi-LAT. Assuming that this gamma-ray emission arises from hadronic interactions in the ICM, we aim at exploring the implication of this signal on the cosmic ray content of th"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2102.02251","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2102.02251/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":"2026-07-05T02:31:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Jyj4AuVQIpysNkDqT7XXht9M7Jwt0ypkiepaPK5Mk0EBbh/LFWRB3LYzClKXuCoddufvUxAxY4KDy2S4iTKQCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T17:57:41.129487Z"},"content_sha256":"7e45ff06357fcb49f72369ba7a94fa3f25ed7cec8152615ad119567a28d870ca","schema_version":"1.0","event_id":"sha256:7e45ff06357fcb49f72369ba7a94fa3f25ed7cec8152615ad119567a28d870ca"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/Z7I73BLP54OMGAFXIMJ4XRTOQK/bundle.json","state_url":"https://pith.science/pith/Z7I73BLP54OMGAFXIMJ4XRTOQK/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/Z7I73BLP54OMGAFXIMJ4XRTOQK/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":"2026-08-03T17:57:41Z","links":{"resolver":"https://pith.science/pith/Z7I73BLP54OMGAFXIMJ4XRTOQK","bundle":"https://pith.science/pith/Z7I73BLP54OMGAFXIMJ4XRTOQK/bundle.json","state":"https://pith.science/pith/Z7I73BLP54OMGAFXIMJ4XRTOQK/state.json","well_known_bundle":"https://pith.science/.well-known/pith/Z7I73BLP54OMGAFXIMJ4XRTOQK/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:Z7I73BLP54OMGAFXIMJ4XRTOQK","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":"149aa173bdb1627ac5ac12cfb804fa16d0580d7de9dc6a810ac13ea161c58cd9","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2021-02-03T19:40:13Z","title_canon_sha256":"8ba79974eb5e75246430fa0dbec434a4c9e1515a7a517e4007e4abc836155e87"},"schema_version":"1.0","source":{"id":"2102.02251","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2102.02251","created_at":"2026-07-05T02:31:50Z"},{"alias_kind":"arxiv_version","alias_value":"2102.02251v1","created_at":"2026-07-05T02:31:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2102.02251","created_at":"2026-07-05T02:31:50Z"},{"alias_kind":"pith_short_12","alias_value":"Z7I73BLP54OM","created_at":"2026-07-05T02:31:50Z"},{"alias_kind":"pith_short_16","alias_value":"Z7I73BLP54OMGAFX","created_at":"2026-07-05T02:31:50Z"},{"alias_kind":"pith_short_8","alias_value":"Z7I73BLP","created_at":"2026-07-05T02:31:50Z"}],"graph_snapshots":[{"event_id":"sha256:7e45ff06357fcb49f72369ba7a94fa3f25ed7cec8152615ad119567a28d870ca","target":"graph","created_at":"2026-07-05T02:31:50Z","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/2102.02251/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The presence of relativistic electrons within the diffuse gas phase of galaxy clusters is now well established, but their detailed origin remains unclear. Cosmic ray protons are also expected to accumulate during the formation of clusters and would lead to gamma-ray emission through hadronic interactions within the thermal gas. Recently, the detection of gamma-ray emission has been reported toward the Coma cluster with Fermi-LAT. Assuming that this gamma-ray emission arises from hadronic interactions in the ICM, we aim at exploring the implication of this signal on the cosmic ray content of th","authors_text":"C. Ferrari, H. Goksu, L. Rudnick, R. Adam, S. Brown","cross_cats":["astro-ph.CO"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2021-02-03T19:40:13Z","title":"Gamma-ray detection toward the Coma cluster with Fermi-LAT: Implications for the cosmic ray content in the hadronic scenario"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2102.02251","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":"sha256:375599152286873518a6ced4d8250250bbb3cb1a3b19a57f0d5e95867a2f0df7","target":"record","created_at":"2026-07-05T02:31:50Z","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":"149aa173bdb1627ac5ac12cfb804fa16d0580d7de9dc6a810ac13ea161c58cd9","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2021-02-03T19:40:13Z","title_canon_sha256":"8ba79974eb5e75246430fa0dbec434a4c9e1515a7a517e4007e4abc836155e87"},"schema_version":"1.0","source":{"id":"2102.02251","kind":"arxiv","version":1}},"canonical_sha256":"cfd1fd856fef1cc300b74313cbc66e8284e44199bac905f2a493c32308712a9c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"cfd1fd856fef1cc300b74313cbc66e8284e44199bac905f2a493c32308712a9c","first_computed_at":"2026-07-05T02:31:50.880243Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T02:31:50.880243Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"rECctrCdk0hAvrViUMBbKrzwYQpKJqeINIE1GEhWO57iAnTV+Mt4xCShF4tU1jdR3xP0yJn6zJirYF3VpEo0AA==","signature_status":"signed_v1","signed_at":"2026-07-05T02:31:50.880678Z","signed_message":"canonical_sha256_bytes"},"source_id":"2102.02251","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:375599152286873518a6ced4d8250250bbb3cb1a3b19a57f0d5e95867a2f0df7","sha256:7e45ff06357fcb49f72369ba7a94fa3f25ed7cec8152615ad119567a28d870ca"],"state_sha256":"60192d891906bb99e67bec745c020f267f808b6403082bfebddcb04ce55e3a97"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Ss8tBU0Y2sw2kpPVmClJqCB7HOqC7qyKSpeZcGO5XUGNRapUE3D+TkwJF21Ne8AwenANKiUnoOb4ukCWyylwCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-03T17:57:41.135820Z","bundle_sha256":"b8cdad7db11591f573992c506083a8e9b9702617dd7824eed51ec30180fe4617"}}