{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2006:G5ES6EUIHTNBBTF65HPUK6K6AR","short_pith_number":"pith:G5ES6EUI","canonical_record":{"source":{"id":"astro-ph/0602258","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2006-02-13T17:07:22Z","cross_cats_sorted":[],"title_canon_sha256":"602a8781efbdef412b911e937d99d93edc58e361feaed1f76afca5d12251d896","abstract_canon_sha256":"eeafab4f2596575fa642e48281924e72bb65bb1f61d1f5b89de6ab74ee169ad1"},"schema_version":"1.0"},"canonical_sha256":"37492f12883cda10ccbee9df45795e04422c77d009b9814442a394b211de5fde","source":{"kind":"arxiv","id":"astro-ph/0602258","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0602258","created_at":"2026-07-04T15:17:30Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0602258v1","created_at":"2026-07-04T15:17:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0602258","created_at":"2026-07-04T15:17:30Z"},{"alias_kind":"pith_short_12","alias_value":"G5ES6EUIHTNB","created_at":"2026-07-04T15:17:30Z"},{"alias_kind":"pith_short_16","alias_value":"G5ES6EUIHTNBBTF6","created_at":"2026-07-04T15:17:30Z"},{"alias_kind":"pith_short_8","alias_value":"G5ES6EUI","created_at":"2026-07-04T15:17:30Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2006:G5ES6EUIHTNBBTF65HPUK6K6AR","target":"record","payload":{"canonical_record":{"source":{"id":"astro-ph/0602258","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2006-02-13T17:07:22Z","cross_cats_sorted":[],"title_canon_sha256":"602a8781efbdef412b911e937d99d93edc58e361feaed1f76afca5d12251d896","abstract_canon_sha256":"eeafab4f2596575fa642e48281924e72bb65bb1f61d1f5b89de6ab74ee169ad1"},"schema_version":"1.0"},"canonical_sha256":"37492f12883cda10ccbee9df45795e04422c77d009b9814442a394b211de5fde","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T15:17:30.055416Z","signature_b64":"vSwOk97FJVNPBXjVHfxHN5rStGvSEz6aRYQp94VdZTwh4OpkuXtNtcud06rhb6Nla5SOhJniteomgeubR6f7Ag==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"37492f12883cda10ccbee9df45795e04422c77d009b9814442a394b211de5fde","last_reissued_at":"2026-07-04T15:17:30.054948Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T15:17:30.054948Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"astro-ph/0602258","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":"2026-07-04T15:17:30Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PX98OFtU8HzZ6el9vYJwMTiVl2gHcFCxM7WpiP9IIOFXsJH8VqD7jZxvWM1yBBErtdazxSZUvB1X7GfGIe/kDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T10:34:12.185546Z"},"content_sha256":"599ca21bb76f9f980f0723c12a9ddb3be3eb361e293c49432679c9f49ce75b2b","schema_version":"1.0","event_id":"sha256:599ca21bb76f9f980f0723c12a9ddb3be3eb361e293c49432679c9f49ce75b2b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2006:G5ES6EUIHTNBBTF65HPUK6K6AR","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"TeV Gamma-Ray Observations of the Perseus and Abell 2029 Galaxy Clusters","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"A. D. Falcone, D. A. Williams, D. B. Kieda, D. Hanna, D. Horan, D. Steele, F. Krennrich, G. Blaylock, G. E. Kenny, G. H. Gillanders, G. H. Sembroski, G. Maier, H. Krawczynski, H. M. Badran, J. Grube, J. Hall, J. Holder, J. Kildea, J. P. Finley, J. S. Perkins, K. J. Gutierrez, K. Kosack, K. Ragan, L. F. Fortson, L. Valcarcel, M. J. Lang, M. K. Daniel, M. Kertzman, M. Pohl, P. Cogan, P. Fortin, P. F. Rebillot, P. Moriarty, R. A. Ong, S. B. Hughes, S. J. Fegan, S. LeBohec, S. M. Bradbury, S. P. Swordy, S. P. Wakely, T. C. Weekes, V. V. Vassiliev, W. Cui, Y. C. K. Chow","submitted_at":"2006-02-13T17:07:22Z","abstract_excerpt":"Galaxy clusters might be sources of TeV gamma rays emitted by high-energy protons and electrons accelerated by large scale structure formation shocks, galactic winds, or active galactic nuclei. Furthermore, gamma rays may be produced in dark matter particle annihilation processes at the cluster cores. We report on observations of the galaxy clusters Perseus and Abell 2029 using the 10 m Whipple Cherenkov telescope during the 2003-2004 and 2004-2005 observing seasons. We apply a two-dimensional analysis technique to scrutinize the clusters for TeV emission. In this paper we first determine flux"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0602258","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/astro-ph/0602258/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":"2026-07-04T15:17:30Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4sIXh5zcxHb9eNCVOUSWET6TdcHAD1/TQuMWWHlztuW4el2+SpLN3y7/bKSIz0EMBTxAicjX5pzfG1DDpAlMDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T10:34:12.186082Z"},"content_sha256":"f85b680038ac5f944300dcd8070e9dff09d147aacbe6e0e55653f920d210d551","schema_version":"1.0","event_id":"sha256:f85b680038ac5f944300dcd8070e9dff09d147aacbe6e0e55653f920d210d551"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/G5ES6EUIHTNBBTF65HPUK6K6AR/bundle.json","state_url":"https://pith.science/pith/G5ES6EUIHTNBBTF65HPUK6K6AR/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/G5ES6EUIHTNBBTF65HPUK6K6AR/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":"2026-08-05T10:34:12Z","links":{"resolver":"https://pith.science/pith/G5ES6EUIHTNBBTF65HPUK6K6AR","bundle":"https://pith.science/pith/G5ES6EUIHTNBBTF65HPUK6K6AR/bundle.json","state":"https://pith.science/pith/G5ES6EUIHTNBBTF65HPUK6K6AR/state.json","well_known_bundle":"https://pith.science/.well-known/pith/G5ES6EUIHTNBBTF65HPUK6K6AR/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2006:G5ES6EUIHTNBBTF65HPUK6K6AR","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":"eeafab4f2596575fa642e48281924e72bb65bb1f61d1f5b89de6ab74ee169ad1","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2006-02-13T17:07:22Z","title_canon_sha256":"602a8781efbdef412b911e937d99d93edc58e361feaed1f76afca5d12251d896"},"schema_version":"1.0","source":{"id":"astro-ph/0602258","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0602258","created_at":"2026-07-04T15:17:30Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0602258v1","created_at":"2026-07-04T15:17:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0602258","created_at":"2026-07-04T15:17:30Z"},{"alias_kind":"pith_short_12","alias_value":"G5ES6EUIHTNB","created_at":"2026-07-04T15:17:30Z"},{"alias_kind":"pith_short_16","alias_value":"G5ES6EUIHTNBBTF6","created_at":"2026-07-04T15:17:30Z"},{"alias_kind":"pith_short_8","alias_value":"G5ES6EUI","created_at":"2026-07-04T15:17:30Z"}],"graph_snapshots":[{"event_id":"sha256:f85b680038ac5f944300dcd8070e9dff09d147aacbe6e0e55653f920d210d551","target":"graph","created_at":"2026-07-04T15:17:30Z","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/astro-ph/0602258/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Galaxy clusters might be sources of TeV gamma rays emitted by high-energy protons and electrons accelerated by large scale structure formation shocks, galactic winds, or active galactic nuclei. Furthermore, gamma rays may be produced in dark matter particle annihilation processes at the cluster cores. We report on observations of the galaxy clusters Perseus and Abell 2029 using the 10 m Whipple Cherenkov telescope during the 2003-2004 and 2004-2005 observing seasons. We apply a two-dimensional analysis technique to scrutinize the clusters for TeV emission. In this paper we first determine flux","authors_text":"A. D. Falcone, D. A. Williams, D. B. Kieda, D. Hanna, D. Horan, D. Steele, F. Krennrich, G. Blaylock, G. E. Kenny, G. H. Gillanders, G. H. Sembroski, G. Maier, H. Krawczynski, H. M. Badran, J. Grube, J. Hall, J. Holder, J. Kildea, J. P. Finley, J. S. Perkins, K. J. Gutierrez, K. Kosack, K. Ragan, L. F. Fortson, L. Valcarcel, M. J. Lang, M. K. Daniel, M. Kertzman, M. Pohl, P. Cogan, P. Fortin, P. F. Rebillot, P. Moriarty, R. A. Ong, S. B. Hughes, S. J. Fegan, S. LeBohec, S. M. Bradbury, S. P. Swordy, S. P. Wakely, T. C. Weekes, V. V. Vassiliev, W. Cui, Y. C. K. Chow","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2006-02-13T17:07:22Z","title":"TeV Gamma-Ray Observations of the Perseus and Abell 2029 Galaxy Clusters"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0602258","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":"sha256:599ca21bb76f9f980f0723c12a9ddb3be3eb361e293c49432679c9f49ce75b2b","target":"record","created_at":"2026-07-04T15:17:30Z","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":"eeafab4f2596575fa642e48281924e72bb65bb1f61d1f5b89de6ab74ee169ad1","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2006-02-13T17:07:22Z","title_canon_sha256":"602a8781efbdef412b911e937d99d93edc58e361feaed1f76afca5d12251d896"},"schema_version":"1.0","source":{"id":"astro-ph/0602258","kind":"arxiv","version":1}},"canonical_sha256":"37492f12883cda10ccbee9df45795e04422c77d009b9814442a394b211de5fde","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"37492f12883cda10ccbee9df45795e04422c77d009b9814442a394b211de5fde","first_computed_at":"2026-07-04T15:17:30.054948Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T15:17:30.054948Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"vSwOk97FJVNPBXjVHfxHN5rStGvSEz6aRYQp94VdZTwh4OpkuXtNtcud06rhb6Nla5SOhJniteomgeubR6f7Ag==","signature_status":"signed_v1","signed_at":"2026-07-04T15:17:30.055416Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/0602258","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:599ca21bb76f9f980f0723c12a9ddb3be3eb361e293c49432679c9f49ce75b2b","sha256:f85b680038ac5f944300dcd8070e9dff09d147aacbe6e0e55653f920d210d551"],"state_sha256":"48f88230c1bc80a8ad099c52e335237753c1bcbff61a4bc41afdf91aac348c5f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0ApTeQoPmN/XsXz/eOq4K14dIkevVTbruHSkCM7aMkBwW7g+nHSzj3Gt154lvU6DD6fP/84Kem3Atfw0kg4eDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-05T10:34:12.189707Z","bundle_sha256":"cba961a51e4f7f30f591824a133041aaa00e4ea4f5298466cc4b829bd74454c8"}}