{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2009:ORKYPIPEH2NYZETHCBU2KFOPQS","short_pith_number":"pith:ORKYPIPE","canonical_record":{"source":{"id":"0911.1946","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2009-11-10T16:59:23Z","cross_cats_sorted":[],"title_canon_sha256":"b9e582349c23e314daffcf4a87a7b2b9ad454ae9e55456b1c1acaf8224072687","abstract_canon_sha256":"7e1d4c2ccd6458714d8b6c5941e9e15fcbd985aab81a9351bf97c83c094aa059"},"schema_version":"1.0"},"canonical_sha256":"745587a1e43e9b8c92671069a515cf848a5a21d81e6dbfc6f4a48ff6157a2438","source":{"kind":"arxiv","id":"0911.1946","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0911.1946","created_at":"2026-05-18T02:10:49Z"},{"alias_kind":"arxiv_version","alias_value":"0911.1946v1","created_at":"2026-05-18T02:10:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0911.1946","created_at":"2026-05-18T02:10:49Z"},{"alias_kind":"pith_short_12","alias_value":"ORKYPIPEH2NY","created_at":"2026-05-18T12:26:01Z"},{"alias_kind":"pith_short_16","alias_value":"ORKYPIPEH2NYZETH","created_at":"2026-05-18T12:26:01Z"},{"alias_kind":"pith_short_8","alias_value":"ORKYPIPE","created_at":"2026-05-18T12:26:01Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2009:ORKYPIPEH2NYZETHCBU2KFOPQS","target":"record","payload":{"canonical_record":{"source":{"id":"0911.1946","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2009-11-10T16:59:23Z","cross_cats_sorted":[],"title_canon_sha256":"b9e582349c23e314daffcf4a87a7b2b9ad454ae9e55456b1c1acaf8224072687","abstract_canon_sha256":"7e1d4c2ccd6458714d8b6c5941e9e15fcbd985aab81a9351bf97c83c094aa059"},"schema_version":"1.0"},"canonical_sha256":"745587a1e43e9b8c92671069a515cf848a5a21d81e6dbfc6f4a48ff6157a2438","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:10:49.037049Z","signature_b64":"sgHxxP6VnoyBhUCg7wGe0D4rMNr1v1Kmw5JICgXmv0VjNGglPcTRW6DVJENz0afe6IJRI7JHOWDhtM/UCH/KDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"745587a1e43e9b8c92671069a515cf848a5a21d81e6dbfc6f4a48ff6157a2438","last_reissued_at":"2026-05-18T02:10:49.036288Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:10:49.036288Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0911.1946","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":"2026-05-18T02:10:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9CFt1sL/QNWGSkOlF8kLQWlJ+0M4S6F7JlPKTpfO67D2tLeQccu3PqXOtZs13HhF6o7J/xqq64JHOD9GSIcEDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T13:40:03.149998Z"},"content_sha256":"141a9a82764654a8e55b32f7da757f071ccd926d0e91ba4a422f0c2102f5a6e5","schema_version":"1.0","event_id":"sha256:141a9a82764654a8e55b32f7da757f071ccd926d0e91ba4a422f0c2102f5a6e5"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2009:ORKYPIPEH2NYZETHCBU2KFOPQS","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"X-ray Point Sources and Radio Galaxies in Clusters: Source of Distributed Heating of the ICM?","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Boulder, CO), Eric J. Hallman (Center for Astrophysics, John T. Stocke, Quyen N. Hart, Space Astronomy, University of Colorado","submitted_at":"2009-11-10T16:59:23Z","abstract_excerpt":"In our ongoing multi-wavelength study of cluster AGN, we find ~75% of the spectroscopically identified cluster X-ray point sources (XPS) with L(0.3-8.0keV)>10^{42} erg s^{-1} and cluster radio galaxies with P(1.4 GHz) > 3x10^{23} W Hz^{-1} in 11 moderate redshift clusters (0.2<z<0.4) are located within 500 kpc from the cluster center. In addition, these sources are much more centrally concentrated than luminous cluster red sequence (CRS) galaxies. With the exception of one luminous X-ray source, we find that cluster XPSs are hosted by passive red sequence galaxies, have X-ray colors consistent"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0911.1946","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":""},"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":"2026-05-18T02:10:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Mg0UJzvRZ3di/Od3juAtSjdJVEEi0ghDNQnbekraxoD1lOphPqfuGcRqnGGFcZayZ8bYO9/WiBisTSUqVAfiAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T13:40:03.150699Z"},"content_sha256":"6ea06df12505a8278b71359142d6ed9fd7bd74a9c6239ce9a2a2748f5678f41a","schema_version":"1.0","event_id":"sha256:6ea06df12505a8278b71359142d6ed9fd7bd74a9c6239ce9a2a2748f5678f41a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ORKYPIPEH2NYZETHCBU2KFOPQS/bundle.json","state_url":"https://pith.science/pith/ORKYPIPEH2NYZETHCBU2KFOPQS/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ORKYPIPEH2NYZETHCBU2KFOPQS/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":"2026-05-25T13:40:03Z","links":{"resolver":"https://pith.science/pith/ORKYPIPEH2NYZETHCBU2KFOPQS","bundle":"https://pith.science/pith/ORKYPIPEH2NYZETHCBU2KFOPQS/bundle.json","state":"https://pith.science/pith/ORKYPIPEH2NYZETHCBU2KFOPQS/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ORKYPIPEH2NYZETHCBU2KFOPQS/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2009:ORKYPIPEH2NYZETHCBU2KFOPQS","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":"7e1d4c2ccd6458714d8b6c5941e9e15fcbd985aab81a9351bf97c83c094aa059","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2009-11-10T16:59:23Z","title_canon_sha256":"b9e582349c23e314daffcf4a87a7b2b9ad454ae9e55456b1c1acaf8224072687"},"schema_version":"1.0","source":{"id":"0911.1946","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0911.1946","created_at":"2026-05-18T02:10:49Z"},{"alias_kind":"arxiv_version","alias_value":"0911.1946v1","created_at":"2026-05-18T02:10:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0911.1946","created_at":"2026-05-18T02:10:49Z"},{"alias_kind":"pith_short_12","alias_value":"ORKYPIPEH2NY","created_at":"2026-05-18T12:26:01Z"},{"alias_kind":"pith_short_16","alias_value":"ORKYPIPEH2NYZETH","created_at":"2026-05-18T12:26:01Z"},{"alias_kind":"pith_short_8","alias_value":"ORKYPIPE","created_at":"2026-05-18T12:26:01Z"}],"graph_snapshots":[{"event_id":"sha256:6ea06df12505a8278b71359142d6ed9fd7bd74a9c6239ce9a2a2748f5678f41a","target":"graph","created_at":"2026-05-18T02:10:49Z","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"},"paper":{"abstract_excerpt":"In our ongoing multi-wavelength study of cluster AGN, we find ~75% of the spectroscopically identified cluster X-ray point sources (XPS) with L(0.3-8.0keV)>10^{42} erg s^{-1} and cluster radio galaxies with P(1.4 GHz) > 3x10^{23} W Hz^{-1} in 11 moderate redshift clusters (0.2<z<0.4) are located within 500 kpc from the cluster center. In addition, these sources are much more centrally concentrated than luminous cluster red sequence (CRS) galaxies. With the exception of one luminous X-ray source, we find that cluster XPSs are hosted by passive red sequence galaxies, have X-ray colors consistent","authors_text":"Boulder, CO), Eric J. Hallman (Center for Astrophysics, John T. Stocke, Quyen N. Hart, Space Astronomy, University of Colorado","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2009-11-10T16:59:23Z","title":"X-ray Point Sources and Radio Galaxies in Clusters: Source of Distributed Heating of the ICM?"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0911.1946","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":"sha256:141a9a82764654a8e55b32f7da757f071ccd926d0e91ba4a422f0c2102f5a6e5","target":"record","created_at":"2026-05-18T02:10:49Z","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":"7e1d4c2ccd6458714d8b6c5941e9e15fcbd985aab81a9351bf97c83c094aa059","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2009-11-10T16:59:23Z","title_canon_sha256":"b9e582349c23e314daffcf4a87a7b2b9ad454ae9e55456b1c1acaf8224072687"},"schema_version":"1.0","source":{"id":"0911.1946","kind":"arxiv","version":1}},"canonical_sha256":"745587a1e43e9b8c92671069a515cf848a5a21d81e6dbfc6f4a48ff6157a2438","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"745587a1e43e9b8c92671069a515cf848a5a21d81e6dbfc6f4a48ff6157a2438","first_computed_at":"2026-05-18T02:10:49.036288Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:10:49.036288Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"sgHxxP6VnoyBhUCg7wGe0D4rMNr1v1Kmw5JICgXmv0VjNGglPcTRW6DVJENz0afe6IJRI7JHOWDhtM/UCH/KDg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:10:49.037049Z","signed_message":"canonical_sha256_bytes"},"source_id":"0911.1946","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:141a9a82764654a8e55b32f7da757f071ccd926d0e91ba4a422f0c2102f5a6e5","sha256:6ea06df12505a8278b71359142d6ed9fd7bd74a9c6239ce9a2a2748f5678f41a"],"state_sha256":"62fe23cd55df2960f30d0981acc7436e44893d1c44333c2d4802e55212bf8f31"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RY3YSDvjzCVJMGnlVTjmcsjKzNexgN8AaefVbtSC1br5A7gwbleVXl7+ZttSXnBRrFBM2YixbkSA0RBYIVOaDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T13:40:03.154406Z","bundle_sha256":"73153ef8566340001600b1ffd79bee9e49c823dd64f7fbed3e784cd716742d39"}}