{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2009:AFAKWPRSE2ASBJ34ZQIPUHM2JQ","short_pith_number":"pith:AFAKWPRS","canonical_record":{"source":{"id":"0901.0415","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2009-01-05T10:26:25Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"78378ce883d5382b2fbfa49ffa5d3502aa8b1b97e1d1bf18365e8a152ccfbdac","abstract_canon_sha256":"81256634eedc21cf54776ad36b9ed6ee114b8f4a3cf7ef231297188c169faa4c"},"schema_version":"1.0"},"canonical_sha256":"0140ab3e32268120a77ccc10fa1d9a4c0112e28b3c9378332a6b24dd2c65514a","source":{"kind":"arxiv","id":"0901.0415","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0901.0415","created_at":"2026-05-18T04:29:24Z"},{"alias_kind":"arxiv_version","alias_value":"0901.0415v2","created_at":"2026-05-18T04:29:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0901.0415","created_at":"2026-05-18T04:29:24Z"},{"alias_kind":"pith_short_12","alias_value":"AFAKWPRSE2AS","created_at":"2026-05-18T12:25:58Z"},{"alias_kind":"pith_short_16","alias_value":"AFAKWPRSE2ASBJ34","created_at":"2026-05-18T12:25:58Z"},{"alias_kind":"pith_short_8","alias_value":"AFAKWPRS","created_at":"2026-05-18T12:25:58Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2009:AFAKWPRSE2ASBJ34ZQIPUHM2JQ","target":"record","payload":{"canonical_record":{"source":{"id":"0901.0415","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2009-01-05T10:26:25Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"78378ce883d5382b2fbfa49ffa5d3502aa8b1b97e1d1bf18365e8a152ccfbdac","abstract_canon_sha256":"81256634eedc21cf54776ad36b9ed6ee114b8f4a3cf7ef231297188c169faa4c"},"schema_version":"1.0"},"canonical_sha256":"0140ab3e32268120a77ccc10fa1d9a4c0112e28b3c9378332a6b24dd2c65514a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:29:24.212005Z","signature_b64":"gHZXaxELLSHQsBKWYLziaO1dMp7eD894mKqA1qlnAHIitl5cHUzkPHjxOwRUnOgPvZDCG6bzNN8sKXHPTtAnAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0140ab3e32268120a77ccc10fa1d9a4c0112e28b3c9378332a6b24dd2c65514a","last_reissued_at":"2026-05-18T04:29:24.211542Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:29:24.211542Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0901.0415","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":"2026-05-18T04:29:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"AJ0NKGTO5jzLSiMOK1tcsGs77RCMkRwLTL5/B7dVYAkhVNZY7rT6nJ+Z9e8ig7fDj3Mcc6EOoc2rrt18hbEPAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-23T01:23:17.370687Z"},"content_sha256":"14d3244e057f037beabee846313fc4a616e87ed27c251c0e8854dcbe602e1473","schema_version":"1.0","event_id":"sha256:14d3244e057f037beabee846313fc4a616e87ed27c251c0e8854dcbe602e1473"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2009:AFAKWPRSE2ASBJ34ZQIPUHM2JQ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Constraints on the Intracluster Dust Emission in the Coma Cluster of Galaxies","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"astro-ph.GA","authors_text":"H. Kaneda, H. Nagata, H. Takahashi, K. Yamada, N. Ota, T. Kitayama, T. Onaka, Y. Ito, Y. Okada, Y. Y. Tajiri","submitted_at":"2009-01-05T10:26:25Z","abstract_excerpt":"We have undertaken a search for the infrared emission from the intracluster dust in the Coma cluster of galaxies by the Multiband Imaging Photometer for Spitzer. Our observations yield the deepest mid and far-infrared images of a galaxy cluster ever achieved. In each of the three bands, we have not detected a signature of the central excess component in contrast to the previous report on the detection by Infrared Space Observatory (ISO). We still find that the brightness ratio between 70 and 160 microns shows a marginal sign of the central excess, in qualitative agreement with the ISO result. "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0901.0415","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":""},"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":"2026-05-18T04:29:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"faSkOJinrangiYOuUsu5G0+b4Yp9hpXO9uOod2bkvLd4IQpFoKg+sJoOlHSYN48a/vb6xuNO/RJwMefeA7YsBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-23T01:23:17.371087Z"},"content_sha256":"f959fd312c10e47a71926211fa0b0abcc53d645f9e4d9594d3fec1eb14184fd6","schema_version":"1.0","event_id":"sha256:f959fd312c10e47a71926211fa0b0abcc53d645f9e4d9594d3fec1eb14184fd6"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/AFAKWPRSE2ASBJ34ZQIPUHM2JQ/bundle.json","state_url":"https://pith.science/pith/AFAKWPRSE2ASBJ34ZQIPUHM2JQ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/AFAKWPRSE2ASBJ34ZQIPUHM2JQ/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":"2026-05-23T01:23:17Z","links":{"resolver":"https://pith.science/pith/AFAKWPRSE2ASBJ34ZQIPUHM2JQ","bundle":"https://pith.science/pith/AFAKWPRSE2ASBJ34ZQIPUHM2JQ/bundle.json","state":"https://pith.science/pith/AFAKWPRSE2ASBJ34ZQIPUHM2JQ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/AFAKWPRSE2ASBJ34ZQIPUHM2JQ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2009:AFAKWPRSE2ASBJ34ZQIPUHM2JQ","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":"81256634eedc21cf54776ad36b9ed6ee114b8f4a3cf7ef231297188c169faa4c","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2009-01-05T10:26:25Z","title_canon_sha256":"78378ce883d5382b2fbfa49ffa5d3502aa8b1b97e1d1bf18365e8a152ccfbdac"},"schema_version":"1.0","source":{"id":"0901.0415","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0901.0415","created_at":"2026-05-18T04:29:24Z"},{"alias_kind":"arxiv_version","alias_value":"0901.0415v2","created_at":"2026-05-18T04:29:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0901.0415","created_at":"2026-05-18T04:29:24Z"},{"alias_kind":"pith_short_12","alias_value":"AFAKWPRSE2AS","created_at":"2026-05-18T12:25:58Z"},{"alias_kind":"pith_short_16","alias_value":"AFAKWPRSE2ASBJ34","created_at":"2026-05-18T12:25:58Z"},{"alias_kind":"pith_short_8","alias_value":"AFAKWPRS","created_at":"2026-05-18T12:25:58Z"}],"graph_snapshots":[{"event_id":"sha256:f959fd312c10e47a71926211fa0b0abcc53d645f9e4d9594d3fec1eb14184fd6","target":"graph","created_at":"2026-05-18T04:29:24Z","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":"We have undertaken a search for the infrared emission from the intracluster dust in the Coma cluster of galaxies by the Multiband Imaging Photometer for Spitzer. Our observations yield the deepest mid and far-infrared images of a galaxy cluster ever achieved. In each of the three bands, we have not detected a signature of the central excess component in contrast to the previous report on the detection by Infrared Space Observatory (ISO). We still find that the brightness ratio between 70 and 160 microns shows a marginal sign of the central excess, in qualitative agreement with the ISO result. ","authors_text":"H. Kaneda, H. Nagata, H. Takahashi, K. Yamada, N. Ota, T. Kitayama, T. Onaka, Y. Ito, Y. Okada, Y. Y. Tajiri","cross_cats":["astro-ph.CO"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2009-01-05T10:26:25Z","title":"Constraints on the Intracluster Dust Emission in the Coma Cluster of Galaxies"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0901.0415","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":"sha256:14d3244e057f037beabee846313fc4a616e87ed27c251c0e8854dcbe602e1473","target":"record","created_at":"2026-05-18T04:29:24Z","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":"81256634eedc21cf54776ad36b9ed6ee114b8f4a3cf7ef231297188c169faa4c","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2009-01-05T10:26:25Z","title_canon_sha256":"78378ce883d5382b2fbfa49ffa5d3502aa8b1b97e1d1bf18365e8a152ccfbdac"},"schema_version":"1.0","source":{"id":"0901.0415","kind":"arxiv","version":2}},"canonical_sha256":"0140ab3e32268120a77ccc10fa1d9a4c0112e28b3c9378332a6b24dd2c65514a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0140ab3e32268120a77ccc10fa1d9a4c0112e28b3c9378332a6b24dd2c65514a","first_computed_at":"2026-05-18T04:29:24.211542Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:29:24.211542Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"gHZXaxELLSHQsBKWYLziaO1dMp7eD894mKqA1qlnAHIitl5cHUzkPHjxOwRUnOgPvZDCG6bzNN8sKXHPTtAnAw==","signature_status":"signed_v1","signed_at":"2026-05-18T04:29:24.212005Z","signed_message":"canonical_sha256_bytes"},"source_id":"0901.0415","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:14d3244e057f037beabee846313fc4a616e87ed27c251c0e8854dcbe602e1473","sha256:f959fd312c10e47a71926211fa0b0abcc53d645f9e4d9594d3fec1eb14184fd6"],"state_sha256":"f3c0748f7084961083316ba224aa6bf52464b47a4f6927fa9274fef930f6f4ff"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5ADJ5vUzXul0s4+P34GV6YuOUXvCCoKYY73S1Zt0zRASS9sDevHZa2VEBlFJ07GINqC203KAZzAmyKIelnp5AQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-23T01:23:17.374717Z","bundle_sha256":"564227830464adc2a26fc7f35416d70aeed0738e4faeaf33eefa56516ba293c7"}}