{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:WHYHL5WSBCYLILHJBJSTJJNSXO","short_pith_number":"pith:WHYHL5WS","canonical_record":{"source":{"id":"2011.12992","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2020-11-25T19:32:34Z","cross_cats_sorted":[],"title_canon_sha256":"859c094f8185c35ec0576ce5b73d37029bc0315630b5093a8c9c45df46a1bf3c","abstract_canon_sha256":"525ee6b5d9d9b1f35aeed5817e3d8988f3d41d42179319b09023febdd38fbb0c"},"schema_version":"1.0"},"canonical_sha256":"b1f075f6d208b0b42ce90a6534a5b2bbbf0418d6b9e83071d327161e85093011","source":{"kind":"arxiv","id":"2011.12992","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2011.12992","created_at":"2026-07-05T02:13:55Z"},{"alias_kind":"arxiv_version","alias_value":"2011.12992v1","created_at":"2026-07-05T02:13:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2011.12992","created_at":"2026-07-05T02:13:55Z"},{"alias_kind":"pith_short_12","alias_value":"WHYHL5WSBCYL","created_at":"2026-07-05T02:13:55Z"},{"alias_kind":"pith_short_16","alias_value":"WHYHL5WSBCYLILHJ","created_at":"2026-07-05T02:13:55Z"},{"alias_kind":"pith_short_8","alias_value":"WHYHL5WS","created_at":"2026-07-05T02:13:55Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:WHYHL5WSBCYLILHJBJSTJJNSXO","target":"record","payload":{"canonical_record":{"source":{"id":"2011.12992","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2020-11-25T19:32:34Z","cross_cats_sorted":[],"title_canon_sha256":"859c094f8185c35ec0576ce5b73d37029bc0315630b5093a8c9c45df46a1bf3c","abstract_canon_sha256":"525ee6b5d9d9b1f35aeed5817e3d8988f3d41d42179319b09023febdd38fbb0c"},"schema_version":"1.0"},"canonical_sha256":"b1f075f6d208b0b42ce90a6534a5b2bbbf0418d6b9e83071d327161e85093011","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:13:55.365227Z","signature_b64":"SK0qPoP6uzXmZIOSMEFSAWquEDnJSVA9CmrZQc6FKwtuxUrVoiDjiz5rV3l3HBdeQcLNa5A8xFsA15565umKAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b1f075f6d208b0b42ce90a6534a5b2bbbf0418d6b9e83071d327161e85093011","last_reissued_at":"2026-07-05T02:13:55.364812Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:13:55.364812Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2011.12992","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":"2026-07-05T02:13:55Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ph7/OWofpkbrOvD05ACuEsNQ+LYEtwa4PiXTgYPmW0Mf2WCax5ANVFxv13SWonpaLQlcqnrTJ6rjXnaTtBn/Dg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-26T08:46:10.689996Z"},"content_sha256":"9380fe1180f275abcc1380b431a455cd04c56b5c4647bb450794531d5bdeaab2","schema_version":"1.0","event_id":"sha256:9380fe1180f275abcc1380b431a455cd04c56b5c4647bb450794531d5bdeaab2"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:WHYHL5WSBCYLILHJBJSTJJNSXO","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Photometric dissection of Intracluster Light and its correlations with host cluster properties","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"A. Riffeser, C. Goessl, C. Ries, M. Kluge, M. Schmidt, R. Bender, U. Hopp","submitted_at":"2020-11-25T19:32:34Z","abstract_excerpt":"We explore several ways to dissect Brightest Cluster Galaxies (BCGs) and their surrounding Intracluster Light (ICL) using a surface brightness cut, a luminosity cut, excess light above a de Vaucouleurs profile, or a double S\\'ersic decomposition. Assuming that all light above $M<-21.85~g'~\\rm{mag}$ is attributable to the ICL, we find an average ICL fraction of $f^{\\rm MT}_{\\rm ICL}=71\\pm22\\%$ of all diffuse light centered on the BCG to belong to the ICL. Likewise, if we assume all light fainter than $\\rm{SB}>27$ $g'$ mag arcsec$^{-2}$ to belong to the ICL, the average ICL fraction is $f^{\\rm S"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2011.12992","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/2011.12992/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":"2026-07-05T02:13:55Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"AmoXZCQsq9bDWdnc1vXkVIUtWMzUo5qnWDdxhT+1h7NT5K9tHqTptQkmmgOjW9kux7gpqfS64vOYB/+Flni+Dg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-26T08:46:10.690389Z"},"content_sha256":"b20fc9a851ef9eecc666200899622af7ca09056de851041bcd3a2ece06d61f19","schema_version":"1.0","event_id":"sha256:b20fc9a851ef9eecc666200899622af7ca09056de851041bcd3a2ece06d61f19"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/WHYHL5WSBCYLILHJBJSTJJNSXO/bundle.json","state_url":"https://pith.science/pith/WHYHL5WSBCYLILHJBJSTJJNSXO/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/WHYHL5WSBCYLILHJBJSTJJNSXO/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":"2026-07-26T08:46:10Z","links":{"resolver":"https://pith.science/pith/WHYHL5WSBCYLILHJBJSTJJNSXO","bundle":"https://pith.science/pith/WHYHL5WSBCYLILHJBJSTJJNSXO/bundle.json","state":"https://pith.science/pith/WHYHL5WSBCYLILHJBJSTJJNSXO/state.json","well_known_bundle":"https://pith.science/.well-known/pith/WHYHL5WSBCYLILHJBJSTJJNSXO/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:WHYHL5WSBCYLILHJBJSTJJNSXO","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":"525ee6b5d9d9b1f35aeed5817e3d8988f3d41d42179319b09023febdd38fbb0c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2020-11-25T19:32:34Z","title_canon_sha256":"859c094f8185c35ec0576ce5b73d37029bc0315630b5093a8c9c45df46a1bf3c"},"schema_version":"1.0","source":{"id":"2011.12992","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2011.12992","created_at":"2026-07-05T02:13:55Z"},{"alias_kind":"arxiv_version","alias_value":"2011.12992v1","created_at":"2026-07-05T02:13:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2011.12992","created_at":"2026-07-05T02:13:55Z"},{"alias_kind":"pith_short_12","alias_value":"WHYHL5WSBCYL","created_at":"2026-07-05T02:13:55Z"},{"alias_kind":"pith_short_16","alias_value":"WHYHL5WSBCYLILHJ","created_at":"2026-07-05T02:13:55Z"},{"alias_kind":"pith_short_8","alias_value":"WHYHL5WS","created_at":"2026-07-05T02:13:55Z"}],"graph_snapshots":[{"event_id":"sha256:b20fc9a851ef9eecc666200899622af7ca09056de851041bcd3a2ece06d61f19","target":"graph","created_at":"2026-07-05T02:13:55Z","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/2011.12992/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We explore several ways to dissect Brightest Cluster Galaxies (BCGs) and their surrounding Intracluster Light (ICL) using a surface brightness cut, a luminosity cut, excess light above a de Vaucouleurs profile, or a double S\\'ersic decomposition. Assuming that all light above $M<-21.85~g'~\\rm{mag}$ is attributable to the ICL, we find an average ICL fraction of $f^{\\rm MT}_{\\rm ICL}=71\\pm22\\%$ of all diffuse light centered on the BCG to belong to the ICL. Likewise, if we assume all light fainter than $\\rm{SB}>27$ $g'$ mag arcsec$^{-2}$ to belong to the ICL, the average ICL fraction is $f^{\\rm S","authors_text":"A. Riffeser, C. Goessl, C. Ries, M. Kluge, M. Schmidt, R. Bender, U. Hopp","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2020-11-25T19:32:34Z","title":"Photometric dissection of Intracluster Light and its correlations with host cluster properties"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2011.12992","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":"sha256:9380fe1180f275abcc1380b431a455cd04c56b5c4647bb450794531d5bdeaab2","target":"record","created_at":"2026-07-05T02:13:55Z","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":"525ee6b5d9d9b1f35aeed5817e3d8988f3d41d42179319b09023febdd38fbb0c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2020-11-25T19:32:34Z","title_canon_sha256":"859c094f8185c35ec0576ce5b73d37029bc0315630b5093a8c9c45df46a1bf3c"},"schema_version":"1.0","source":{"id":"2011.12992","kind":"arxiv","version":1}},"canonical_sha256":"b1f075f6d208b0b42ce90a6534a5b2bbbf0418d6b9e83071d327161e85093011","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b1f075f6d208b0b42ce90a6534a5b2bbbf0418d6b9e83071d327161e85093011","first_computed_at":"2026-07-05T02:13:55.364812Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T02:13:55.364812Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"SK0qPoP6uzXmZIOSMEFSAWquEDnJSVA9CmrZQc6FKwtuxUrVoiDjiz5rV3l3HBdeQcLNa5A8xFsA15565umKAA==","signature_status":"signed_v1","signed_at":"2026-07-05T02:13:55.365227Z","signed_message":"canonical_sha256_bytes"},"source_id":"2011.12992","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9380fe1180f275abcc1380b431a455cd04c56b5c4647bb450794531d5bdeaab2","sha256:b20fc9a851ef9eecc666200899622af7ca09056de851041bcd3a2ece06d61f19"],"state_sha256":"e39af998b4456855c62fef132902b142d6e8cdc2ba660c3155b207f0acd4962e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"p3nRzlHu8GBqzQpXefLJzDvwnEhIojT34Bx7o9t7golV8/JzxKThxOlSJWUoWviY1BjwSDKC0XX3/j4UDOOcCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-26T08:46:10.693006Z","bundle_sha256":"3434465f92d48a75e6f830639ea359b3352971a94d7e63ac3e62e56a51714d64"}}