{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:KOV7Z3NKZISUDMEADGER7CIJC7","short_pith_number":"pith:KOV7Z3NK","canonical_record":{"source":{"id":"1202.2357","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2012-02-10T21:00:01Z","cross_cats_sorted":[],"title_canon_sha256":"65b330ab50de09fe315e12a167de983dd7b7a41e5260879d1f85dba3b73d9b4a","abstract_canon_sha256":"5376664655245f24e6a568ae321a27f62fd4b23c3e89f9e98442a07b0553312a"},"schema_version":"1.0"},"canonical_sha256":"53abfcedaaca2541b08019891f890917e5b364a266544ce5bd0545c79ff543d9","source":{"kind":"arxiv","id":"1202.2357","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1202.2357","created_at":"2026-05-18T01:58:31Z"},{"alias_kind":"arxiv_version","alias_value":"1202.2357v1","created_at":"2026-05-18T01:58:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1202.2357","created_at":"2026-05-18T01:58:31Z"},{"alias_kind":"pith_short_12","alias_value":"KOV7Z3NKZISU","created_at":"2026-05-18T12:27:11Z"},{"alias_kind":"pith_short_16","alias_value":"KOV7Z3NKZISUDMEA","created_at":"2026-05-18T12:27:11Z"},{"alias_kind":"pith_short_8","alias_value":"KOV7Z3NK","created_at":"2026-05-18T12:27:11Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:KOV7Z3NKZISUDMEADGER7CIJC7","target":"record","payload":{"canonical_record":{"source":{"id":"1202.2357","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2012-02-10T21:00:01Z","cross_cats_sorted":[],"title_canon_sha256":"65b330ab50de09fe315e12a167de983dd7b7a41e5260879d1f85dba3b73d9b4a","abstract_canon_sha256":"5376664655245f24e6a568ae321a27f62fd4b23c3e89f9e98442a07b0553312a"},"schema_version":"1.0"},"canonical_sha256":"53abfcedaaca2541b08019891f890917e5b364a266544ce5bd0545c79ff543d9","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:58:31.173337Z","signature_b64":"0JFY0n1h9qwa4cT/PfJhAuOC7WzKa93AF88/j0948BFgSOBn8ePonpfKl9abM+nRzGEyPhzSyAA6R7f+C8pWBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"53abfcedaaca2541b08019891f890917e5b364a266544ce5bd0545c79ff543d9","last_reissued_at":"2026-05-18T01:58:31.172919Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:58:31.172919Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1202.2357","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":"2026-05-18T01:58:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gktOH9vmNCnfzY6cM6WEYcLzH22nta2HnrxlYxYIM6LdPOtXBXX7QlrthxVL9COC0KHlVgcrNODlXeQ/qDx3Cw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T11:49:28.572908Z"},"content_sha256":"a2864bf2c55355805e31189938fd16cf7cd33d96735c7663cea1316f2bda7b3f","schema_version":"1.0","event_id":"sha256:a2864bf2c55355805e31189938fd16cf7cd33d96735c7663cea1316f2bda7b3f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:KOV7Z3NKZISUDMEADGER7CIJC7","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Shallow Dark Matter Cusps in Galaxy Clusters","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Chervin F. P. Laporte, Mateusz Ruszkowski, Simon D. M. White, Thorsten Naab, Volker Springel","submitted_at":"2012-02-10T21:00:01Z","abstract_excerpt":"We study the evolution of the stellar and dark matter components in a galaxy cluster of $10^{15} \\, \\rm{M_{\\odot}}$ from $z=3$ to the present epoch using the high-resolution collisionless simulations of Ruszkowski & Springel (2009). At $z=3$ the dominant progenitor halos were populated with spherical model galaxies with and without accounting for adiabatic contraction. We apply a weighting scheme which allows us to change the relative amount of dark and stellar material assigned to each simulation particle in order to produce luminous properties which agree better with abundance matching argum"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1202.2357","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":"2026-05-18T01:58:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"VjPZuworGwlblppqWwIWtjqp64JVe8m9hNh4wkTeBYXq4MfCRcqrq7D76TSLX6M4/yJCIiJ/by1KKvEHT0L0BA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T11:49:28.573599Z"},"content_sha256":"ac65c1d59cb410c272d4375c66eb7af757b01cd7396986d87309d40bfbd2cdd3","schema_version":"1.0","event_id":"sha256:ac65c1d59cb410c272d4375c66eb7af757b01cd7396986d87309d40bfbd2cdd3"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/KOV7Z3NKZISUDMEADGER7CIJC7/bundle.json","state_url":"https://pith.science/pith/KOV7Z3NKZISUDMEADGER7CIJC7/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/KOV7Z3NKZISUDMEADGER7CIJC7/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":"2026-05-26T11:49:28Z","links":{"resolver":"https://pith.science/pith/KOV7Z3NKZISUDMEADGER7CIJC7","bundle":"https://pith.science/pith/KOV7Z3NKZISUDMEADGER7CIJC7/bundle.json","state":"https://pith.science/pith/KOV7Z3NKZISUDMEADGER7CIJC7/state.json","well_known_bundle":"https://pith.science/.well-known/pith/KOV7Z3NKZISUDMEADGER7CIJC7/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:KOV7Z3NKZISUDMEADGER7CIJC7","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":"5376664655245f24e6a568ae321a27f62fd4b23c3e89f9e98442a07b0553312a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2012-02-10T21:00:01Z","title_canon_sha256":"65b330ab50de09fe315e12a167de983dd7b7a41e5260879d1f85dba3b73d9b4a"},"schema_version":"1.0","source":{"id":"1202.2357","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1202.2357","created_at":"2026-05-18T01:58:31Z"},{"alias_kind":"arxiv_version","alias_value":"1202.2357v1","created_at":"2026-05-18T01:58:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1202.2357","created_at":"2026-05-18T01:58:31Z"},{"alias_kind":"pith_short_12","alias_value":"KOV7Z3NKZISU","created_at":"2026-05-18T12:27:11Z"},{"alias_kind":"pith_short_16","alias_value":"KOV7Z3NKZISUDMEA","created_at":"2026-05-18T12:27:11Z"},{"alias_kind":"pith_short_8","alias_value":"KOV7Z3NK","created_at":"2026-05-18T12:27:11Z"}],"graph_snapshots":[{"event_id":"sha256:ac65c1d59cb410c272d4375c66eb7af757b01cd7396986d87309d40bfbd2cdd3","target":"graph","created_at":"2026-05-18T01:58:31Z","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 study the evolution of the stellar and dark matter components in a galaxy cluster of $10^{15} \\, \\rm{M_{\\odot}}$ from $z=3$ to the present epoch using the high-resolution collisionless simulations of Ruszkowski & Springel (2009). At $z=3$ the dominant progenitor halos were populated with spherical model galaxies with and without accounting for adiabatic contraction. We apply a weighting scheme which allows us to change the relative amount of dark and stellar material assigned to each simulation particle in order to produce luminous properties which agree better with abundance matching argum","authors_text":"Chervin F. P. Laporte, Mateusz Ruszkowski, Simon D. M. White, Thorsten Naab, Volker Springel","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2012-02-10T21:00:01Z","title":"Shallow Dark Matter Cusps in Galaxy Clusters"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1202.2357","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:a2864bf2c55355805e31189938fd16cf7cd33d96735c7663cea1316f2bda7b3f","target":"record","created_at":"2026-05-18T01:58:31Z","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":"5376664655245f24e6a568ae321a27f62fd4b23c3e89f9e98442a07b0553312a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2012-02-10T21:00:01Z","title_canon_sha256":"65b330ab50de09fe315e12a167de983dd7b7a41e5260879d1f85dba3b73d9b4a"},"schema_version":"1.0","source":{"id":"1202.2357","kind":"arxiv","version":1}},"canonical_sha256":"53abfcedaaca2541b08019891f890917e5b364a266544ce5bd0545c79ff543d9","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"53abfcedaaca2541b08019891f890917e5b364a266544ce5bd0545c79ff543d9","first_computed_at":"2026-05-18T01:58:31.172919Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:58:31.172919Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"0JFY0n1h9qwa4cT/PfJhAuOC7WzKa93AF88/j0948BFgSOBn8ePonpfKl9abM+nRzGEyPhzSyAA6R7f+C8pWBw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:58:31.173337Z","signed_message":"canonical_sha256_bytes"},"source_id":"1202.2357","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a2864bf2c55355805e31189938fd16cf7cd33d96735c7663cea1316f2bda7b3f","sha256:ac65c1d59cb410c272d4375c66eb7af757b01cd7396986d87309d40bfbd2cdd3"],"state_sha256":"da4d02ef7bbd0c40ed776c72525814941ed9c659eba79452e5b799a1178f3e06"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"het4XSbo9yUKjlQmGWdXj4Kssg5+vW7qpeUzKp1AYzpIU9ZU9ME4e72zkAUOuFX+JYYcON2yBbbtnGhS7C+qCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T11:49:28.577270Z","bundle_sha256":"9ff7bc8a5279dc14485583d0db7f51478bb0a3d415e0d896b3242b4f7ae6f3a9"}}