{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:3S7ZSS7S6D4YLKOVXRET3VATZS","short_pith_number":"pith:3S7ZSS7S","canonical_record":{"source":{"id":"2006.06681","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2020-06-11T18:00:00Z","cross_cats_sorted":["astro-ph.CO","hep-ph"],"title_canon_sha256":"4468ea1b09418ec8d406211bad3d0859d7c296acb94d6b41b17028305ae8ddd7","abstract_canon_sha256":"af3931d14e4e447b5a4e957b2710db7034a902f327228f9b28977a6698080b95"},"schema_version":"1.0"},"canonical_sha256":"dcbf994bf2f0f985a9d5bc493dd413ccbff6361070236193a0a55645212f98cb","source":{"kind":"arxiv","id":"2006.06681","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2006.06681","created_at":"2026-07-05T01:09:45Z"},{"alias_kind":"arxiv_version","alias_value":"2006.06681v1","created_at":"2026-07-05T01:09:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2006.06681","created_at":"2026-07-05T01:09:45Z"},{"alias_kind":"pith_short_12","alias_value":"3S7ZSS7S6D4Y","created_at":"2026-07-05T01:09:45Z"},{"alias_kind":"pith_short_16","alias_value":"3S7ZSS7S6D4YLKOV","created_at":"2026-07-05T01:09:45Z"},{"alias_kind":"pith_short_8","alias_value":"3S7ZSS7S","created_at":"2026-07-05T01:09:45Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:3S7ZSS7S6D4YLKOVXRET3VATZS","target":"record","payload":{"canonical_record":{"source":{"id":"2006.06681","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2020-06-11T18:00:00Z","cross_cats_sorted":["astro-ph.CO","hep-ph"],"title_canon_sha256":"4468ea1b09418ec8d406211bad3d0859d7c296acb94d6b41b17028305ae8ddd7","abstract_canon_sha256":"af3931d14e4e447b5a4e957b2710db7034a902f327228f9b28977a6698080b95"},"schema_version":"1.0"},"canonical_sha256":"dcbf994bf2f0f985a9d5bc493dd413ccbff6361070236193a0a55645212f98cb","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:09:46.000232Z","signature_b64":"jqH8CghibhDh95OrXDwqT9E9BDtmfPNABpw2yvfZtdbpY66MFBIwYLt96+xfGnjV6W1SKtdjclF9izIl+mWXDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"dcbf994bf2f0f985a9d5bc493dd413ccbff6361070236193a0a55645212f98cb","last_reissued_at":"2026-07-05T01:09:45.999616Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:09:45.999616Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2006.06681","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":"2026-07-05T01:09:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9XIC+BjcGG/aQbfxS/BVzDto6Q60klmrV+BDVzJ6AEFlN3O2drTz+DXY5Dc/jfCsWtFbHZV29HIe16KLHFTDCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-12T18:20:29.055422Z"},"content_sha256":"32272aa4c133249861b7d0585a13469546a53084c60e368014812aa329bc4012","schema_version":"1.0","event_id":"sha256:32272aa4c133249861b7d0585a13469546a53084c60e368014812aa329bc4012"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:3S7ZSS7S6D4YLKOVXRET3VATZS","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Simulating the \"hidden giant\" in cold and self-interacting dark matter models","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO","hep-ph"],"primary_cat":"astro-ph.GA","authors_text":"Hai-Bo Yu, Jesus Zavala, Lars Hernquist, Mark Vogelsberger, Michael Boylan-Kolchin, Omid Sameie, Sukanya Chakrabarti","submitted_at":"2020-06-11T18:00:00Z","abstract_excerpt":"We perform a series of controlled N-body simulations to study realizations of the recently discovered Antlia 2 galaxy in cold dark matter (CDM) and self-interacting dark matter (SIDM) scenarios. Our simulations contain six benchmark models, where we vary the initial halo concentration and the self-scattering cross section. We adopt well-motivated initial stellar and halo masses, and our fiducial orbit has a small pericenter. After evolving in the Milky Way's tidal field, the simulated galaxies experience significant mass loss and their stellar distributions expand accordingly. These tidal effe"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2006.06681","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/2006.06681/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":"2026-07-05T01:09:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"AGnt7o0lw3QiAsSAT2DZEkPc1H4m1wNv1j7mjcqffx6AkAtbrSczEtVzwB1XkORr0cSDeXnkE/0rS3q8adJVAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-12T18:20:29.055937Z"},"content_sha256":"933b1fea30154d9363623ea4aa12c62e88901e7a712837b0d966cdd68886db8b","schema_version":"1.0","event_id":"sha256:933b1fea30154d9363623ea4aa12c62e88901e7a712837b0d966cdd68886db8b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/3S7ZSS7S6D4YLKOVXRET3VATZS/bundle.json","state_url":"https://pith.science/pith/3S7ZSS7S6D4YLKOVXRET3VATZS/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/3S7ZSS7S6D4YLKOVXRET3VATZS/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":"2026-08-12T18:20:29Z","links":{"resolver":"https://pith.science/pith/3S7ZSS7S6D4YLKOVXRET3VATZS","bundle":"https://pith.science/pith/3S7ZSS7S6D4YLKOVXRET3VATZS/bundle.json","state":"https://pith.science/pith/3S7ZSS7S6D4YLKOVXRET3VATZS/state.json","well_known_bundle":"https://pith.science/.well-known/pith/3S7ZSS7S6D4YLKOVXRET3VATZS/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:3S7ZSS7S6D4YLKOVXRET3VATZS","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":"af3931d14e4e447b5a4e957b2710db7034a902f327228f9b28977a6698080b95","cross_cats_sorted":["astro-ph.CO","hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2020-06-11T18:00:00Z","title_canon_sha256":"4468ea1b09418ec8d406211bad3d0859d7c296acb94d6b41b17028305ae8ddd7"},"schema_version":"1.0","source":{"id":"2006.06681","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2006.06681","created_at":"2026-07-05T01:09:45Z"},{"alias_kind":"arxiv_version","alias_value":"2006.06681v1","created_at":"2026-07-05T01:09:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2006.06681","created_at":"2026-07-05T01:09:45Z"},{"alias_kind":"pith_short_12","alias_value":"3S7ZSS7S6D4Y","created_at":"2026-07-05T01:09:45Z"},{"alias_kind":"pith_short_16","alias_value":"3S7ZSS7S6D4YLKOV","created_at":"2026-07-05T01:09:45Z"},{"alias_kind":"pith_short_8","alias_value":"3S7ZSS7S","created_at":"2026-07-05T01:09:45Z"}],"graph_snapshots":[{"event_id":"sha256:933b1fea30154d9363623ea4aa12c62e88901e7a712837b0d966cdd68886db8b","target":"graph","created_at":"2026-07-05T01:09:45Z","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/2006.06681/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We perform a series of controlled N-body simulations to study realizations of the recently discovered Antlia 2 galaxy in cold dark matter (CDM) and self-interacting dark matter (SIDM) scenarios. Our simulations contain six benchmark models, where we vary the initial halo concentration and the self-scattering cross section. We adopt well-motivated initial stellar and halo masses, and our fiducial orbit has a small pericenter. After evolving in the Milky Way's tidal field, the simulated galaxies experience significant mass loss and their stellar distributions expand accordingly. These tidal effe","authors_text":"Hai-Bo Yu, Jesus Zavala, Lars Hernquist, Mark Vogelsberger, Michael Boylan-Kolchin, Omid Sameie, Sukanya Chakrabarti","cross_cats":["astro-ph.CO","hep-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2020-06-11T18:00:00Z","title":"Simulating the \"hidden giant\" in cold and self-interacting dark matter models"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2006.06681","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":"sha256:32272aa4c133249861b7d0585a13469546a53084c60e368014812aa329bc4012","target":"record","created_at":"2026-07-05T01:09:45Z","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":"af3931d14e4e447b5a4e957b2710db7034a902f327228f9b28977a6698080b95","cross_cats_sorted":["astro-ph.CO","hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2020-06-11T18:00:00Z","title_canon_sha256":"4468ea1b09418ec8d406211bad3d0859d7c296acb94d6b41b17028305ae8ddd7"},"schema_version":"1.0","source":{"id":"2006.06681","kind":"arxiv","version":1}},"canonical_sha256":"dcbf994bf2f0f985a9d5bc493dd413ccbff6361070236193a0a55645212f98cb","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"dcbf994bf2f0f985a9d5bc493dd413ccbff6361070236193a0a55645212f98cb","first_computed_at":"2026-07-05T01:09:45.999616Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:09:45.999616Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"jqH8CghibhDh95OrXDwqT9E9BDtmfPNABpw2yvfZtdbpY66MFBIwYLt96+xfGnjV6W1SKtdjclF9izIl+mWXDg==","signature_status":"signed_v1","signed_at":"2026-07-05T01:09:46.000232Z","signed_message":"canonical_sha256_bytes"},"source_id":"2006.06681","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:32272aa4c133249861b7d0585a13469546a53084c60e368014812aa329bc4012","sha256:933b1fea30154d9363623ea4aa12c62e88901e7a712837b0d966cdd68886db8b"],"state_sha256":"608c302386be4b68d52d71f01498a450236e8b6aa862ea0821b846871c20c563"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FXTkLsvB5OAnRPHBe7GARrKWo9NE8kEJjXtaWqdBqG2MWtcaiOPVFel2rwpDPf80oqH3anSoSnV9KEkgIs6FAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-12T18:20:29.061365Z","bundle_sha256":"4b7ae307e2f6422eaf499cb637b84e4ad57cdf25409042f5c109eb58455bffcd"}}