{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2007:KK23ODYGU6QMNEIZUTMKOF7YEQ","short_pith_number":"pith:KK23ODYG","canonical_record":{"source":{"id":"astro-ph/0701780","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2007-01-26T20:46:06Z","cross_cats_sorted":[],"title_canon_sha256":"c03f882444cb1c2e5c0ce65dc06bf64bec4527d6c4a8d7e735a9f337432de987","abstract_canon_sha256":"273fbd5e895ccbb92d2436faa7d55dc189487498b9bb009ccf31468fe6609e5e"},"schema_version":"1.0"},"canonical_sha256":"52b5b70f06a7a0c69119a4d8a717f8240dfa7afc86c8d895b8a22346439da428","source":{"kind":"arxiv","id":"astro-ph/0701780","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0701780","created_at":"2026-07-04T17:07:35Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0701780v2","created_at":"2026-07-04T17:07:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0701780","created_at":"2026-07-04T17:07:35Z"},{"alias_kind":"pith_short_12","alias_value":"KK23ODYGU6QM","created_at":"2026-07-04T17:07:35Z"},{"alias_kind":"pith_short_16","alias_value":"KK23ODYGU6QMNEIZ","created_at":"2026-07-04T17:07:35Z"},{"alias_kind":"pith_short_8","alias_value":"KK23ODYG","created_at":"2026-07-04T17:07:35Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2007:KK23ODYGU6QMNEIZUTMKOF7YEQ","target":"record","payload":{"canonical_record":{"source":{"id":"astro-ph/0701780","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2007-01-26T20:46:06Z","cross_cats_sorted":[],"title_canon_sha256":"c03f882444cb1c2e5c0ce65dc06bf64bec4527d6c4a8d7e735a9f337432de987","abstract_canon_sha256":"273fbd5e895ccbb92d2436faa7d55dc189487498b9bb009ccf31468fe6609e5e"},"schema_version":"1.0"},"canonical_sha256":"52b5b70f06a7a0c69119a4d8a717f8240dfa7afc86c8d895b8a22346439da428","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T17:07:35.162716Z","signature_b64":"IBvA7255uO80oobb8xel2qlgbQ9mlEuppUcxOZ7EWhYIm0o9itepVI0HLoL+Fd+tqosdrTklDmKu12j654KzAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"52b5b70f06a7a0c69119a4d8a717f8240dfa7afc86c8d895b8a22346439da428","last_reissued_at":"2026-07-04T17:07:35.162283Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T17:07:35.162283Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"astro-ph/0701780","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":"2026-07-04T17:07:35Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XHyHoqxTeJEVoE19ku42jWphjZ23Z0xercUHoSGECzlW3DGmLA5zVwU2kt0RE1r5grAzlJvWV3MPD/GWt9PbCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-19T19:40:52.474334Z"},"content_sha256":"21dc75c229471dc406092bd495a9a7e3e94489ff4de90d7055f21db085ff9a14","schema_version":"1.0","event_id":"sha256:21dc75c229471dc406092bd495a9a7e3e94489ff4de90d7055f21db085ff9a14"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2007:KK23ODYGU6QMNEIZUTMKOF7YEQ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The Cold Dark Matter Halos of Local Group Dwarf Spheroidals","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"Alan McConnachie, Canada), Jorge Penarrubia, Julio F. Navarro (Uvic","submitted_at":"2007-01-26T20:46:06Z","abstract_excerpt":"We examine the dynamics of stellar systems embedded within cold dark matter (CDM) halos in order to assess observational constraints on the dark matter content of Local Group dwarf spheroidals (dSphs). Our analysis shows that the total mass within the luminous radius is reasonably well constrained and approximately independent of the luminosity of the dwarf, highlighting the poor correspondence between luminosity and halo mass. This result implies that the average density of dark matter is substantially higher in physically small systems such as Draco and Sculptor than in larger systems such a"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0701780","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/astro-ph/0701780/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":"2026-07-04T17:07:35Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fjtSRxlOhGUmOy5p+LAX+tp2xn0WHpGI+CbCWulEvNwLynldDd3y4MjgmDG8Ps6rAdudP89tywVOpJFM3hWABQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-19T19:40:52.474696Z"},"content_sha256":"07e05fca253a6bdf6020d9a3bc3420ec110b8357e5429498fbad5627e89c8e42","schema_version":"1.0","event_id":"sha256:07e05fca253a6bdf6020d9a3bc3420ec110b8357e5429498fbad5627e89c8e42"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/KK23ODYGU6QMNEIZUTMKOF7YEQ/bundle.json","state_url":"https://pith.science/pith/KK23ODYGU6QMNEIZUTMKOF7YEQ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/KK23ODYGU6QMNEIZUTMKOF7YEQ/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":"2026-08-19T19:40:52Z","links":{"resolver":"https://pith.science/pith/KK23ODYGU6QMNEIZUTMKOF7YEQ","bundle":"https://pith.science/pith/KK23ODYGU6QMNEIZUTMKOF7YEQ/bundle.json","state":"https://pith.science/pith/KK23ODYGU6QMNEIZUTMKOF7YEQ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/KK23ODYGU6QMNEIZUTMKOF7YEQ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2007:KK23ODYGU6QMNEIZUTMKOF7YEQ","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":"273fbd5e895ccbb92d2436faa7d55dc189487498b9bb009ccf31468fe6609e5e","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2007-01-26T20:46:06Z","title_canon_sha256":"c03f882444cb1c2e5c0ce65dc06bf64bec4527d6c4a8d7e735a9f337432de987"},"schema_version":"1.0","source":{"id":"astro-ph/0701780","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0701780","created_at":"2026-07-04T17:07:35Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0701780v2","created_at":"2026-07-04T17:07:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0701780","created_at":"2026-07-04T17:07:35Z"},{"alias_kind":"pith_short_12","alias_value":"KK23ODYGU6QM","created_at":"2026-07-04T17:07:35Z"},{"alias_kind":"pith_short_16","alias_value":"KK23ODYGU6QMNEIZ","created_at":"2026-07-04T17:07:35Z"},{"alias_kind":"pith_short_8","alias_value":"KK23ODYG","created_at":"2026-07-04T17:07:35Z"}],"graph_snapshots":[{"event_id":"sha256:07e05fca253a6bdf6020d9a3bc3420ec110b8357e5429498fbad5627e89c8e42","target":"graph","created_at":"2026-07-04T17:07:35Z","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/astro-ph/0701780/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We examine the dynamics of stellar systems embedded within cold dark matter (CDM) halos in order to assess observational constraints on the dark matter content of Local Group dwarf spheroidals (dSphs). Our analysis shows that the total mass within the luminous radius is reasonably well constrained and approximately independent of the luminosity of the dwarf, highlighting the poor correspondence between luminosity and halo mass. This result implies that the average density of dark matter is substantially higher in physically small systems such as Draco and Sculptor than in larger systems such a","authors_text":"Alan McConnachie, Canada), Jorge Penarrubia, Julio F. Navarro (Uvic","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2007-01-26T20:46:06Z","title":"The Cold Dark Matter Halos of Local Group Dwarf Spheroidals"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0701780","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":"sha256:21dc75c229471dc406092bd495a9a7e3e94489ff4de90d7055f21db085ff9a14","target":"record","created_at":"2026-07-04T17:07:35Z","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":"273fbd5e895ccbb92d2436faa7d55dc189487498b9bb009ccf31468fe6609e5e","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2007-01-26T20:46:06Z","title_canon_sha256":"c03f882444cb1c2e5c0ce65dc06bf64bec4527d6c4a8d7e735a9f337432de987"},"schema_version":"1.0","source":{"id":"astro-ph/0701780","kind":"arxiv","version":2}},"canonical_sha256":"52b5b70f06a7a0c69119a4d8a717f8240dfa7afc86c8d895b8a22346439da428","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"52b5b70f06a7a0c69119a4d8a717f8240dfa7afc86c8d895b8a22346439da428","first_computed_at":"2026-07-04T17:07:35.162283Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T17:07:35.162283Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"IBvA7255uO80oobb8xel2qlgbQ9mlEuppUcxOZ7EWhYIm0o9itepVI0HLoL+Fd+tqosdrTklDmKu12j654KzAQ==","signature_status":"signed_v1","signed_at":"2026-07-04T17:07:35.162716Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/0701780","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:21dc75c229471dc406092bd495a9a7e3e94489ff4de90d7055f21db085ff9a14","sha256:07e05fca253a6bdf6020d9a3bc3420ec110b8357e5429498fbad5627e89c8e42"],"state_sha256":"c1c0c5d4e52f940a908912a9a8ebbb58b01fd83dcbd4f4eeea688f048473b8bc"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"767jkXwxtDiEI+L5tfg0qX1b5sV3cNgBYxBNa6cqmjVX1uV7TlmdyotBsW2N/ORjDLnU1gT4IQBS+m9bIH8uDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-19T19:40:52.477835Z","bundle_sha256":"b5676e6c43226a30ad432ac2c08279d0c6d6236e057b80d6e3b1116ff4df4abc"}}