{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2009:VASBXUX6POA6CWB57XTCCIFTXV","short_pith_number":"pith:VASBXUX6","canonical_record":{"source":{"id":"0906.0341","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2009-06-01T19:51:41Z","cross_cats_sorted":["astro-ph.GA"],"title_canon_sha256":"4ab0b5631bbab067c47fbcf8d725405cbe99e1cdb278564319283fc60e57cb90","abstract_canon_sha256":"a961ec827e0dd4acbd12a5c44c39cf4467697f141618ab967da080d6f60ce95e"},"schema_version":"1.0"},"canonical_sha256":"a8241bd2fe7b81e1583dfde62120b3bd66b057d9131fce6fa4dc48a3b34dec36","source":{"kind":"arxiv","id":"0906.0341","version":4},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0906.0341","created_at":"2026-07-04T17:20:27Z"},{"alias_kind":"arxiv_version","alias_value":"0906.0341v4","created_at":"2026-07-04T17:20:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0906.0341","created_at":"2026-07-04T17:20:27Z"},{"alias_kind":"pith_short_12","alias_value":"VASBXUX6POA6","created_at":"2026-07-04T17:20:27Z"},{"alias_kind":"pith_short_16","alias_value":"VASBXUX6POA6CWB5","created_at":"2026-07-04T17:20:27Z"},{"alias_kind":"pith_short_8","alias_value":"VASBXUX6","created_at":"2026-07-04T17:20:27Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2009:VASBXUX6POA6CWB57XTCCIFTXV","target":"record","payload":{"canonical_record":{"source":{"id":"0906.0341","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2009-06-01T19:51:41Z","cross_cats_sorted":["astro-ph.GA"],"title_canon_sha256":"4ab0b5631bbab067c47fbcf8d725405cbe99e1cdb278564319283fc60e57cb90","abstract_canon_sha256":"a961ec827e0dd4acbd12a5c44c39cf4467697f141618ab967da080d6f60ce95e"},"schema_version":"1.0"},"canonical_sha256":"a8241bd2fe7b81e1583dfde62120b3bd66b057d9131fce6fa4dc48a3b34dec36","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T17:20:27.387443Z","signature_b64":"c5KkNC9uKns+HJYj/U4PkGnNC2vo7R7EuiCNwvhx1scq+lzjm7t8vwYPQgLYBZu8M49tUfb8IMLCFY5J6TBdCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a8241bd2fe7b81e1583dfde62120b3bd66b057d9131fce6fa4dc48a3b34dec36","last_reissued_at":"2026-07-04T17:20:27.386709Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T17:20:27.386709Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0906.0341","source_version":4,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-04T17:20:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TUu4DPZBN3jx3WUzVCU17rbQpFx8vDN1iWifFcWV0i++vnEqUFxUYtlqSEVRd2mdFT46HAgJjc7GKjdR7ny9DQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-02T10:29:44.547040Z"},"content_sha256":"5c31d044fa15194d72fc69b88ec7d959f37fc4fedd6221a4c366ea50fb88156d","schema_version":"1.0","event_id":"sha256:5c31d044fa15194d72fc69b88ec7d959f37fc4fedd6221a4c366ea50fb88156d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2009:VASBXUX6POA6CWB57XTCCIFTXV","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A Universal Mass Profile for Dwarf Spheroidal Galaxies?","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.GA"],"primary_cat":"astro-ph.CO","authors_text":"Edward W. Olszewski, Gerard Gilmore, Jorge Pe\\~narrubia, Mario Mateo, Matthew G. Walker, N. Wyn Evans","submitted_at":"2009-06-01T19:51:41Z","abstract_excerpt":"(abridged) We apply the Jeans equation to estimate masses for eight of the brightest dSph galaxies. For Fornax we obtain a model-independent constraint on the maximum-circular velocity, Vmax=18_{-3}^{+5} km/s. Although we obtain only lower-limits of Vmax > 10 km/s for the remaining dSphs, we find that in all cases the enclosed mass at the projected half-light radius is well constrained and robust to a wide range of halo models and velocity anisotropies. We derive a simple analytic formula that estimates M(rhalf) accurately with respect to results from the full Jeans analysis. Applying this for"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0906.0341","kind":"arxiv","version":4},"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/0906.0341/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":"2026-07-04T17:20:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"eygjlZdgT5Z2kIspA+9QpMtueZB7/jNuKbJ+aohTDuvi1S0t3nVd1EV0sasM37Vknuth2/kOcbfAa6Mdg0KKAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-02T10:29:44.547822Z"},"content_sha256":"5da914d494d45938e2ed6efaefdca3536dec375fff1931e8895b2822d6b2d7df","schema_version":"1.0","event_id":"sha256:5da914d494d45938e2ed6efaefdca3536dec375fff1931e8895b2822d6b2d7df"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/VASBXUX6POA6CWB57XTCCIFTXV/bundle.json","state_url":"https://pith.science/pith/VASBXUX6POA6CWB57XTCCIFTXV/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/VASBXUX6POA6CWB57XTCCIFTXV/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":"2026-08-02T10:29:44Z","links":{"resolver":"https://pith.science/pith/VASBXUX6POA6CWB57XTCCIFTXV","bundle":"https://pith.science/pith/VASBXUX6POA6CWB57XTCCIFTXV/bundle.json","state":"https://pith.science/pith/VASBXUX6POA6CWB57XTCCIFTXV/state.json","well_known_bundle":"https://pith.science/.well-known/pith/VASBXUX6POA6CWB57XTCCIFTXV/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2009:VASBXUX6POA6CWB57XTCCIFTXV","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":"a961ec827e0dd4acbd12a5c44c39cf4467697f141618ab967da080d6f60ce95e","cross_cats_sorted":["astro-ph.GA"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2009-06-01T19:51:41Z","title_canon_sha256":"4ab0b5631bbab067c47fbcf8d725405cbe99e1cdb278564319283fc60e57cb90"},"schema_version":"1.0","source":{"id":"0906.0341","kind":"arxiv","version":4}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0906.0341","created_at":"2026-07-04T17:20:27Z"},{"alias_kind":"arxiv_version","alias_value":"0906.0341v4","created_at":"2026-07-04T17:20:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0906.0341","created_at":"2026-07-04T17:20:27Z"},{"alias_kind":"pith_short_12","alias_value":"VASBXUX6POA6","created_at":"2026-07-04T17:20:27Z"},{"alias_kind":"pith_short_16","alias_value":"VASBXUX6POA6CWB5","created_at":"2026-07-04T17:20:27Z"},{"alias_kind":"pith_short_8","alias_value":"VASBXUX6","created_at":"2026-07-04T17:20:27Z"}],"graph_snapshots":[{"event_id":"sha256:5da914d494d45938e2ed6efaefdca3536dec375fff1931e8895b2822d6b2d7df","target":"graph","created_at":"2026-07-04T17:20:27Z","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/0906.0341/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"(abridged) We apply the Jeans equation to estimate masses for eight of the brightest dSph galaxies. For Fornax we obtain a model-independent constraint on the maximum-circular velocity, Vmax=18_{-3}^{+5} km/s. Although we obtain only lower-limits of Vmax > 10 km/s for the remaining dSphs, we find that in all cases the enclosed mass at the projected half-light radius is well constrained and robust to a wide range of halo models and velocity anisotropies. We derive a simple analytic formula that estimates M(rhalf) accurately with respect to results from the full Jeans analysis. Applying this for","authors_text":"Edward W. Olszewski, Gerard Gilmore, Jorge Pe\\~narrubia, Mario Mateo, Matthew G. Walker, N. Wyn Evans","cross_cats":["astro-ph.GA"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2009-06-01T19:51:41Z","title":"A Universal Mass Profile for Dwarf Spheroidal Galaxies?"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0906.0341","kind":"arxiv","version":4},"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":"sha256:5c31d044fa15194d72fc69b88ec7d959f37fc4fedd6221a4c366ea50fb88156d","target":"record","created_at":"2026-07-04T17:20:27Z","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":"a961ec827e0dd4acbd12a5c44c39cf4467697f141618ab967da080d6f60ce95e","cross_cats_sorted":["astro-ph.GA"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2009-06-01T19:51:41Z","title_canon_sha256":"4ab0b5631bbab067c47fbcf8d725405cbe99e1cdb278564319283fc60e57cb90"},"schema_version":"1.0","source":{"id":"0906.0341","kind":"arxiv","version":4}},"canonical_sha256":"a8241bd2fe7b81e1583dfde62120b3bd66b057d9131fce6fa4dc48a3b34dec36","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a8241bd2fe7b81e1583dfde62120b3bd66b057d9131fce6fa4dc48a3b34dec36","first_computed_at":"2026-07-04T17:20:27.386709Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T17:20:27.386709Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"c5KkNC9uKns+HJYj/U4PkGnNC2vo7R7EuiCNwvhx1scq+lzjm7t8vwYPQgLYBZu8M49tUfb8IMLCFY5J6TBdCg==","signature_status":"signed_v1","signed_at":"2026-07-04T17:20:27.387443Z","signed_message":"canonical_sha256_bytes"},"source_id":"0906.0341","source_kind":"arxiv","source_version":4}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5c31d044fa15194d72fc69b88ec7d959f37fc4fedd6221a4c366ea50fb88156d","sha256:5da914d494d45938e2ed6efaefdca3536dec375fff1931e8895b2822d6b2d7df"],"state_sha256":"cae525307ef583adffa51a66d264e46cd2a93c9852de652cc37f9715f6afe019"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"R1Zbn/jQfP9Au3pQRQqniPMjiXH9R7pONqVpZuUZTzchMHTeRdV9708NatAVwhfRO+Dfw4/3jITcQPpXQjeHAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-02T10:29:44.552458Z","bundle_sha256":"8936e08e72f7e63726b2dcf58c9aabeb9fb5cf10308768516ed1b65be0202403"}}