{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:5TLZMVWUVXK5UFLRDCQVG3LJDT","short_pith_number":"pith:5TLZMVWU","canonical_record":{"source":{"id":"1110.2536","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-10-12T00:00:50Z","cross_cats_sorted":[],"title_canon_sha256":"0df238cbf5c277d25671a232c99d2351b994de6c56f25c7b2801ab2d3b861d7f","abstract_canon_sha256":"3cdab1ba74fd3c0788afe215ce864e969ddaa1127557b0bb0fcd350cb6d88d61"},"schema_version":"1.0"},"canonical_sha256":"ecd79656d4add5da157118a1536d691cf3a8fff4eac17e302d6212e0d019cfe7","source":{"kind":"arxiv","id":"1110.2536","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1110.2536","created_at":"2026-05-18T02:00:13Z"},{"alias_kind":"arxiv_version","alias_value":"1110.2536v2","created_at":"2026-05-18T02:00:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1110.2536","created_at":"2026-05-18T02:00:13Z"},{"alias_kind":"pith_short_12","alias_value":"5TLZMVWUVXK5","created_at":"2026-05-18T12:26:20Z"},{"alias_kind":"pith_short_16","alias_value":"5TLZMVWUVXK5UFLR","created_at":"2026-05-18T12:26:20Z"},{"alias_kind":"pith_short_8","alias_value":"5TLZMVWU","created_at":"2026-05-18T12:26:20Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:5TLZMVWUVXK5UFLRDCQVG3LJDT","target":"record","payload":{"canonical_record":{"source":{"id":"1110.2536","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-10-12T00:00:50Z","cross_cats_sorted":[],"title_canon_sha256":"0df238cbf5c277d25671a232c99d2351b994de6c56f25c7b2801ab2d3b861d7f","abstract_canon_sha256":"3cdab1ba74fd3c0788afe215ce864e969ddaa1127557b0bb0fcd350cb6d88d61"},"schema_version":"1.0"},"canonical_sha256":"ecd79656d4add5da157118a1536d691cf3a8fff4eac17e302d6212e0d019cfe7","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:00:13.461510Z","signature_b64":"6Z4BE2/WgoRQSQmwzRupF+/6J81gzxorlSHaggqNLuVk0e/udOmqvdpaZlpzo86uIjFSjYWTjW6tKsywnV88Cw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ecd79656d4add5da157118a1536d691cf3a8fff4eac17e302d6212e0d019cfe7","last_reissued_at":"2026-05-18T02:00:13.460876Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:00:13.460876Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1110.2536","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":"2026-05-18T02:00:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"JJsAKIHZf+kZ/A14LskfWHwkeZSUYeeKcLTovQP6u0TWuRgB5inuhOtdDQ6MSFwN1wgRhJYXjuSzHZNVK0lJCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T12:59:59.049798Z"},"content_sha256":"d8fc1a082980e1f7c7ea5521c8a5c359de5700afb64c7f2b079c438ab026d564","schema_version":"1.0","event_id":"sha256:d8fc1a082980e1f7c7ea5521c8a5c359de5700afb64c7f2b079c438ab026d564"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:5TLZMVWUVXK5UFLRDCQVG3LJDT","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Disentangling Baryons and Dark Matter in the Spiral Gravitational Lens B1933+503","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"A. Halkola, C. D. Fassnacht, D. Thompson, J. P. McKean, K. Matthews, L. V. E. Koopmans, M. Norbury, M. W. Auger, N. Jackson, P. Schneider, S. H. Suyu, S. W. Hensel, T. Treu","submitted_at":"2011-10-12T00:00:50Z","abstract_excerpt":"Measuring the relative mass contributions of luminous and dark matter in spiral galaxies is important for understanding their formation and evolution. The combination of a galaxy rotation curve and strong lensing is a powerful way to break the disk-halo degeneracy that is inherent in each of the methods individually. We present an analysis of the 10-image radio spiral lens B1933+503 at z_l=0.755, incorporating (1) new global VLBI observations, (2) new adaptive-optics assisted K-band imaging, (3) new spectroscopic observations for the lens galaxy rotation curve and the source redshift. We const"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1110.2536","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":""},"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":"2026-05-18T02:00:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"m4K5+uNE2rPoVLcj+b8Wmm2PTj3gR0OLqhXEnG91C+8NCn0PDB9hZ1jhLWz5hcT4pi7t5Es6DdZiWCMt2ZfWAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T12:59:59.050247Z"},"content_sha256":"acb43acd3ce3aa186c76df797c648b44a5fe0a5708eed503fbc4b0cab6322fef","schema_version":"1.0","event_id":"sha256:acb43acd3ce3aa186c76df797c648b44a5fe0a5708eed503fbc4b0cab6322fef"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/5TLZMVWUVXK5UFLRDCQVG3LJDT/bundle.json","state_url":"https://pith.science/pith/5TLZMVWUVXK5UFLRDCQVG3LJDT/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/5TLZMVWUVXK5UFLRDCQVG3LJDT/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":"2026-05-30T12:59:59Z","links":{"resolver":"https://pith.science/pith/5TLZMVWUVXK5UFLRDCQVG3LJDT","bundle":"https://pith.science/pith/5TLZMVWUVXK5UFLRDCQVG3LJDT/bundle.json","state":"https://pith.science/pith/5TLZMVWUVXK5UFLRDCQVG3LJDT/state.json","well_known_bundle":"https://pith.science/.well-known/pith/5TLZMVWUVXK5UFLRDCQVG3LJDT/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:5TLZMVWUVXK5UFLRDCQVG3LJDT","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":"3cdab1ba74fd3c0788afe215ce864e969ddaa1127557b0bb0fcd350cb6d88d61","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-10-12T00:00:50Z","title_canon_sha256":"0df238cbf5c277d25671a232c99d2351b994de6c56f25c7b2801ab2d3b861d7f"},"schema_version":"1.0","source":{"id":"1110.2536","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1110.2536","created_at":"2026-05-18T02:00:13Z"},{"alias_kind":"arxiv_version","alias_value":"1110.2536v2","created_at":"2026-05-18T02:00:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1110.2536","created_at":"2026-05-18T02:00:13Z"},{"alias_kind":"pith_short_12","alias_value":"5TLZMVWUVXK5","created_at":"2026-05-18T12:26:20Z"},{"alias_kind":"pith_short_16","alias_value":"5TLZMVWUVXK5UFLR","created_at":"2026-05-18T12:26:20Z"},{"alias_kind":"pith_short_8","alias_value":"5TLZMVWU","created_at":"2026-05-18T12:26:20Z"}],"graph_snapshots":[{"event_id":"sha256:acb43acd3ce3aa186c76df797c648b44a5fe0a5708eed503fbc4b0cab6322fef","target":"graph","created_at":"2026-05-18T02:00:13Z","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":"Measuring the relative mass contributions of luminous and dark matter in spiral galaxies is important for understanding their formation and evolution. The combination of a galaxy rotation curve and strong lensing is a powerful way to break the disk-halo degeneracy that is inherent in each of the methods individually. We present an analysis of the 10-image radio spiral lens B1933+503 at z_l=0.755, incorporating (1) new global VLBI observations, (2) new adaptive-optics assisted K-band imaging, (3) new spectroscopic observations for the lens galaxy rotation curve and the source redshift. We const","authors_text":"A. Halkola, C. D. Fassnacht, D. Thompson, J. P. McKean, K. Matthews, L. V. E. Koopmans, M. Norbury, M. W. Auger, N. Jackson, P. Schneider, S. H. Suyu, S. W. Hensel, T. Treu","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-10-12T00:00:50Z","title":"Disentangling Baryons and Dark Matter in the Spiral Gravitational Lens B1933+503"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1110.2536","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:d8fc1a082980e1f7c7ea5521c8a5c359de5700afb64c7f2b079c438ab026d564","target":"record","created_at":"2026-05-18T02:00:13Z","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":"3cdab1ba74fd3c0788afe215ce864e969ddaa1127557b0bb0fcd350cb6d88d61","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-10-12T00:00:50Z","title_canon_sha256":"0df238cbf5c277d25671a232c99d2351b994de6c56f25c7b2801ab2d3b861d7f"},"schema_version":"1.0","source":{"id":"1110.2536","kind":"arxiv","version":2}},"canonical_sha256":"ecd79656d4add5da157118a1536d691cf3a8fff4eac17e302d6212e0d019cfe7","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ecd79656d4add5da157118a1536d691cf3a8fff4eac17e302d6212e0d019cfe7","first_computed_at":"2026-05-18T02:00:13.460876Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:00:13.460876Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"6Z4BE2/WgoRQSQmwzRupF+/6J81gzxorlSHaggqNLuVk0e/udOmqvdpaZlpzo86uIjFSjYWTjW6tKsywnV88Cw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:00:13.461510Z","signed_message":"canonical_sha256_bytes"},"source_id":"1110.2536","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d8fc1a082980e1f7c7ea5521c8a5c359de5700afb64c7f2b079c438ab026d564","sha256:acb43acd3ce3aa186c76df797c648b44a5fe0a5708eed503fbc4b0cab6322fef"],"state_sha256":"676ae96e3f9d82e925135d1c9a218a3ce14e037be914f87e4d54e6531c950a67"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"E3rgbramELhKbJOy+wYeWbzuJbUHJjTAWdZGemBt7ZUxMQ7lLRkiXi3hJLs08D+e9RnSwuyAn8I+U2pcuUaFCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T12:59:59.052744Z","bundle_sha256":"04c1e9b2fa3ac64acf02b5686bb03e6eb136e5c5af95a02b93ad5ad657a54a6a"}}