{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:D53C75TFGPXTR2SBGSTHL3R2JV","short_pith_number":"pith:D53C75TF","canonical_record":{"source":{"id":"1506.08209","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-06-26T20:07:58Z","cross_cats_sorted":[],"title_canon_sha256":"053ce2bcb501010e558ec82f9f4f549193f2570feadd8bf5096f5376987bc210","abstract_canon_sha256":"c3ac0ca7a2d92032a66e35ad1505aea023c92992263e5286cde6a902178ea12c"},"schema_version":"1.0"},"canonical_sha256":"1f762ff66533ef38ea4134a675ee3a4d5b3a70f4b35b3228c45d6c3b78e4e9d8","source":{"kind":"arxiv","id":"1506.08209","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1506.08209","created_at":"2026-05-18T01:09:36Z"},{"alias_kind":"arxiv_version","alias_value":"1506.08209v2","created_at":"2026-05-18T01:09:36Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1506.08209","created_at":"2026-05-18T01:09:36Z"},{"alias_kind":"pith_short_12","alias_value":"D53C75TFGPXT","created_at":"2026-05-18T12:29:17Z"},{"alias_kind":"pith_short_16","alias_value":"D53C75TFGPXTR2SB","created_at":"2026-05-18T12:29:17Z"},{"alias_kind":"pith_short_8","alias_value":"D53C75TF","created_at":"2026-05-18T12:29:17Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:D53C75TFGPXTR2SBGSTHL3R2JV","target":"record","payload":{"canonical_record":{"source":{"id":"1506.08209","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-06-26T20:07:58Z","cross_cats_sorted":[],"title_canon_sha256":"053ce2bcb501010e558ec82f9f4f549193f2570feadd8bf5096f5376987bc210","abstract_canon_sha256":"c3ac0ca7a2d92032a66e35ad1505aea023c92992263e5286cde6a902178ea12c"},"schema_version":"1.0"},"canonical_sha256":"1f762ff66533ef38ea4134a675ee3a4d5b3a70f4b35b3228c45d6c3b78e4e9d8","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:09:36.649467Z","signature_b64":"jqpS0l5/RLbPM1AiRXEn8Gur0kMXxpJUBoU3cWgjkGVYGz31Dcw2mH/RyB+DmFxqmTnUcF58lLqV5HlaopulBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1f762ff66533ef38ea4134a675ee3a4d5b3a70f4b35b3228c45d6c3b78e4e9d8","last_reissued_at":"2026-05-18T01:09:36.649083Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:09:36.649083Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1506.08209","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":"2026-05-18T01:09:36Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0mf+X4LeGzIaf+rFRDpu8QDvzKjZ5HCy7BiGMW/LXENbjvtC2bxAAJPvE//84K0s8gqvkU8vZGYnxHbs6n6UAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T08:16:56.257436Z"},"content_sha256":"be46d307510e1d80213fe4cdd05698b3d6beee6cc9ccbd723ef405f97a5e3d3d","schema_version":"1.0","event_id":"sha256:be46d307510e1d80213fe4cdd05698b3d6beee6cc9ccbd723ef405f97a5e3d3d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:D53C75TFGPXTR2SBGSTHL3R2JV","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Contamination of stellar-kinematic samples and uncertainty about dark matter annihilation profiles in ultrafaint dwarf galaxies: the example of Segue I","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"D. Maurin, M. G. Walker, V. Bonnivard","submitted_at":"2015-06-26T20:07:58Z","abstract_excerpt":"The expected gamma-ray flux coming from dark matter annihilation in dwarf spheroidal (dSph) galaxies depends on the so-called `J-factor', the integral of the squared dark matter density along the line-of-sight. We examine the degree to which estimates of J are sensitive to contamination (by foreground Milky Way stars and stellar streams) of the stellar-kinematic samples that are used to infer dark matter densities in `ultrafaint' dSphs. Applying standard kinematic analyses to hundreds of mock data sets that include varying levels of contamination, we find that mis-classified contaminants can c"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1506.08209","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":"2026-05-18T01:09:36Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pbT2QV5DjCLOYmMOFy4BmhsgWHuaIllzI9B4taz+mF29VMH9XiEopIzEKpgsVQ2HUotM1E4VMRc4E7OW2DnpCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T08:16:56.258082Z"},"content_sha256":"1bc8961204f00b41c45c51fac2ba61477f379345d9496874acaac0b17b8e0f38","schema_version":"1.0","event_id":"sha256:1bc8961204f00b41c45c51fac2ba61477f379345d9496874acaac0b17b8e0f38"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/D53C75TFGPXTR2SBGSTHL3R2JV/bundle.json","state_url":"https://pith.science/pith/D53C75TFGPXTR2SBGSTHL3R2JV/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/D53C75TFGPXTR2SBGSTHL3R2JV/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":"2026-05-31T08:16:56Z","links":{"resolver":"https://pith.science/pith/D53C75TFGPXTR2SBGSTHL3R2JV","bundle":"https://pith.science/pith/D53C75TFGPXTR2SBGSTHL3R2JV/bundle.json","state":"https://pith.science/pith/D53C75TFGPXTR2SBGSTHL3R2JV/state.json","well_known_bundle":"https://pith.science/.well-known/pith/D53C75TFGPXTR2SBGSTHL3R2JV/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:D53C75TFGPXTR2SBGSTHL3R2JV","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":"c3ac0ca7a2d92032a66e35ad1505aea023c92992263e5286cde6a902178ea12c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-06-26T20:07:58Z","title_canon_sha256":"053ce2bcb501010e558ec82f9f4f549193f2570feadd8bf5096f5376987bc210"},"schema_version":"1.0","source":{"id":"1506.08209","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1506.08209","created_at":"2026-05-18T01:09:36Z"},{"alias_kind":"arxiv_version","alias_value":"1506.08209v2","created_at":"2026-05-18T01:09:36Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1506.08209","created_at":"2026-05-18T01:09:36Z"},{"alias_kind":"pith_short_12","alias_value":"D53C75TFGPXT","created_at":"2026-05-18T12:29:17Z"},{"alias_kind":"pith_short_16","alias_value":"D53C75TFGPXTR2SB","created_at":"2026-05-18T12:29:17Z"},{"alias_kind":"pith_short_8","alias_value":"D53C75TF","created_at":"2026-05-18T12:29:17Z"}],"graph_snapshots":[{"event_id":"sha256:1bc8961204f00b41c45c51fac2ba61477f379345d9496874acaac0b17b8e0f38","target":"graph","created_at":"2026-05-18T01:09:36Z","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":"The expected gamma-ray flux coming from dark matter annihilation in dwarf spheroidal (dSph) galaxies depends on the so-called `J-factor', the integral of the squared dark matter density along the line-of-sight. We examine the degree to which estimates of J are sensitive to contamination (by foreground Milky Way stars and stellar streams) of the stellar-kinematic samples that are used to infer dark matter densities in `ultrafaint' dSphs. Applying standard kinematic analyses to hundreds of mock data sets that include varying levels of contamination, we find that mis-classified contaminants can c","authors_text":"D. Maurin, M. G. Walker, V. Bonnivard","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-06-26T20:07:58Z","title":"Contamination of stellar-kinematic samples and uncertainty about dark matter annihilation profiles in ultrafaint dwarf galaxies: the example of Segue I"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1506.08209","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:be46d307510e1d80213fe4cdd05698b3d6beee6cc9ccbd723ef405f97a5e3d3d","target":"record","created_at":"2026-05-18T01:09:36Z","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":"c3ac0ca7a2d92032a66e35ad1505aea023c92992263e5286cde6a902178ea12c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-06-26T20:07:58Z","title_canon_sha256":"053ce2bcb501010e558ec82f9f4f549193f2570feadd8bf5096f5376987bc210"},"schema_version":"1.0","source":{"id":"1506.08209","kind":"arxiv","version":2}},"canonical_sha256":"1f762ff66533ef38ea4134a675ee3a4d5b3a70f4b35b3228c45d6c3b78e4e9d8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1f762ff66533ef38ea4134a675ee3a4d5b3a70f4b35b3228c45d6c3b78e4e9d8","first_computed_at":"2026-05-18T01:09:36.649083Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:09:36.649083Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"jqpS0l5/RLbPM1AiRXEn8Gur0kMXxpJUBoU3cWgjkGVYGz31Dcw2mH/RyB+DmFxqmTnUcF58lLqV5HlaopulBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:09:36.649467Z","signed_message":"canonical_sha256_bytes"},"source_id":"1506.08209","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:be46d307510e1d80213fe4cdd05698b3d6beee6cc9ccbd723ef405f97a5e3d3d","sha256:1bc8961204f00b41c45c51fac2ba61477f379345d9496874acaac0b17b8e0f38"],"state_sha256":"4b1f35f124dc383ce81222cf5b0e5f9d1232ab227eabd89c1bc2ad7aa0c05f11"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xAHLwIcE5KOBXAPotArcxi1MtAvTKLHbCU3jcw9qYDzPYWKgKHBYlIU/JsBnHf3ljtWfjLF2IdyozIItFMe2Dg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T08:16:56.261412Z","bundle_sha256":"300258a0770f7dd4a15babeb0e2c58040f12d2b3b634121917ec9729f9c72a54"}}