{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:JKC6NMC42SZR2JCDRWKHAVUDX3","short_pith_number":"pith:JKC6NMC4","canonical_record":{"source":{"id":"1608.07111","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2016-08-25T12:35:22Z","cross_cats_sorted":["astro-ph.GA","astro-ph.HE","hep-ph"],"title_canon_sha256":"9cada54b6787a3cf2f7345c6a445d2a0af39a81ffc9cbf54ea40c5e2dd985e14","abstract_canon_sha256":"696dfb4ce2ef99ff2f482aa62df5e5722b201103b865fdd5032dbb51307936b1"},"schema_version":"1.0"},"canonical_sha256":"4a85e6b05cd4b31d24438d94705683bef4c0ddc32c3aff726c7b2dbf6ffc76a1","source":{"kind":"arxiv","id":"1608.07111","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1608.07111","created_at":"2026-05-18T00:52:38Z"},{"alias_kind":"arxiv_version","alias_value":"1608.07111v3","created_at":"2026-05-18T00:52:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1608.07111","created_at":"2026-05-18T00:52:38Z"},{"alias_kind":"pith_short_12","alias_value":"JKC6NMC42SZR","created_at":"2026-05-18T12:30:25Z"},{"alias_kind":"pith_short_16","alias_value":"JKC6NMC42SZR2JCD","created_at":"2026-05-18T12:30:25Z"},{"alias_kind":"pith_short_8","alias_value":"JKC6NMC4","created_at":"2026-05-18T12:30:25Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:JKC6NMC42SZR2JCDRWKHAVUDX3","target":"record","payload":{"canonical_record":{"source":{"id":"1608.07111","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2016-08-25T12:35:22Z","cross_cats_sorted":["astro-ph.GA","astro-ph.HE","hep-ph"],"title_canon_sha256":"9cada54b6787a3cf2f7345c6a445d2a0af39a81ffc9cbf54ea40c5e2dd985e14","abstract_canon_sha256":"696dfb4ce2ef99ff2f482aa62df5e5722b201103b865fdd5032dbb51307936b1"},"schema_version":"1.0"},"canonical_sha256":"4a85e6b05cd4b31d24438d94705683bef4c0ddc32c3aff726c7b2dbf6ffc76a1","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:52:38.906588Z","signature_b64":"3l23g+nLXTyANpqWJnt92TvJ20IZQwH3GtsZZNrH+PSnv5wIBGTyxRizNsd3kNgqcw/Urvc2h/0DRHSEF/6rBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4a85e6b05cd4b31d24438d94705683bef4c0ddc32c3aff726c7b2dbf6ffc76a1","last_reissued_at":"2026-05-18T00:52:38.906082Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:52:38.906082Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1608.07111","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:52:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Lj3KMWVx0FYP/XQzkvZGivhE9RlGoO1CuTIy8JlaQP7mgf8AYvBByF0dbrgBsuNGEEvosa8wRBNrdsoA77k0BA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T14:23:56.147547Z"},"content_sha256":"f58b099da5eddc20eca3d6d2af790aba5cb45cb911aafbfa861b655161539914","schema_version":"1.0","event_id":"sha256:f58b099da5eddc20eca3d6d2af790aba5cb45cb911aafbfa861b655161539914"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:JKC6NMC42SZR2JCDRWKHAVUDX3","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Dwarf spheroidal J-factors without priors: A likelihood-based analysis for indirect dark matter searches","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.GA","astro-ph.HE","hep-ph"],"primary_cat":"astro-ph.CO","authors_text":"A. Chiappo, B. Anderson, J. Cohen-Tanugi, J. Conrad, L. E. Strigari, M.A. Sanchez-Conde","submitted_at":"2016-08-25T12:35:22Z","abstract_excerpt":"Line-of-sight integrals of the squared density, commonly called the J-factor, are essential for inferring dark matter annihilation signals. The J-factors of dark matter-dominated dwarf spheroidal satellite galaxies (dSphs) have typically been derived using Bayesian techniques, which for small data samples implies that a choice of priors constitutes a non-negligible systematic uncertainty. Here we report the development of a new fully frequentist approach to construct the profile likelihood of the J-factor. Using stellar kinematic data from several classical and ultra-faint dSphs, we derive the"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1608.07111","kind":"arxiv","version":3},"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":"2026-05-18T00:52:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"rCtev/rAsQBlXunNv6ghe05weA4qwP7dak+TZLwvfJx2WKfgQV9P0NBdMXrHr/Defgi1ATxcYqnxqd7Tv7yZCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T14:23:56.147925Z"},"content_sha256":"e74a8c52b0dd4a59852ae8d550be7a72d2dbd534b61a275f33887b2307907ed1","schema_version":"1.0","event_id":"sha256:e74a8c52b0dd4a59852ae8d550be7a72d2dbd534b61a275f33887b2307907ed1"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/JKC6NMC42SZR2JCDRWKHAVUDX3/bundle.json","state_url":"https://pith.science/pith/JKC6NMC42SZR2JCDRWKHAVUDX3/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/JKC6NMC42SZR2JCDRWKHAVUDX3/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":"2026-06-03T14:23:56Z","links":{"resolver":"https://pith.science/pith/JKC6NMC42SZR2JCDRWKHAVUDX3","bundle":"https://pith.science/pith/JKC6NMC42SZR2JCDRWKHAVUDX3/bundle.json","state":"https://pith.science/pith/JKC6NMC42SZR2JCDRWKHAVUDX3/state.json","well_known_bundle":"https://pith.science/.well-known/pith/JKC6NMC42SZR2JCDRWKHAVUDX3/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:JKC6NMC42SZR2JCDRWKHAVUDX3","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":"696dfb4ce2ef99ff2f482aa62df5e5722b201103b865fdd5032dbb51307936b1","cross_cats_sorted":["astro-ph.GA","astro-ph.HE","hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2016-08-25T12:35:22Z","title_canon_sha256":"9cada54b6787a3cf2f7345c6a445d2a0af39a81ffc9cbf54ea40c5e2dd985e14"},"schema_version":"1.0","source":{"id":"1608.07111","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1608.07111","created_at":"2026-05-18T00:52:38Z"},{"alias_kind":"arxiv_version","alias_value":"1608.07111v3","created_at":"2026-05-18T00:52:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1608.07111","created_at":"2026-05-18T00:52:38Z"},{"alias_kind":"pith_short_12","alias_value":"JKC6NMC42SZR","created_at":"2026-05-18T12:30:25Z"},{"alias_kind":"pith_short_16","alias_value":"JKC6NMC42SZR2JCD","created_at":"2026-05-18T12:30:25Z"},{"alias_kind":"pith_short_8","alias_value":"JKC6NMC4","created_at":"2026-05-18T12:30:25Z"}],"graph_snapshots":[{"event_id":"sha256:e74a8c52b0dd4a59852ae8d550be7a72d2dbd534b61a275f33887b2307907ed1","target":"graph","created_at":"2026-05-18T00:52:38Z","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":"Line-of-sight integrals of the squared density, commonly called the J-factor, are essential for inferring dark matter annihilation signals. The J-factors of dark matter-dominated dwarf spheroidal satellite galaxies (dSphs) have typically been derived using Bayesian techniques, which for small data samples implies that a choice of priors constitutes a non-negligible systematic uncertainty. Here we report the development of a new fully frequentist approach to construct the profile likelihood of the J-factor. Using stellar kinematic data from several classical and ultra-faint dSphs, we derive the","authors_text":"A. Chiappo, B. Anderson, J. Cohen-Tanugi, J. Conrad, L. E. Strigari, M.A. Sanchez-Conde","cross_cats":["astro-ph.GA","astro-ph.HE","hep-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2016-08-25T12:35:22Z","title":"Dwarf spheroidal J-factors without priors: A likelihood-based analysis for indirect dark matter searches"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1608.07111","kind":"arxiv","version":3},"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:f58b099da5eddc20eca3d6d2af790aba5cb45cb911aafbfa861b655161539914","target":"record","created_at":"2026-05-18T00:52:38Z","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":"696dfb4ce2ef99ff2f482aa62df5e5722b201103b865fdd5032dbb51307936b1","cross_cats_sorted":["astro-ph.GA","astro-ph.HE","hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2016-08-25T12:35:22Z","title_canon_sha256":"9cada54b6787a3cf2f7345c6a445d2a0af39a81ffc9cbf54ea40c5e2dd985e14"},"schema_version":"1.0","source":{"id":"1608.07111","kind":"arxiv","version":3}},"canonical_sha256":"4a85e6b05cd4b31d24438d94705683bef4c0ddc32c3aff726c7b2dbf6ffc76a1","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4a85e6b05cd4b31d24438d94705683bef4c0ddc32c3aff726c7b2dbf6ffc76a1","first_computed_at":"2026-05-18T00:52:38.906082Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:52:38.906082Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"3l23g+nLXTyANpqWJnt92TvJ20IZQwH3GtsZZNrH+PSnv5wIBGTyxRizNsd3kNgqcw/Urvc2h/0DRHSEF/6rBg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:52:38.906588Z","signed_message":"canonical_sha256_bytes"},"source_id":"1608.07111","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f58b099da5eddc20eca3d6d2af790aba5cb45cb911aafbfa861b655161539914","sha256:e74a8c52b0dd4a59852ae8d550be7a72d2dbd534b61a275f33887b2307907ed1"],"state_sha256":"11959d035ac74c58754a3dbadb28176db20d1536104c68208c77d2bdfcdb79cb"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/7FTHtvBgD2TS//hG76j+LAbcjsZvf0SjtHJl9DSSlQ36dnNrN8YmDEg0rDeUiwhbiV05Jvt18zuUEDhP0jJBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-03T14:23:56.150142Z","bundle_sha256":"62e55b425ed8d42688e10e74e9401bc1beda735ebd0e9557c17efdea04c8b815"}}