{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:CZ3ZBKUF5UQZSTMN3O72QTWQN2","short_pith_number":"pith:CZ3ZBKUF","canonical_record":{"source":{"id":"2206.05453","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2022-06-11T07:41:07Z","cross_cats_sorted":[],"title_canon_sha256":"f6ae283d7c33dc1d96875619f711845343d299bf2e927aa7121f71d3f318cc70","abstract_canon_sha256":"759d43ae56faa521f3694cd6627188f74d23b381588d4bed5886fbeb5a57cc5e"},"schema_version":"1.0"},"canonical_sha256":"167790aa85ed21994d8ddbbfa84ed06e99b132f4c76a54cea6ca3ac8df20d454","source":{"kind":"arxiv","id":"2206.05453","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2206.05453","created_at":"2026-07-05T04:41:43Z"},{"alias_kind":"arxiv_version","alias_value":"2206.05453v1","created_at":"2026-07-05T04:41:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2206.05453","created_at":"2026-07-05T04:41:43Z"},{"alias_kind":"pith_short_12","alias_value":"CZ3ZBKUF5UQZ","created_at":"2026-07-05T04:41:43Z"},{"alias_kind":"pith_short_16","alias_value":"CZ3ZBKUF5UQZSTMN","created_at":"2026-07-05T04:41:43Z"},{"alias_kind":"pith_short_8","alias_value":"CZ3ZBKUF","created_at":"2026-07-05T04:41:43Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:CZ3ZBKUF5UQZSTMN3O72QTWQN2","target":"record","payload":{"canonical_record":{"source":{"id":"2206.05453","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2022-06-11T07:41:07Z","cross_cats_sorted":[],"title_canon_sha256":"f6ae283d7c33dc1d96875619f711845343d299bf2e927aa7121f71d3f318cc70","abstract_canon_sha256":"759d43ae56faa521f3694cd6627188f74d23b381588d4bed5886fbeb5a57cc5e"},"schema_version":"1.0"},"canonical_sha256":"167790aa85ed21994d8ddbbfa84ed06e99b132f4c76a54cea6ca3ac8df20d454","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T04:41:43.819990Z","signature_b64":"VzTXJKpPuj9g6MoFp2ug/SZuzpwLzQOL7/zfTv74TbnkKPHwWd6aRrK4g8ZJI4TJ2nXCP97IyBrbHGUmJE7OAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"167790aa85ed21994d8ddbbfa84ed06e99b132f4c76a54cea6ca3ac8df20d454","last_reissued_at":"2026-07-05T04:41:43.819642Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T04:41:43.819642Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2206.05453","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T04:41:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"AfQ0temW66vZqcGt0WszU6AZTXS+YGKNZYJodfoqf/5oAXPI+rsXv3zfMuJZmB+r/RUtHk3DDXZYt1KmD4sxDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-19T23:25:53.048365Z"},"content_sha256":"68fc074b1d01b065eb289d30a62a531cf18e711456109e88448c7879abe0c777","schema_version":"1.0","event_id":"sha256:68fc074b1d01b065eb289d30a62a531cf18e711456109e88448c7879abe0c777"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:CZ3ZBKUF5UQZSTMN3O72QTWQN2","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Satellite galaxies' drag on field stars in the Milky Way","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Jifeng Liu, Jingkun Zhao, Kun Xu, Xilong Liang","submitted_at":"2022-06-11T07:41:07Z","abstract_excerpt":"With Gaia EDR3 data, velocity dispersion of Milky Way field stars around satellite galaxies have been investigated. We have fitted velocity dispersion against distance to satellite galaxy and found the gradient of velocity dispersion is related to the mass of satellite galaxy. With order-of-magnitude approximations, a linear correlation has been fitted between the mass of satellite galaxy and gradient of velocity dispersion caused by its gravitational drag. Though our result is an observational qualitative result, it shows better relation could be obtained with more observations in the future."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2206.05453","kind":"arxiv","version":1},"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/2206.05453/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":"2026-07-05T04:41:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Yt+/N6Q0BaGhxov7qZeTNG3NJPG1O4oJ9iy25y+u05FZyXT58gnZ89M1j3/FB7/OFqD8i3/Mb0mIXcbfz4tPCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-19T23:25:53.048742Z"},"content_sha256":"28ef89b7c1f163fbe7579782fd5bc9621b29d9bec894779e92b8fca298185cbc","schema_version":"1.0","event_id":"sha256:28ef89b7c1f163fbe7579782fd5bc9621b29d9bec894779e92b8fca298185cbc"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/CZ3ZBKUF5UQZSTMN3O72QTWQN2/bundle.json","state_url":"https://pith.science/pith/CZ3ZBKUF5UQZSTMN3O72QTWQN2/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/CZ3ZBKUF5UQZSTMN3O72QTWQN2/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":"2026-08-19T23:25:53Z","links":{"resolver":"https://pith.science/pith/CZ3ZBKUF5UQZSTMN3O72QTWQN2","bundle":"https://pith.science/pith/CZ3ZBKUF5UQZSTMN3O72QTWQN2/bundle.json","state":"https://pith.science/pith/CZ3ZBKUF5UQZSTMN3O72QTWQN2/state.json","well_known_bundle":"https://pith.science/.well-known/pith/CZ3ZBKUF5UQZSTMN3O72QTWQN2/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:CZ3ZBKUF5UQZSTMN3O72QTWQN2","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":"759d43ae56faa521f3694cd6627188f74d23b381588d4bed5886fbeb5a57cc5e","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2022-06-11T07:41:07Z","title_canon_sha256":"f6ae283d7c33dc1d96875619f711845343d299bf2e927aa7121f71d3f318cc70"},"schema_version":"1.0","source":{"id":"2206.05453","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2206.05453","created_at":"2026-07-05T04:41:43Z"},{"alias_kind":"arxiv_version","alias_value":"2206.05453v1","created_at":"2026-07-05T04:41:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2206.05453","created_at":"2026-07-05T04:41:43Z"},{"alias_kind":"pith_short_12","alias_value":"CZ3ZBKUF5UQZ","created_at":"2026-07-05T04:41:43Z"},{"alias_kind":"pith_short_16","alias_value":"CZ3ZBKUF5UQZSTMN","created_at":"2026-07-05T04:41:43Z"},{"alias_kind":"pith_short_8","alias_value":"CZ3ZBKUF","created_at":"2026-07-05T04:41:43Z"}],"graph_snapshots":[{"event_id":"sha256:28ef89b7c1f163fbe7579782fd5bc9621b29d9bec894779e92b8fca298185cbc","target":"graph","created_at":"2026-07-05T04:41:43Z","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/2206.05453/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"With Gaia EDR3 data, velocity dispersion of Milky Way field stars around satellite galaxies have been investigated. We have fitted velocity dispersion against distance to satellite galaxy and found the gradient of velocity dispersion is related to the mass of satellite galaxy. With order-of-magnitude approximations, a linear correlation has been fitted between the mass of satellite galaxy and gradient of velocity dispersion caused by its gravitational drag. Though our result is an observational qualitative result, it shows better relation could be obtained with more observations in the future.","authors_text":"Jifeng Liu, Jingkun Zhao, Kun Xu, Xilong Liang","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2022-06-11T07:41:07Z","title":"Satellite galaxies' drag on field stars in the Milky Way"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2206.05453","kind":"arxiv","version":1},"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":"sha256:68fc074b1d01b065eb289d30a62a531cf18e711456109e88448c7879abe0c777","target":"record","created_at":"2026-07-05T04:41:43Z","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":"759d43ae56faa521f3694cd6627188f74d23b381588d4bed5886fbeb5a57cc5e","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2022-06-11T07:41:07Z","title_canon_sha256":"f6ae283d7c33dc1d96875619f711845343d299bf2e927aa7121f71d3f318cc70"},"schema_version":"1.0","source":{"id":"2206.05453","kind":"arxiv","version":1}},"canonical_sha256":"167790aa85ed21994d8ddbbfa84ed06e99b132f4c76a54cea6ca3ac8df20d454","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"167790aa85ed21994d8ddbbfa84ed06e99b132f4c76a54cea6ca3ac8df20d454","first_computed_at":"2026-07-05T04:41:43.819642Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T04:41:43.819642Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"VzTXJKpPuj9g6MoFp2ug/SZuzpwLzQOL7/zfTv74TbnkKPHwWd6aRrK4g8ZJI4TJ2nXCP97IyBrbHGUmJE7OAg==","signature_status":"signed_v1","signed_at":"2026-07-05T04:41:43.819990Z","signed_message":"canonical_sha256_bytes"},"source_id":"2206.05453","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:68fc074b1d01b065eb289d30a62a531cf18e711456109e88448c7879abe0c777","sha256:28ef89b7c1f163fbe7579782fd5bc9621b29d9bec894779e92b8fca298185cbc"],"state_sha256":"a86a4d32069adf82089e5751856cf5743d4f9c5d1fc45f23fb314b78da88a11f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"t0dVTORLZudPMYSFNW1dpicFIaKKH3oTGae+n65rbTd24UzWTaS6XBQacpPIS8fgfjJibzlPGl+vN65ahYTdCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-19T23:25:53.051147Z","bundle_sha256":"6d1d9488c8e6d0eed0145a480dfe04e418051deeab9620f2826ac697514b134d"}}