{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:A3JXRFLA5GPC4BD2TWYV73EOYJ","short_pith_number":"pith:A3JXRFLA","canonical_record":{"source":{"id":"1704.03146","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-04-11T05:03:49Z","cross_cats_sorted":[],"title_canon_sha256":"bfcfab7fa8ee3d7e80c0fe2e1e0a4040685f942c1b598485a1585943a7f56ac5","abstract_canon_sha256":"d31f9485000106d3d8d6525b60ff6c547afd645c0eea54af366c6102a25813e5"},"schema_version":"1.0"},"canonical_sha256":"06d3789560e99e2e047a9db15fec8ec27ebdca7d032c78af07c20499cb31f2dd","source":{"kind":"arxiv","id":"1704.03146","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1704.03146","created_at":"2026-05-18T00:41:49Z"},{"alias_kind":"arxiv_version","alias_value":"1704.03146v1","created_at":"2026-05-18T00:41:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1704.03146","created_at":"2026-05-18T00:41:49Z"},{"alias_kind":"pith_short_12","alias_value":"A3JXRFLA5GPC","created_at":"2026-05-18T12:31:05Z"},{"alias_kind":"pith_short_16","alias_value":"A3JXRFLA5GPC4BD2","created_at":"2026-05-18T12:31:05Z"},{"alias_kind":"pith_short_8","alias_value":"A3JXRFLA","created_at":"2026-05-18T12:31:05Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:A3JXRFLA5GPC4BD2TWYV73EOYJ","target":"record","payload":{"canonical_record":{"source":{"id":"1704.03146","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-04-11T05:03:49Z","cross_cats_sorted":[],"title_canon_sha256":"bfcfab7fa8ee3d7e80c0fe2e1e0a4040685f942c1b598485a1585943a7f56ac5","abstract_canon_sha256":"d31f9485000106d3d8d6525b60ff6c547afd645c0eea54af366c6102a25813e5"},"schema_version":"1.0"},"canonical_sha256":"06d3789560e99e2e047a9db15fec8ec27ebdca7d032c78af07c20499cb31f2dd","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:41:49.181000Z","signature_b64":"eO+X87AXgTYJkx8mVOZxX+35ttGHIuks3P1F8IRild4BVgw97ktnLgAMlfc4mntpNVP0u8TZ64+/O76aFi7RBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"06d3789560e99e2e047a9db15fec8ec27ebdca7d032c78af07c20499cb31f2dd","last_reissued_at":"2026-05-18T00:41:49.180556Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:41:49.180556Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1704.03146","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":"2026-05-18T00:41:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2mDR/MSSYj4s5KJtTp73lI6ODMuVV47f3QbZycfq1W9IyVSw96IkV6PtIqUHKznlqv1VmYF/EDrKO365lzHNDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-25T09:49:20.517231Z"},"content_sha256":"0e2eae347e5f20da910fb4157de45accff966c82ee905c196b33d9271d8129dd","schema_version":"1.0","event_id":"sha256:0e2eae347e5f20da910fb4157de45accff966c82ee905c196b33d9271d8129dd"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:A3JXRFLA5GPC4BD2TWYV73EOYJ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Resolved stellar streams around NGC4631 from a Subaru/Hyper Suprime-Cam survey","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Masashi Chiba (Tohoku Univ.), Mikito Tanaka (Tohoku Univ.), Yutaka Komiyama (NAOJ)","submitted_at":"2017-04-11T05:03:49Z","abstract_excerpt":"We present the first results of the Subaru/Hyper Suprime-Cam (HSC) survey of the interacting galaxy system, NGC4631 and NGC4656. From the maps of resolved stellar populations, we identify 11 dwarf galaxies (including already-known dwarfs) in the outer region of NGC4631 and the two tidal stellar streams around NGC4631, named Stream SE and Stream NW, respectively. This paper describes the fundamental properties of these tidal streams. Based on the tip of red giant branch method and the Bayesian statistics, we find that StreamSE (7.10 Mpc in Expected a posteriori, EAP, with the 90% credible inter"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1704.03146","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":""},"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":"2026-05-18T00:41:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"VkuLQYxZYvTCyfJ/Nx9ycjcSj7xRSiIaEif35joj2qZejiP06vR1taggWu0GR0ZNl1yj3UyYQBVFMJRCM7vyBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-25T09:49:20.517598Z"},"content_sha256":"85b2ef81b12b48f94293e06dd44d84035510f8b9a94de8a038993d67b0a7dc4f","schema_version":"1.0","event_id":"sha256:85b2ef81b12b48f94293e06dd44d84035510f8b9a94de8a038993d67b0a7dc4f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/A3JXRFLA5GPC4BD2TWYV73EOYJ/bundle.json","state_url":"https://pith.science/pith/A3JXRFLA5GPC4BD2TWYV73EOYJ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/A3JXRFLA5GPC4BD2TWYV73EOYJ/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":"2026-06-25T09:49:20Z","links":{"resolver":"https://pith.science/pith/A3JXRFLA5GPC4BD2TWYV73EOYJ","bundle":"https://pith.science/pith/A3JXRFLA5GPC4BD2TWYV73EOYJ/bundle.json","state":"https://pith.science/pith/A3JXRFLA5GPC4BD2TWYV73EOYJ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/A3JXRFLA5GPC4BD2TWYV73EOYJ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:A3JXRFLA5GPC4BD2TWYV73EOYJ","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":"d31f9485000106d3d8d6525b60ff6c547afd645c0eea54af366c6102a25813e5","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-04-11T05:03:49Z","title_canon_sha256":"bfcfab7fa8ee3d7e80c0fe2e1e0a4040685f942c1b598485a1585943a7f56ac5"},"schema_version":"1.0","source":{"id":"1704.03146","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1704.03146","created_at":"2026-05-18T00:41:49Z"},{"alias_kind":"arxiv_version","alias_value":"1704.03146v1","created_at":"2026-05-18T00:41:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1704.03146","created_at":"2026-05-18T00:41:49Z"},{"alias_kind":"pith_short_12","alias_value":"A3JXRFLA5GPC","created_at":"2026-05-18T12:31:05Z"},{"alias_kind":"pith_short_16","alias_value":"A3JXRFLA5GPC4BD2","created_at":"2026-05-18T12:31:05Z"},{"alias_kind":"pith_short_8","alias_value":"A3JXRFLA","created_at":"2026-05-18T12:31:05Z"}],"graph_snapshots":[{"event_id":"sha256:85b2ef81b12b48f94293e06dd44d84035510f8b9a94de8a038993d67b0a7dc4f","target":"graph","created_at":"2026-05-18T00:41:49Z","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":"We present the first results of the Subaru/Hyper Suprime-Cam (HSC) survey of the interacting galaxy system, NGC4631 and NGC4656. From the maps of resolved stellar populations, we identify 11 dwarf galaxies (including already-known dwarfs) in the outer region of NGC4631 and the two tidal stellar streams around NGC4631, named Stream SE and Stream NW, respectively. This paper describes the fundamental properties of these tidal streams. Based on the tip of red giant branch method and the Bayesian statistics, we find that StreamSE (7.10 Mpc in Expected a posteriori, EAP, with the 90% credible inter","authors_text":"Masashi Chiba (Tohoku Univ.), Mikito Tanaka (Tohoku Univ.), Yutaka Komiyama (NAOJ)","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-04-11T05:03:49Z","title":"Resolved stellar streams around NGC4631 from a Subaru/Hyper Suprime-Cam survey"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1704.03146","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":"sha256:0e2eae347e5f20da910fb4157de45accff966c82ee905c196b33d9271d8129dd","target":"record","created_at":"2026-05-18T00:41:49Z","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":"d31f9485000106d3d8d6525b60ff6c547afd645c0eea54af366c6102a25813e5","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-04-11T05:03:49Z","title_canon_sha256":"bfcfab7fa8ee3d7e80c0fe2e1e0a4040685f942c1b598485a1585943a7f56ac5"},"schema_version":"1.0","source":{"id":"1704.03146","kind":"arxiv","version":1}},"canonical_sha256":"06d3789560e99e2e047a9db15fec8ec27ebdca7d032c78af07c20499cb31f2dd","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"06d3789560e99e2e047a9db15fec8ec27ebdca7d032c78af07c20499cb31f2dd","first_computed_at":"2026-05-18T00:41:49.180556Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:41:49.180556Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"eO+X87AXgTYJkx8mVOZxX+35ttGHIuks3P1F8IRild4BVgw97ktnLgAMlfc4mntpNVP0u8TZ64+/O76aFi7RBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:41:49.181000Z","signed_message":"canonical_sha256_bytes"},"source_id":"1704.03146","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0e2eae347e5f20da910fb4157de45accff966c82ee905c196b33d9271d8129dd","sha256:85b2ef81b12b48f94293e06dd44d84035510f8b9a94de8a038993d67b0a7dc4f"],"state_sha256":"318f657fe93101efac00f9b40a17a727f8d37e206a38f599ae391f59aba78612"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"74DgD1MytS8mcm68N7ctk299NeIxs4L/6KuMwzX69MYyX7PCHtAXFr7ez/qJmAJIpnfLFRKCh1ApxFwnXyAZDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-25T09:49:20.519760Z","bundle_sha256":"80c71b18936cb6addf0a80a647ba324b97a4bcfe6a051ac5177732ddb0eba3b5"}}