{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:6E32Q7HAYRT2YIIWAWJ4IM4HFP","short_pith_number":"pith:6E32Q7HA","canonical_record":{"source":{"id":"1809.07831","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2018-09-20T20:01:05Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"26b4c576343140d0552f7105281390ff816c50f090188bbb5c66757a3cf07a66","abstract_canon_sha256":"d7f28f690c687ceb1a04ae5e205257feeea04191ad0b2a8e339989d8c2ce2c2c"},"schema_version":"1.0"},"canonical_sha256":"f137a87ce0c467ac21160593c433872bf3934364452bc22d88054205c86fd8bc","source":{"kind":"arxiv","id":"1809.07831","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1809.07831","created_at":"2026-05-18T00:04:19Z"},{"alias_kind":"arxiv_version","alias_value":"1809.07831v1","created_at":"2026-05-18T00:04:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1809.07831","created_at":"2026-05-18T00:04:19Z"},{"alias_kind":"pith_short_12","alias_value":"6E32Q7HAYRT2","created_at":"2026-05-18T12:32:08Z"},{"alias_kind":"pith_short_16","alias_value":"6E32Q7HAYRT2YIIW","created_at":"2026-05-18T12:32:08Z"},{"alias_kind":"pith_short_8","alias_value":"6E32Q7HA","created_at":"2026-05-18T12:32:08Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:6E32Q7HAYRT2YIIWAWJ4IM4HFP","target":"record","payload":{"canonical_record":{"source":{"id":"1809.07831","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2018-09-20T20:01:05Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"26b4c576343140d0552f7105281390ff816c50f090188bbb5c66757a3cf07a66","abstract_canon_sha256":"d7f28f690c687ceb1a04ae5e205257feeea04191ad0b2a8e339989d8c2ce2c2c"},"schema_version":"1.0"},"canonical_sha256":"f137a87ce0c467ac21160593c433872bf3934364452bc22d88054205c86fd8bc","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:04:19.936223Z","signature_b64":"hFcq7HbBjZ19W2a3+dL55T04neOTODyvsd+igZefbd4x6vI1XnTf1BqggQvABABXuHCRlCO4q0bsbctPNAL8BA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f137a87ce0c467ac21160593c433872bf3934364452bc22d88054205c86fd8bc","last_reissued_at":"2026-05-18T00:04:19.935590Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:04:19.935590Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1809.07831","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":"2026-05-18T00:04:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"poFpL4cSVYqlswgteWjRW0DJj6cDQLwzu98RfGUzBPDADsR9othct0qinq/dtLDKPgKy/KMOAsbMQMhrt6lYCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T01:46:11.015225Z"},"content_sha256":"a2a552d71f279bc3c77d7c386ebbfaff85891933e46a09896ea8d8d669a71ee4","schema_version":"1.0","event_id":"sha256:a2a552d71f279bc3c77d7c386ebbfaff85891933e46a09896ea8d8d669a71ee4"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:6E32Q7HAYRT2YIIWAWJ4IM4HFP","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Extending the Globular Cluster System-Halo Mass Relation to the Lowest Galaxy Masses","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"astro-ph.GA","authors_text":"Duncan A. Forbes, Justin I. Read, Mark Gieles, Michelle L. M. Collins","submitted_at":"2018-09-20T20:01:05Z","abstract_excerpt":"High mass galaxies, with halo masses $M_{200} \\ge 10^{10} M_{\\odot}$, reveal a remarkable near-linear relation between their globular cluster (GC) system mass and their host galaxy halo mass. Extending this relation to the mass range of dwarf galaxies has been problematic due to the difficulty in measuring independent halo masses. Here we derive new halo masses based on stellar and HI gas kinematics for a sample of nearby dwarf galaxies with GC systems. We find that the GC system mass--halo mass relation for galaxies populated by GCs holds from halo masses of $M_{200} \\sim 10^{14} M_{\\odot}$ d"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1809.07831","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":"2026-05-18T00:04:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HI9z8bcBeRkFmWjt/sCuY/kdn0e+U1N8OfJkf+s9v5gjgxR/RtPNtCzNa0z5B6UInvqIpFr2ShXNWtv1AsSaDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T01:46:11.015908Z"},"content_sha256":"81f4f424c80ca344882ef27658b14b265576ce1b2c7d890b79c7fc9a4a943c8f","schema_version":"1.0","event_id":"sha256:81f4f424c80ca344882ef27658b14b265576ce1b2c7d890b79c7fc9a4a943c8f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/6E32Q7HAYRT2YIIWAWJ4IM4HFP/bundle.json","state_url":"https://pith.science/pith/6E32Q7HAYRT2YIIWAWJ4IM4HFP/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/6E32Q7HAYRT2YIIWAWJ4IM4HFP/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":"2026-05-26T01:46:11Z","links":{"resolver":"https://pith.science/pith/6E32Q7HAYRT2YIIWAWJ4IM4HFP","bundle":"https://pith.science/pith/6E32Q7HAYRT2YIIWAWJ4IM4HFP/bundle.json","state":"https://pith.science/pith/6E32Q7HAYRT2YIIWAWJ4IM4HFP/state.json","well_known_bundle":"https://pith.science/.well-known/pith/6E32Q7HAYRT2YIIWAWJ4IM4HFP/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:6E32Q7HAYRT2YIIWAWJ4IM4HFP","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":"d7f28f690c687ceb1a04ae5e205257feeea04191ad0b2a8e339989d8c2ce2c2c","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2018-09-20T20:01:05Z","title_canon_sha256":"26b4c576343140d0552f7105281390ff816c50f090188bbb5c66757a3cf07a66"},"schema_version":"1.0","source":{"id":"1809.07831","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1809.07831","created_at":"2026-05-18T00:04:19Z"},{"alias_kind":"arxiv_version","alias_value":"1809.07831v1","created_at":"2026-05-18T00:04:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1809.07831","created_at":"2026-05-18T00:04:19Z"},{"alias_kind":"pith_short_12","alias_value":"6E32Q7HAYRT2","created_at":"2026-05-18T12:32:08Z"},{"alias_kind":"pith_short_16","alias_value":"6E32Q7HAYRT2YIIW","created_at":"2026-05-18T12:32:08Z"},{"alias_kind":"pith_short_8","alias_value":"6E32Q7HA","created_at":"2026-05-18T12:32:08Z"}],"graph_snapshots":[{"event_id":"sha256:81f4f424c80ca344882ef27658b14b265576ce1b2c7d890b79c7fc9a4a943c8f","target":"graph","created_at":"2026-05-18T00:04:19Z","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":"High mass galaxies, with halo masses $M_{200} \\ge 10^{10} M_{\\odot}$, reveal a remarkable near-linear relation between their globular cluster (GC) system mass and their host galaxy halo mass. Extending this relation to the mass range of dwarf galaxies has been problematic due to the difficulty in measuring independent halo masses. Here we derive new halo masses based on stellar and HI gas kinematics for a sample of nearby dwarf galaxies with GC systems. We find that the GC system mass--halo mass relation for galaxies populated by GCs holds from halo masses of $M_{200} \\sim 10^{14} M_{\\odot}$ d","authors_text":"Duncan A. Forbes, Justin I. Read, Mark Gieles, Michelle L. M. Collins","cross_cats":["astro-ph.CO"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2018-09-20T20:01:05Z","title":"Extending the Globular Cluster System-Halo Mass Relation to the Lowest Galaxy Masses"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1809.07831","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:a2a552d71f279bc3c77d7c386ebbfaff85891933e46a09896ea8d8d669a71ee4","target":"record","created_at":"2026-05-18T00:04:19Z","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":"d7f28f690c687ceb1a04ae5e205257feeea04191ad0b2a8e339989d8c2ce2c2c","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2018-09-20T20:01:05Z","title_canon_sha256":"26b4c576343140d0552f7105281390ff816c50f090188bbb5c66757a3cf07a66"},"schema_version":"1.0","source":{"id":"1809.07831","kind":"arxiv","version":1}},"canonical_sha256":"f137a87ce0c467ac21160593c433872bf3934364452bc22d88054205c86fd8bc","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f137a87ce0c467ac21160593c433872bf3934364452bc22d88054205c86fd8bc","first_computed_at":"2026-05-18T00:04:19.935590Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:04:19.935590Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"hFcq7HbBjZ19W2a3+dL55T04neOTODyvsd+igZefbd4x6vI1XnTf1BqggQvABABXuHCRlCO4q0bsbctPNAL8BA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:04:19.936223Z","signed_message":"canonical_sha256_bytes"},"source_id":"1809.07831","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a2a552d71f279bc3c77d7c386ebbfaff85891933e46a09896ea8d8d669a71ee4","sha256:81f4f424c80ca344882ef27658b14b265576ce1b2c7d890b79c7fc9a4a943c8f"],"state_sha256":"3155986624330f5405d8a87880c167dc878235596157cafcdce1310b5d0d838c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"suQ8AxZ+TbmiCq3O8XJ5vmhBv9aCZJLEXC92hH1YwHU+xAPaoIlpyOm129YOgjA1UxIWiKWf6bzmHl6gDKp+Ag==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T01:46:11.018666Z","bundle_sha256":"c1a675e8d9ab8fb3d68349d8a10906fffa45c57d9d07251140e06273818e2305"}}