{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:LXJYFPYDY3323G467HILFUY2LK","short_pith_number":"pith:LXJYFPYD","canonical_record":{"source":{"id":"1705.03173","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-05-09T04:40:40Z","cross_cats_sorted":[],"title_canon_sha256":"4016f75ddad3a051db18f2631b1f4eab62402d5b1bfff8f07de781885a301fa0","abstract_canon_sha256":"83e5c2258cdb046c7a32eeaaf27a1981621d4323c39d08b89c04e974ff7abd44"},"schema_version":"1.0"},"canonical_sha256":"5dd382bf03c6f7ad9b9ef9d0b2d31a5aa8f0df1be6b1c8971b4f81f111859e9c","source":{"kind":"arxiv","id":"1705.03173","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1705.03173","created_at":"2026-05-18T00:41:32Z"},{"alias_kind":"arxiv_version","alias_value":"1705.03173v1","created_at":"2026-05-18T00:41:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1705.03173","created_at":"2026-05-18T00:41:32Z"},{"alias_kind":"pith_short_12","alias_value":"LXJYFPYDY332","created_at":"2026-05-18T12:31:28Z"},{"alias_kind":"pith_short_16","alias_value":"LXJYFPYDY3323G46","created_at":"2026-05-18T12:31:28Z"},{"alias_kind":"pith_short_8","alias_value":"LXJYFPYD","created_at":"2026-05-18T12:31:28Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:LXJYFPYDY3323G467HILFUY2LK","target":"record","payload":{"canonical_record":{"source":{"id":"1705.03173","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-05-09T04:40:40Z","cross_cats_sorted":[],"title_canon_sha256":"4016f75ddad3a051db18f2631b1f4eab62402d5b1bfff8f07de781885a301fa0","abstract_canon_sha256":"83e5c2258cdb046c7a32eeaaf27a1981621d4323c39d08b89c04e974ff7abd44"},"schema_version":"1.0"},"canonical_sha256":"5dd382bf03c6f7ad9b9ef9d0b2d31a5aa8f0df1be6b1c8971b4f81f111859e9c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:41:32.956151Z","signature_b64":"TIZomj0KIlBPMuJefyO5mmcR3aVz3pch+yNOExPZWiAwcsBI4+aUxh1HBKXLdaoh6EY/WlCYfCniBkr5Q+ECAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5dd382bf03c6f7ad9b9ef9d0b2d31a5aa8f0df1be6b1c8971b4f81f111859e9c","last_reissued_at":"2026-05-18T00:41:32.955593Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:41:32.955593Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1705.03173","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":"2026-05-18T00:41:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PxoVfNEceQZWvI2EoQQxqyvBm4AScfiKOUrr7NceeFWXiYHVDw823YshWUP9bFYLEDHDJ/eDXwP5Wul6oiE0CA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-08T17:43:02.355592Z"},"content_sha256":"e77a813facc74dec96e849dd4e3d0356a166fabe324bbd7343967e2fa314f2c8","schema_version":"1.0","event_id":"sha256:e77a813facc74dec96e849dd4e3d0356a166fabe324bbd7343967e2fa314f2c8"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:LXJYFPYDY3323G467HILFUY2LK","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Star Formation in Simulated Galaxies: Understanding the Transition to Quiescence at $3\\times10^{10}$ M$_\\odot$","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Chiaki Kobayashi, Christoph Federrath, Philip Taylor","submitted_at":"2017-05-09T04:40:40Z","abstract_excerpt":"Star formation in galaxies relies on the availability of cold, dense gas, which, in turn, relies on factors internal and external to the galaxies. In order to provide a simple model for how star formation is regulated by various physical processes in galaxies, we analyse data at redshift $z=0$ from a hydrodynamical cosmological simulation that includes prescriptions for star formation and stellar evolution, active galactic nuclei (AGN), and their associated feedback processes. This model can determine the star formation rate (SFR) as a function of galaxy stellar mass, gas mass, black hole mass"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1705.03173","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":"2026-05-18T00:41:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Fjq+by22FdRau8ks/CYdbL10Arhzd2MDmpC+UtwdxG+N5S2ac20xS+pF2wz9Ny42Fyp7wzFqUwkaRTz0+pSLAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-08T17:43:02.356338Z"},"content_sha256":"bb53ebf63b0301746c23d4c02984c80b95539eeb32ec8733f1ab71f0141445ca","schema_version":"1.0","event_id":"sha256:bb53ebf63b0301746c23d4c02984c80b95539eeb32ec8733f1ab71f0141445ca"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/LXJYFPYDY3323G467HILFUY2LK/bundle.json","state_url":"https://pith.science/pith/LXJYFPYDY3323G467HILFUY2LK/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/LXJYFPYDY3323G467HILFUY2LK/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":"2026-06-08T17:43:02Z","links":{"resolver":"https://pith.science/pith/LXJYFPYDY3323G467HILFUY2LK","bundle":"https://pith.science/pith/LXJYFPYDY3323G467HILFUY2LK/bundle.json","state":"https://pith.science/pith/LXJYFPYDY3323G467HILFUY2LK/state.json","well_known_bundle":"https://pith.science/.well-known/pith/LXJYFPYDY3323G467HILFUY2LK/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:LXJYFPYDY3323G467HILFUY2LK","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":"83e5c2258cdb046c7a32eeaaf27a1981621d4323c39d08b89c04e974ff7abd44","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-05-09T04:40:40Z","title_canon_sha256":"4016f75ddad3a051db18f2631b1f4eab62402d5b1bfff8f07de781885a301fa0"},"schema_version":"1.0","source":{"id":"1705.03173","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1705.03173","created_at":"2026-05-18T00:41:32Z"},{"alias_kind":"arxiv_version","alias_value":"1705.03173v1","created_at":"2026-05-18T00:41:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1705.03173","created_at":"2026-05-18T00:41:32Z"},{"alias_kind":"pith_short_12","alias_value":"LXJYFPYDY332","created_at":"2026-05-18T12:31:28Z"},{"alias_kind":"pith_short_16","alias_value":"LXJYFPYDY3323G46","created_at":"2026-05-18T12:31:28Z"},{"alias_kind":"pith_short_8","alias_value":"LXJYFPYD","created_at":"2026-05-18T12:31:28Z"}],"graph_snapshots":[{"event_id":"sha256:bb53ebf63b0301746c23d4c02984c80b95539eeb32ec8733f1ab71f0141445ca","target":"graph","created_at":"2026-05-18T00:41:32Z","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":"Star formation in galaxies relies on the availability of cold, dense gas, which, in turn, relies on factors internal and external to the galaxies. In order to provide a simple model for how star formation is regulated by various physical processes in galaxies, we analyse data at redshift $z=0$ from a hydrodynamical cosmological simulation that includes prescriptions for star formation and stellar evolution, active galactic nuclei (AGN), and their associated feedback processes. This model can determine the star formation rate (SFR) as a function of galaxy stellar mass, gas mass, black hole mass","authors_text":"Chiaki Kobayashi, Christoph Federrath, Philip Taylor","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-05-09T04:40:40Z","title":"Star Formation in Simulated Galaxies: Understanding the Transition to Quiescence at $3\\times10^{10}$ M$_\\odot$"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1705.03173","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:e77a813facc74dec96e849dd4e3d0356a166fabe324bbd7343967e2fa314f2c8","target":"record","created_at":"2026-05-18T00:41:32Z","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":"83e5c2258cdb046c7a32eeaaf27a1981621d4323c39d08b89c04e974ff7abd44","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-05-09T04:40:40Z","title_canon_sha256":"4016f75ddad3a051db18f2631b1f4eab62402d5b1bfff8f07de781885a301fa0"},"schema_version":"1.0","source":{"id":"1705.03173","kind":"arxiv","version":1}},"canonical_sha256":"5dd382bf03c6f7ad9b9ef9d0b2d31a5aa8f0df1be6b1c8971b4f81f111859e9c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5dd382bf03c6f7ad9b9ef9d0b2d31a5aa8f0df1be6b1c8971b4f81f111859e9c","first_computed_at":"2026-05-18T00:41:32.955593Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:41:32.955593Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"TIZomj0KIlBPMuJefyO5mmcR3aVz3pch+yNOExPZWiAwcsBI4+aUxh1HBKXLdaoh6EY/WlCYfCniBkr5Q+ECAg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:41:32.956151Z","signed_message":"canonical_sha256_bytes"},"source_id":"1705.03173","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e77a813facc74dec96e849dd4e3d0356a166fabe324bbd7343967e2fa314f2c8","sha256:bb53ebf63b0301746c23d4c02984c80b95539eeb32ec8733f1ab71f0141445ca"],"state_sha256":"cc598858899ba766223173df08f819ff274da7a227df40a792b45cdd02bda549"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Aqk+n9rQ9PlIeamoCaLHjXL8fYmI3AxFGxBNDkhbliokbEye/17B4eGzZeMPXvbmCxh3fXIuy4Zy9wZiw3sHCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-08T17:43:02.360442Z","bundle_sha256":"ba6b190e124b1e92866381648262bbb346df0beb576d798c24b0e6ec5892c5b5"}}