{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:374PTDH2KGGL7LGNI7ML5JGO4K","short_pith_number":"pith:374PTDH2","canonical_record":{"source":{"id":"1508.04842","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-08-20T00:28:53Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"4c74a64ba034138dcf7aee22077e448e49aac3e32fae33b3dbd102ab6ac52d6d","abstract_canon_sha256":"83c27265634882c3f9724ac873468b07a2fb00510f0412ff48598d049bf7d198"},"schema_version":"1.0"},"canonical_sha256":"dff8f98cfa518cbfaccd47d8bea4cee2b73ce0874f71a0aae740d99614fb21db","source":{"kind":"arxiv","id":"1508.04842","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1508.04842","created_at":"2026-05-18T01:25:38Z"},{"alias_kind":"arxiv_version","alias_value":"1508.04842v2","created_at":"2026-05-18T01:25:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1508.04842","created_at":"2026-05-18T01:25:38Z"},{"alias_kind":"pith_short_12","alias_value":"374PTDH2KGGL","created_at":"2026-05-18T12:29:02Z"},{"alias_kind":"pith_short_16","alias_value":"374PTDH2KGGL7LGN","created_at":"2026-05-18T12:29:02Z"},{"alias_kind":"pith_short_8","alias_value":"374PTDH2","created_at":"2026-05-18T12:29:02Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:374PTDH2KGGL7LGNI7ML5JGO4K","target":"record","payload":{"canonical_record":{"source":{"id":"1508.04842","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-08-20T00:28:53Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"4c74a64ba034138dcf7aee22077e448e49aac3e32fae33b3dbd102ab6ac52d6d","abstract_canon_sha256":"83c27265634882c3f9724ac873468b07a2fb00510f0412ff48598d049bf7d198"},"schema_version":"1.0"},"canonical_sha256":"dff8f98cfa518cbfaccd47d8bea4cee2b73ce0874f71a0aae740d99614fb21db","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:25:38.504300Z","signature_b64":"7RdX0OrOwH7rnAkNDkMTl5MmtyjtCbWdUWOEdolzmqyhC7uuvvN7HojYiYS7N3/sDtO6S8UAufn6bvVLwVfZAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"dff8f98cfa518cbfaccd47d8bea4cee2b73ce0874f71a0aae740d99614fb21db","last_reissued_at":"2026-05-18T01:25:38.503634Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:25:38.503634Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1508.04842","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:25:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KfnM0TnaqHIwiwMkb9bqL+9hp4PSduMfjxOxvLe15NCLzuRo8OL4gOu9scKvyTgTIVklRUMcCejfBdY8+cNVDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T04:27:00.553951Z"},"content_sha256":"e5d686d137e4361faa81649b558b4ecd05b01c4dd9f647ef19585cf8b46bd605","schema_version":"1.0","event_id":"sha256:e5d686d137e4361faa81649b558b4ecd05b01c4dd9f647ef19585cf8b46bd605"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:374PTDH2KGGL7LGNI7ML5JGO4K","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Is Main Sequence Galaxy Star Formation Controlled by Halo Mass Accretion?","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"astro-ph.GA","authors_text":"Aldo Rodriguez-Puebla, Joel R. Primack, Peter Behroozi, S. M. Faber","submitted_at":"2015-08-20T00:28:53Z","abstract_excerpt":"The galaxy stellar-to-halo mass relation (SHMR) is nearly time-independent for $z < 4$. We therefore construct a time-independent SHMR model for central galaxies, wherein the in-situ star formation rate (SFR) is determined by the halo mass accretion rate (MAR), which we call Stellar-Halo Accretion Rate Coevolution (SHARC). We show that the $\\sim0.3$ dex dispersion of the halo MAR matches the observed dispersion of the SFR on the star-formation main sequence (MS). In the context of \"bathtub\"-type models of galaxy formation, SHARC leads to mass-dependent constraints on the relation between SFR a"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1508.04842","kind":"arxiv","version":2},"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":"2026-05-18T01:25:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2HK8SAegCb108BDuRcTO+5b2gs141BH29ZVj9K5esdig2qidBLogIePppC18pvTEPY1Xb8EyP0yTJ66uUKYpBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T04:27:00.554294Z"},"content_sha256":"28783d82a9a06dd979bcd4c601cdee01b709117f2352915943ea0ab4ebce2405","schema_version":"1.0","event_id":"sha256:28783d82a9a06dd979bcd4c601cdee01b709117f2352915943ea0ab4ebce2405"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/374PTDH2KGGL7LGNI7ML5JGO4K/bundle.json","state_url":"https://pith.science/pith/374PTDH2KGGL7LGNI7ML5JGO4K/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/374PTDH2KGGL7LGNI7ML5JGO4K/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":"2026-05-28T04:27:00Z","links":{"resolver":"https://pith.science/pith/374PTDH2KGGL7LGNI7ML5JGO4K","bundle":"https://pith.science/pith/374PTDH2KGGL7LGNI7ML5JGO4K/bundle.json","state":"https://pith.science/pith/374PTDH2KGGL7LGNI7ML5JGO4K/state.json","well_known_bundle":"https://pith.science/.well-known/pith/374PTDH2KGGL7LGNI7ML5JGO4K/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:374PTDH2KGGL7LGNI7ML5JGO4K","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":"83c27265634882c3f9724ac873468b07a2fb00510f0412ff48598d049bf7d198","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-08-20T00:28:53Z","title_canon_sha256":"4c74a64ba034138dcf7aee22077e448e49aac3e32fae33b3dbd102ab6ac52d6d"},"schema_version":"1.0","source":{"id":"1508.04842","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1508.04842","created_at":"2026-05-18T01:25:38Z"},{"alias_kind":"arxiv_version","alias_value":"1508.04842v2","created_at":"2026-05-18T01:25:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1508.04842","created_at":"2026-05-18T01:25:38Z"},{"alias_kind":"pith_short_12","alias_value":"374PTDH2KGGL","created_at":"2026-05-18T12:29:02Z"},{"alias_kind":"pith_short_16","alias_value":"374PTDH2KGGL7LGN","created_at":"2026-05-18T12:29:02Z"},{"alias_kind":"pith_short_8","alias_value":"374PTDH2","created_at":"2026-05-18T12:29:02Z"}],"graph_snapshots":[{"event_id":"sha256:28783d82a9a06dd979bcd4c601cdee01b709117f2352915943ea0ab4ebce2405","target":"graph","created_at":"2026-05-18T01:25:38Z","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":"The galaxy stellar-to-halo mass relation (SHMR) is nearly time-independent for $z < 4$. We therefore construct a time-independent SHMR model for central galaxies, wherein the in-situ star formation rate (SFR) is determined by the halo mass accretion rate (MAR), which we call Stellar-Halo Accretion Rate Coevolution (SHARC). We show that the $\\sim0.3$ dex dispersion of the halo MAR matches the observed dispersion of the SFR on the star-formation main sequence (MS). In the context of \"bathtub\"-type models of galaxy formation, SHARC leads to mass-dependent constraints on the relation between SFR a","authors_text":"Aldo Rodriguez-Puebla, Joel R. Primack, Peter Behroozi, S. M. Faber","cross_cats":["astro-ph.CO"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-08-20T00:28:53Z","title":"Is Main Sequence Galaxy Star Formation Controlled by Halo Mass Accretion?"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1508.04842","kind":"arxiv","version":2},"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:e5d686d137e4361faa81649b558b4ecd05b01c4dd9f647ef19585cf8b46bd605","target":"record","created_at":"2026-05-18T01:25:38Z","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":"83c27265634882c3f9724ac873468b07a2fb00510f0412ff48598d049bf7d198","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-08-20T00:28:53Z","title_canon_sha256":"4c74a64ba034138dcf7aee22077e448e49aac3e32fae33b3dbd102ab6ac52d6d"},"schema_version":"1.0","source":{"id":"1508.04842","kind":"arxiv","version":2}},"canonical_sha256":"dff8f98cfa518cbfaccd47d8bea4cee2b73ce0874f71a0aae740d99614fb21db","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"dff8f98cfa518cbfaccd47d8bea4cee2b73ce0874f71a0aae740d99614fb21db","first_computed_at":"2026-05-18T01:25:38.503634Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:25:38.503634Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"7RdX0OrOwH7rnAkNDkMTl5MmtyjtCbWdUWOEdolzmqyhC7uuvvN7HojYiYS7N3/sDtO6S8UAufn6bvVLwVfZAA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:25:38.504300Z","signed_message":"canonical_sha256_bytes"},"source_id":"1508.04842","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e5d686d137e4361faa81649b558b4ecd05b01c4dd9f647ef19585cf8b46bd605","sha256:28783d82a9a06dd979bcd4c601cdee01b709117f2352915943ea0ab4ebce2405"],"state_sha256":"4c63dfc77658ee5bc6a1828a78eede6f0b9adb0d10c521fb5e8c9dca3827a8ab"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6KvdLIxPCvAZZkqu/zBchi6bu3dB+P13AHz40KzuU7o4JUl2Ms2ttABS1PVtm2BmtPZmKsK1DYeXp1LMla7tAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T04:27:00.556289Z","bundle_sha256":"a7f7514bbb4469e6981cde6d633392bab2008d93748eefc8bdef1b28fd3ad7b0"}}