{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:BM3RSTQ7423N4TZYLUP2CET2YL","short_pith_number":"pith:BM3RSTQ7","canonical_record":{"source":{"id":"1603.04855","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-03-15T20:00:03Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"b7c8e4c18efc90bf0b962cd950d8dd0d2898b267f23d55586bd49e7bd50bd161","abstract_canon_sha256":"c77a3cc67c400b68d994322bb750fe159218ecc4e1e02fe32dee2ab344fdd2a0"},"schema_version":"1.0"},"canonical_sha256":"0b37194e1fe6b6de4f385d1fa1127ac2d0f832a002bef00c88d6a669b8437b4c","source":{"kind":"arxiv","id":"1603.04855","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1603.04855","created_at":"2026-05-18T00:55:46Z"},{"alias_kind":"arxiv_version","alias_value":"1603.04855v2","created_at":"2026-05-18T00:55:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1603.04855","created_at":"2026-05-18T00:55:46Z"},{"alias_kind":"pith_short_12","alias_value":"BM3RSTQ7423N","created_at":"2026-05-18T12:30:07Z"},{"alias_kind":"pith_short_16","alias_value":"BM3RSTQ7423N4TZY","created_at":"2026-05-18T12:30:07Z"},{"alias_kind":"pith_short_8","alias_value":"BM3RSTQ7","created_at":"2026-05-18T12:30:07Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:BM3RSTQ7423N4TZYLUP2CET2YL","target":"record","payload":{"canonical_record":{"source":{"id":"1603.04855","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-03-15T20:00:03Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"b7c8e4c18efc90bf0b962cd950d8dd0d2898b267f23d55586bd49e7bd50bd161","abstract_canon_sha256":"c77a3cc67c400b68d994322bb750fe159218ecc4e1e02fe32dee2ab344fdd2a0"},"schema_version":"1.0"},"canonical_sha256":"0b37194e1fe6b6de4f385d1fa1127ac2d0f832a002bef00c88d6a669b8437b4c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:55:46.784041Z","signature_b64":"vRqpP+660cu2oQU9jTjZ69cKn4H7x33H2aKIwDEmYYJ2j72jDNz4rcAMt2wEDelHDIhfFRtPsLoAAcRNComsBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0b37194e1fe6b6de4f385d1fa1127ac2d0f832a002bef00c88d6a669b8437b4c","last_reissued_at":"2026-05-18T00:55:46.783587Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:55:46.783587Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1603.04855","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":"2026-05-18T00:55:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7Oe7AdzcRbf8JFeCu9QjshfNCWfrc1m4Uo40iNlN13uORW60ph9E8uhXBb0oh9kDce0Dj0c7PgE1uhWvJTqwBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-04T09:08:33.558525Z"},"content_sha256":"ce2db801f70aded41a18f1acfd9e523f27ce8dd393b7ff2f0d0fbf2e5f6e54f4","schema_version":"1.0","event_id":"sha256:ce2db801f70aded41a18f1acfd9e523f27ce8dd393b7ff2f0d0fbf2e5f6e54f4"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:BM3RSTQ7423N4TZYLUP2CET2YL","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Organized Chaos: Scatter in the relation between stellar mass and halo mass in small galaxies","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"astro-ph.GA","authors_text":"Emma Bardwell, James S. Bullock, Michael Boylan-Kolchin, Shea Garrison-Kimmel","submitted_at":"2016-03-15T20:00:03Z","abstract_excerpt":"We use Local Group galaxy counts together with the ELVIS N-body simulations to explore the relationship between the scatter and slope in the stellar mass vs. halo mass relation at low masses, $M_\\star \\simeq 10^5 - 10^8 M_\\odot$. Assuming models with log-normal scatter about a median relation of the form $M_\\star \\propto M_\\mathrm{halo}^\\alpha$, the preferred log-slope steepens from $\\alpha \\simeq 1.8$ in the limit of zero scatter to $\\alpha \\simeq 2.6$ in the case of $2$ dex of scatter in $M_\\star$ at fixed halo mass. We provide fitting functions for the best-fit relations as a function of sc"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1603.04855","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":"2026-05-18T00:55:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0lZGVMd65VFY0tN7sjePMS4gPj7jAxdhP4SxgKiTQ4wbeAhM51tLJvuvNUYQiQfWU3LwNf6W53iRxAR8cSHyBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-04T09:08:33.558860Z"},"content_sha256":"c62319533ab79f0edc954f2f1412276c83042e21fdfd211ad2adf4877b2e9477","schema_version":"1.0","event_id":"sha256:c62319533ab79f0edc954f2f1412276c83042e21fdfd211ad2adf4877b2e9477"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/BM3RSTQ7423N4TZYLUP2CET2YL/bundle.json","state_url":"https://pith.science/pith/BM3RSTQ7423N4TZYLUP2CET2YL/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/BM3RSTQ7423N4TZYLUP2CET2YL/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":"2026-07-04T09:08:33Z","links":{"resolver":"https://pith.science/pith/BM3RSTQ7423N4TZYLUP2CET2YL","bundle":"https://pith.science/pith/BM3RSTQ7423N4TZYLUP2CET2YL/bundle.json","state":"https://pith.science/pith/BM3RSTQ7423N4TZYLUP2CET2YL/state.json","well_known_bundle":"https://pith.science/.well-known/pith/BM3RSTQ7423N4TZYLUP2CET2YL/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:BM3RSTQ7423N4TZYLUP2CET2YL","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":"c77a3cc67c400b68d994322bb750fe159218ecc4e1e02fe32dee2ab344fdd2a0","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-03-15T20:00:03Z","title_canon_sha256":"b7c8e4c18efc90bf0b962cd950d8dd0d2898b267f23d55586bd49e7bd50bd161"},"schema_version":"1.0","source":{"id":"1603.04855","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1603.04855","created_at":"2026-05-18T00:55:46Z"},{"alias_kind":"arxiv_version","alias_value":"1603.04855v2","created_at":"2026-05-18T00:55:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1603.04855","created_at":"2026-05-18T00:55:46Z"},{"alias_kind":"pith_short_12","alias_value":"BM3RSTQ7423N","created_at":"2026-05-18T12:30:07Z"},{"alias_kind":"pith_short_16","alias_value":"BM3RSTQ7423N4TZY","created_at":"2026-05-18T12:30:07Z"},{"alias_kind":"pith_short_8","alias_value":"BM3RSTQ7","created_at":"2026-05-18T12:30:07Z"}],"graph_snapshots":[{"event_id":"sha256:c62319533ab79f0edc954f2f1412276c83042e21fdfd211ad2adf4877b2e9477","target":"graph","created_at":"2026-05-18T00:55:46Z","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 use Local Group galaxy counts together with the ELVIS N-body simulations to explore the relationship between the scatter and slope in the stellar mass vs. halo mass relation at low masses, $M_\\star \\simeq 10^5 - 10^8 M_\\odot$. Assuming models with log-normal scatter about a median relation of the form $M_\\star \\propto M_\\mathrm{halo}^\\alpha$, the preferred log-slope steepens from $\\alpha \\simeq 1.8$ in the limit of zero scatter to $\\alpha \\simeq 2.6$ in the case of $2$ dex of scatter in $M_\\star$ at fixed halo mass. We provide fitting functions for the best-fit relations as a function of sc","authors_text":"Emma Bardwell, James S. Bullock, Michael Boylan-Kolchin, Shea Garrison-Kimmel","cross_cats":["astro-ph.CO"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-03-15T20:00:03Z","title":"Organized Chaos: Scatter in the relation between stellar mass and halo mass in small galaxies"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1603.04855","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:ce2db801f70aded41a18f1acfd9e523f27ce8dd393b7ff2f0d0fbf2e5f6e54f4","target":"record","created_at":"2026-05-18T00:55:46Z","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":"c77a3cc67c400b68d994322bb750fe159218ecc4e1e02fe32dee2ab344fdd2a0","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-03-15T20:00:03Z","title_canon_sha256":"b7c8e4c18efc90bf0b962cd950d8dd0d2898b267f23d55586bd49e7bd50bd161"},"schema_version":"1.0","source":{"id":"1603.04855","kind":"arxiv","version":2}},"canonical_sha256":"0b37194e1fe6b6de4f385d1fa1127ac2d0f832a002bef00c88d6a669b8437b4c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0b37194e1fe6b6de4f385d1fa1127ac2d0f832a002bef00c88d6a669b8437b4c","first_computed_at":"2026-05-18T00:55:46.783587Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:55:46.783587Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"vRqpP+660cu2oQU9jTjZ69cKn4H7x33H2aKIwDEmYYJ2j72jDNz4rcAMt2wEDelHDIhfFRtPsLoAAcRNComsBg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:55:46.784041Z","signed_message":"canonical_sha256_bytes"},"source_id":"1603.04855","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ce2db801f70aded41a18f1acfd9e523f27ce8dd393b7ff2f0d0fbf2e5f6e54f4","sha256:c62319533ab79f0edc954f2f1412276c83042e21fdfd211ad2adf4877b2e9477"],"state_sha256":"515455f4f95d72c54a7750bb7986e1bff8b219eec4ff657f5c03b154aef89ee9"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"OhWZS0BXvsXU2SzoGe2ZwYn8G+8VB9XBSjKw0e9qx15TnufF3Psw4eBJDvUl7FZG+49jvTSZVIKEtOOlAbxhCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-04T09:08:33.560650Z","bundle_sha256":"b9f42a89144f6443390a22f64d7760562fbb635b185637744c70d5f602e17522"}}