{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:5LZB4BEG53XCJMPUWNKJRTZQVS","short_pith_number":"pith:5LZB4BEG","schema_version":"1.0","canonical_sha256":"eaf21e0486eeee24b1f4b35498cf30ac8e43876ea52a70231c0566f9fc762e5d","source":{"kind":"arxiv","id":"1809.01171","version":1},"attestation_state":"computed","paper":{"title":"The Causes of the Red Sequence, the Blue Cloud, the Green Valley and the Green Mountain","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Aaron Robotham, Benne Holwerda, Christopher Clark, Cristina Furlanetto, Dan Smith, David Clements, Elisabetta Valiante, Jon Loveday, Lerothodi Leeuw, Loretta Dunne, L.S. Kelvin, Maarten Baes, Malcolm Bremer, Maritza Lara-Lopez, Matthew Smith, Michael J.L. Brown, Michal J. Michalowski, Nathan Bourne, Paul der Werf, Pieter De Vis, R.J. Ivison, Simon Driver, Simon Dye, Stephen Eales, Steve Maddox, Steven Phillipps","submitted_at":"2018-09-04T18:01:05Z","abstract_excerpt":"The galaxies found in optical surveys fall in two distinct regions of a diagram of optical colour versus absolute magnitude: the red sequence and the blue cloud with the green valley in between. We show that the galaxies found in a submillimetre survey have almost the opposite distribution in this diagram, forming a `green mountain'. We show that these distinctive distributions follow naturally from a single, continuous, curved Galaxy Sequence in a diagram of specific star-formation rate versus stellar mass without there being the need for a separate star-forming galaxy Main Sequence and regio"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1809.01171","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2018-09-04T18:01:05Z","cross_cats_sorted":[],"title_canon_sha256":"0b1bf021488a434859f15c05e7c27e374bfac417747a85e7d4a0cdc090b3a269","abstract_canon_sha256":"92c4aa4347dd7cc6643550c47d69bd6defe60160c354168cb89198dd3f2450bc"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:06:00.777563Z","signature_b64":"e20Bpnc5lfzPn6p2EzBojRL4hCc947m/iTpfy+ouzoUUESCrD5e5YRey8IRUJVh3Ebwq9pF66mcLQVjd4XhlBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"eaf21e0486eeee24b1f4b35498cf30ac8e43876ea52a70231c0566f9fc762e5d","last_reissued_at":"2026-05-18T00:06:00.776966Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:06:00.776966Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The Causes of the Red Sequence, the Blue Cloud, the Green Valley and the Green Mountain","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Aaron Robotham, Benne Holwerda, Christopher Clark, Cristina Furlanetto, Dan Smith, David Clements, Elisabetta Valiante, Jon Loveday, Lerothodi Leeuw, Loretta Dunne, L.S. Kelvin, Maarten Baes, Malcolm Bremer, Maritza Lara-Lopez, Matthew Smith, Michael J.L. Brown, Michal J. Michalowski, Nathan Bourne, Paul der Werf, Pieter De Vis, R.J. Ivison, Simon Driver, Simon Dye, Stephen Eales, Steve Maddox, Steven Phillipps","submitted_at":"2018-09-04T18:01:05Z","abstract_excerpt":"The galaxies found in optical surveys fall in two distinct regions of a diagram of optical colour versus absolute magnitude: the red sequence and the blue cloud with the green valley in between. We show that the galaxies found in a submillimetre survey have almost the opposite distribution in this diagram, forming a `green mountain'. We show that these distinctive distributions follow naturally from a single, continuous, curved Galaxy Sequence in a diagram of specific star-formation rate versus stellar mass without there being the need for a separate star-forming galaxy Main Sequence and regio"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1809.01171","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1809.01171","created_at":"2026-05-18T00:06:00.777063+00:00"},{"alias_kind":"arxiv_version","alias_value":"1809.01171v1","created_at":"2026-05-18T00:06:00.777063+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1809.01171","created_at":"2026-05-18T00:06:00.777063+00:00"},{"alias_kind":"pith_short_12","alias_value":"5LZB4BEG53XC","created_at":"2026-05-18T12:32:08.215937+00:00"},{"alias_kind":"pith_short_16","alias_value":"5LZB4BEG53XCJMPU","created_at":"2026-05-18T12:32:08.215937+00:00"},{"alias_kind":"pith_short_8","alias_value":"5LZB4BEG","created_at":"2026-05-18T12:32:08.215937+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/5LZB4BEG53XCJMPUWNKJRTZQVS","json":"https://pith.science/pith/5LZB4BEG53XCJMPUWNKJRTZQVS.json","graph_json":"https://pith.science/api/pith-number/5LZB4BEG53XCJMPUWNKJRTZQVS/graph.json","events_json":"https://pith.science/api/pith-number/5LZB4BEG53XCJMPUWNKJRTZQVS/events.json","paper":"https://pith.science/paper/5LZB4BEG"},"agent_actions":{"view_html":"https://pith.science/pith/5LZB4BEG53XCJMPUWNKJRTZQVS","download_json":"https://pith.science/pith/5LZB4BEG53XCJMPUWNKJRTZQVS.json","view_paper":"https://pith.science/paper/5LZB4BEG","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1809.01171&json=true","fetch_graph":"https://pith.science/api/pith-number/5LZB4BEG53XCJMPUWNKJRTZQVS/graph.json","fetch_events":"https://pith.science/api/pith-number/5LZB4BEG53XCJMPUWNKJRTZQVS/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/5LZB4BEG53XCJMPUWNKJRTZQVS/action/timestamp_anchor","attest_storage":"https://pith.science/pith/5LZB4BEG53XCJMPUWNKJRTZQVS/action/storage_attestation","attest_author":"https://pith.science/pith/5LZB4BEG53XCJMPUWNKJRTZQVS/action/author_attestation","sign_citation":"https://pith.science/pith/5LZB4BEG53XCJMPUWNKJRTZQVS/action/citation_signature","submit_replication":"https://pith.science/pith/5LZB4BEG53XCJMPUWNKJRTZQVS/action/replication_record"}},"created_at":"2026-05-18T00:06:00.777063+00:00","updated_at":"2026-05-18T00:06:00.777063+00:00"}