{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:PISZBVUTAVN5Z45AL6TOEPH4J2","short_pith_number":"pith:PISZBVUT","canonical_record":{"source":{"id":"1404.3212","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-04-11T20:00:13Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"13552503005fbeb3ba3237def420569a381d5520550c811786733697c48bac61","abstract_canon_sha256":"4e45fb05e18538e6560f18c46eb2330d9c7508aa23cbb9183e8a8f429b5e1450"},"schema_version":"1.0"},"canonical_sha256":"7a2590d693055bdcf3a05fa6e23cfc4eafaa9e6288443b17c590f70478974a85","source":{"kind":"arxiv","id":"1404.3212","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1404.3212","created_at":"2026-05-18T01:43:35Z"},{"alias_kind":"arxiv_version","alias_value":"1404.3212v2","created_at":"2026-05-18T01:43:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1404.3212","created_at":"2026-05-18T01:43:35Z"},{"alias_kind":"pith_short_12","alias_value":"PISZBVUTAVN5","created_at":"2026-05-18T12:28:43Z"},{"alias_kind":"pith_short_16","alias_value":"PISZBVUTAVN5Z45A","created_at":"2026-05-18T12:28:43Z"},{"alias_kind":"pith_short_8","alias_value":"PISZBVUT","created_at":"2026-05-18T12:28:43Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:PISZBVUTAVN5Z45AL6TOEPH4J2","target":"record","payload":{"canonical_record":{"source":{"id":"1404.3212","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-04-11T20:00:13Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"13552503005fbeb3ba3237def420569a381d5520550c811786733697c48bac61","abstract_canon_sha256":"4e45fb05e18538e6560f18c46eb2330d9c7508aa23cbb9183e8a8f429b5e1450"},"schema_version":"1.0"},"canonical_sha256":"7a2590d693055bdcf3a05fa6e23cfc4eafaa9e6288443b17c590f70478974a85","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:43:35.268803Z","signature_b64":"YeZCqdLoKsxhTRcTD4ZRGKfqv6c2v/03dpPPpOqqqtsn8pQGDOJD1FpgdOUn83GJ3eQvGwAeBGyE2lg8Uue8Bg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7a2590d693055bdcf3a05fa6e23cfc4eafaa9e6288443b17c590f70478974a85","last_reissued_at":"2026-05-18T01:43:35.268370Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:43:35.268370Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1404.3212","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":"2026-05-18T01:43:35Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"N4TpAyd8uvKWQ812jIh6S6lhJReFkEJd10O/VREoz0or9kffcNX03gk/1ib0g3UO7H90K4rfV+ew0XxguDpvDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T09:19:05.616401Z"},"content_sha256":"7e76087366fc6d555789aacb886aa738014db8b3fc366faf477a7a58b00cb08e","schema_version":"1.0","event_id":"sha256:7e76087366fc6d555789aacb886aa738014db8b3fc366faf477a7a58b00cb08e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:PISZBVUTAVN5Z45AL6TOEPH4J2","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The Argo Simulation: I. Quenching of Massive Galaxies at High Redshift as a Result of Cosmological Starvation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"astro-ph.GA","authors_text":"Lucio Mayer, Robert Feldmann","submitted_at":"2014-04-11T20:00:13Z","abstract_excerpt":"Observations show a prevalence of high redshift galaxies with large stellar masses and predominantly passive stellar populations. A variety of processes have been suggested that could reduce the star formation in such galaxies to observed levels, including quasar mode feedback, virial shock heating, or galactic winds driven by stellar feedback. However, the main quenching mechanisms have yet to be identified. Here we study the origin of star formation quenching using Argo, a cosmological, hydrodynamical zoom-in simulation that follows the evolution of a massive galaxy at $z\\geq{}2$. This simul"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1404.3212","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":"2026-05-18T01:43:35Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hX6Lqk4Kxybxq1sKd1wc0j8GBETEATH/S35IoAYuJ6xm+sl/22X0X7xB6z+0hWN3or5Y3gmX1LECjYEW7aaGAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T09:19:05.616754Z"},"content_sha256":"23e297191342a27f6d037d0b5b5d911af123da7e16900137f6efd45347b62d21","schema_version":"1.0","event_id":"sha256:23e297191342a27f6d037d0b5b5d911af123da7e16900137f6efd45347b62d21"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/PISZBVUTAVN5Z45AL6TOEPH4J2/bundle.json","state_url":"https://pith.science/pith/PISZBVUTAVN5Z45AL6TOEPH4J2/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/PISZBVUTAVN5Z45AL6TOEPH4J2/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":"2026-05-30T09:19:05Z","links":{"resolver":"https://pith.science/pith/PISZBVUTAVN5Z45AL6TOEPH4J2","bundle":"https://pith.science/pith/PISZBVUTAVN5Z45AL6TOEPH4J2/bundle.json","state":"https://pith.science/pith/PISZBVUTAVN5Z45AL6TOEPH4J2/state.json","well_known_bundle":"https://pith.science/.well-known/pith/PISZBVUTAVN5Z45AL6TOEPH4J2/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:PISZBVUTAVN5Z45AL6TOEPH4J2","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":"4e45fb05e18538e6560f18c46eb2330d9c7508aa23cbb9183e8a8f429b5e1450","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-04-11T20:00:13Z","title_canon_sha256":"13552503005fbeb3ba3237def420569a381d5520550c811786733697c48bac61"},"schema_version":"1.0","source":{"id":"1404.3212","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1404.3212","created_at":"2026-05-18T01:43:35Z"},{"alias_kind":"arxiv_version","alias_value":"1404.3212v2","created_at":"2026-05-18T01:43:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1404.3212","created_at":"2026-05-18T01:43:35Z"},{"alias_kind":"pith_short_12","alias_value":"PISZBVUTAVN5","created_at":"2026-05-18T12:28:43Z"},{"alias_kind":"pith_short_16","alias_value":"PISZBVUTAVN5Z45A","created_at":"2026-05-18T12:28:43Z"},{"alias_kind":"pith_short_8","alias_value":"PISZBVUT","created_at":"2026-05-18T12:28:43Z"}],"graph_snapshots":[{"event_id":"sha256:23e297191342a27f6d037d0b5b5d911af123da7e16900137f6efd45347b62d21","target":"graph","created_at":"2026-05-18T01:43:35Z","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":"Observations show a prevalence of high redshift galaxies with large stellar masses and predominantly passive stellar populations. A variety of processes have been suggested that could reduce the star formation in such galaxies to observed levels, including quasar mode feedback, virial shock heating, or galactic winds driven by stellar feedback. However, the main quenching mechanisms have yet to be identified. Here we study the origin of star formation quenching using Argo, a cosmological, hydrodynamical zoom-in simulation that follows the evolution of a massive galaxy at $z\\geq{}2$. This simul","authors_text":"Lucio Mayer, Robert Feldmann","cross_cats":["astro-ph.CO"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-04-11T20:00:13Z","title":"The Argo Simulation: I. Quenching of Massive Galaxies at High Redshift as a Result of Cosmological Starvation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1404.3212","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":"sha256:7e76087366fc6d555789aacb886aa738014db8b3fc366faf477a7a58b00cb08e","target":"record","created_at":"2026-05-18T01:43:35Z","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":"4e45fb05e18538e6560f18c46eb2330d9c7508aa23cbb9183e8a8f429b5e1450","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-04-11T20:00:13Z","title_canon_sha256":"13552503005fbeb3ba3237def420569a381d5520550c811786733697c48bac61"},"schema_version":"1.0","source":{"id":"1404.3212","kind":"arxiv","version":2}},"canonical_sha256":"7a2590d693055bdcf3a05fa6e23cfc4eafaa9e6288443b17c590f70478974a85","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7a2590d693055bdcf3a05fa6e23cfc4eafaa9e6288443b17c590f70478974a85","first_computed_at":"2026-05-18T01:43:35.268370Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:43:35.268370Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"YeZCqdLoKsxhTRcTD4ZRGKfqv6c2v/03dpPPpOqqqtsn8pQGDOJD1FpgdOUn83GJ3eQvGwAeBGyE2lg8Uue8Bg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:43:35.268803Z","signed_message":"canonical_sha256_bytes"},"source_id":"1404.3212","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7e76087366fc6d555789aacb886aa738014db8b3fc366faf477a7a58b00cb08e","sha256:23e297191342a27f6d037d0b5b5d911af123da7e16900137f6efd45347b62d21"],"state_sha256":"4592bc4f44d4be227ce8708be11956b08437eb5dd1b1f6ef4daa1e30f0963e28"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"bAgIjLrGKq6Hxr77lWAUXgrYqZsGztuLDksEXAXVgdrzIqwc2yLGVw7ZJsGl94g3tI9yB0rwi6rxvXtZ+tzhCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T09:19:05.619098Z","bundle_sha256":"08bd548918917933dbd8b7b9d303cd5d1691d4ebc29794b74e1cb713f944e2f1"}}