{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:IVGFD2DMAT7FQM4SZKJ3VTNAWX","short_pith_number":"pith:IVGFD2DM","canonical_record":{"source":{"id":"1002.3170","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2010-02-16T21:03:17Z","cross_cats_sorted":[],"title_canon_sha256":"52cebef629e5fe8653fd46ea5384acda2341388ae97f969fa824827d979a4c9d","abstract_canon_sha256":"f1ba01c710e1e5f1066249a425dc216a0d11c901b36560bbec2bc7fb44c2b663"},"schema_version":"1.0"},"canonical_sha256":"454c51e86c04fe583392ca93bacda0b5da8c2d9535ea94c2d0b940aef66a96ac","source":{"kind":"arxiv","id":"1002.3170","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1002.3170","created_at":"2026-05-18T02:09:07Z"},{"alias_kind":"arxiv_version","alias_value":"1002.3170v1","created_at":"2026-05-18T02:09:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1002.3170","created_at":"2026-05-18T02:09:07Z"},{"alias_kind":"pith_short_12","alias_value":"IVGFD2DMAT7F","created_at":"2026-05-18T12:26:09Z"},{"alias_kind":"pith_short_16","alias_value":"IVGFD2DMAT7FQM4S","created_at":"2026-05-18T12:26:09Z"},{"alias_kind":"pith_short_8","alias_value":"IVGFD2DM","created_at":"2026-05-18T12:26:09Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:IVGFD2DMAT7FQM4SZKJ3VTNAWX","target":"record","payload":{"canonical_record":{"source":{"id":"1002.3170","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2010-02-16T21:03:17Z","cross_cats_sorted":[],"title_canon_sha256":"52cebef629e5fe8653fd46ea5384acda2341388ae97f969fa824827d979a4c9d","abstract_canon_sha256":"f1ba01c710e1e5f1066249a425dc216a0d11c901b36560bbec2bc7fb44c2b663"},"schema_version":"1.0"},"canonical_sha256":"454c51e86c04fe583392ca93bacda0b5da8c2d9535ea94c2d0b940aef66a96ac","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:09:07.545345Z","signature_b64":"hshMgoVvdRTbGuMNJbg5B2O4LPEoTbrzw6Y1m0GhCdLzNUv8tBQu8i8NFSLMaw17kBmwzDFr9TELlzVzKIB7Cw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"454c51e86c04fe583392ca93bacda0b5da8c2d9535ea94c2d0b940aef66a96ac","last_reissued_at":"2026-05-18T02:09:07.544508Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:09:07.544508Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1002.3170","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":"2026-05-18T02:09:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Ft5t6o1K2IywF0p9zIn1xPbK4MR4NqkuEAHy3Pgs47XQBIxfJKYaZTlMGsVXjewDd+rRmuWy91WKiaTPV7LuCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-19T16:23:33.178417Z"},"content_sha256":"e4c3abfa8985575f77c5605e7ba17eb84e92a8f194d3b06180ddcd6622bffaa8","schema_version":"1.0","event_id":"sha256:e4c3abfa8985575f77c5605e7ba17eb84e92a8f194d3b06180ddcd6622bffaa8"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:IVGFD2DMAT7FQM4SZKJ3VTNAWX","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The Redshift One LDSS-3 Emission line Survey (ROLES) II: Survey method and z~1 mass-dependent star-formation rate density","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"David G. Gilbank, G.K.T. Hau, G.T. Davies, I.H. Li, I.K. Baldry, Karl Glazebrook, Michael L. Balogh, P. McCarthy, Richard G. Bower","submitted_at":"2010-02-16T21:03:17Z","abstract_excerpt":"Motivated by suggestions of 'cosmic downsizing', in which the dominant contribution to the cosmic star formation rate density (SFRD) proceeds from higher to lower mass galaxies with increasing cosmic time, we describe the design and implementation of the Redshift One LDSS3 Emission line Survey (ROLES). ROLES is a K-selected (22.5 < K_AB < 24.0) survey for dwarf galaxies [8.5<log(M*/Msun)< 9.5] at 0.89 < z < 1.15 drawn from two extremely deep fields (GOODS-S and MS1054-FIRES). Using the [OII]3727 emission line, we obtain redshifts and star-formation rates (SFRs) for star-forming galaxies down t"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1002.3170","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":"2026-05-18T02:09:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"N8rdxVz9fcY99/1oeg0G6rPyRk6oKMMSr5XJAKdWa/ehoKObM8WShhae5oeTZ1/zgN0DHlt7go/8TCHFgSAxBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-19T16:23:33.178765Z"},"content_sha256":"63fbd2d716e4f6f26cd5b182ec839be93e593af2112009bc3d4773d5d1c6c569","schema_version":"1.0","event_id":"sha256:63fbd2d716e4f6f26cd5b182ec839be93e593af2112009bc3d4773d5d1c6c569"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/IVGFD2DMAT7FQM4SZKJ3VTNAWX/bundle.json","state_url":"https://pith.science/pith/IVGFD2DMAT7FQM4SZKJ3VTNAWX/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/IVGFD2DMAT7FQM4SZKJ3VTNAWX/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":"2026-05-19T16:23:33Z","links":{"resolver":"https://pith.science/pith/IVGFD2DMAT7FQM4SZKJ3VTNAWX","bundle":"https://pith.science/pith/IVGFD2DMAT7FQM4SZKJ3VTNAWX/bundle.json","state":"https://pith.science/pith/IVGFD2DMAT7FQM4SZKJ3VTNAWX/state.json","well_known_bundle":"https://pith.science/.well-known/pith/IVGFD2DMAT7FQM4SZKJ3VTNAWX/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:IVGFD2DMAT7FQM4SZKJ3VTNAWX","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":"f1ba01c710e1e5f1066249a425dc216a0d11c901b36560bbec2bc7fb44c2b663","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2010-02-16T21:03:17Z","title_canon_sha256":"52cebef629e5fe8653fd46ea5384acda2341388ae97f969fa824827d979a4c9d"},"schema_version":"1.0","source":{"id":"1002.3170","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1002.3170","created_at":"2026-05-18T02:09:07Z"},{"alias_kind":"arxiv_version","alias_value":"1002.3170v1","created_at":"2026-05-18T02:09:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1002.3170","created_at":"2026-05-18T02:09:07Z"},{"alias_kind":"pith_short_12","alias_value":"IVGFD2DMAT7F","created_at":"2026-05-18T12:26:09Z"},{"alias_kind":"pith_short_16","alias_value":"IVGFD2DMAT7FQM4S","created_at":"2026-05-18T12:26:09Z"},{"alias_kind":"pith_short_8","alias_value":"IVGFD2DM","created_at":"2026-05-18T12:26:09Z"}],"graph_snapshots":[{"event_id":"sha256:63fbd2d716e4f6f26cd5b182ec839be93e593af2112009bc3d4773d5d1c6c569","target":"graph","created_at":"2026-05-18T02:09:07Z","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":"Motivated by suggestions of 'cosmic downsizing', in which the dominant contribution to the cosmic star formation rate density (SFRD) proceeds from higher to lower mass galaxies with increasing cosmic time, we describe the design and implementation of the Redshift One LDSS3 Emission line Survey (ROLES). ROLES is a K-selected (22.5 < K_AB < 24.0) survey for dwarf galaxies [8.5<log(M*/Msun)< 9.5] at 0.89 < z < 1.15 drawn from two extremely deep fields (GOODS-S and MS1054-FIRES). Using the [OII]3727 emission line, we obtain redshifts and star-formation rates (SFRs) for star-forming galaxies down t","authors_text":"David G. Gilbank, G.K.T. Hau, G.T. Davies, I.H. Li, I.K. Baldry, Karl Glazebrook, Michael L. Balogh, P. McCarthy, Richard G. Bower","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2010-02-16T21:03:17Z","title":"The Redshift One LDSS-3 Emission line Survey (ROLES) II: Survey method and z~1 mass-dependent star-formation rate density"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1002.3170","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:e4c3abfa8985575f77c5605e7ba17eb84e92a8f194d3b06180ddcd6622bffaa8","target":"record","created_at":"2026-05-18T02:09:07Z","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":"f1ba01c710e1e5f1066249a425dc216a0d11c901b36560bbec2bc7fb44c2b663","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2010-02-16T21:03:17Z","title_canon_sha256":"52cebef629e5fe8653fd46ea5384acda2341388ae97f969fa824827d979a4c9d"},"schema_version":"1.0","source":{"id":"1002.3170","kind":"arxiv","version":1}},"canonical_sha256":"454c51e86c04fe583392ca93bacda0b5da8c2d9535ea94c2d0b940aef66a96ac","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"454c51e86c04fe583392ca93bacda0b5da8c2d9535ea94c2d0b940aef66a96ac","first_computed_at":"2026-05-18T02:09:07.544508Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:09:07.544508Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"hshMgoVvdRTbGuMNJbg5B2O4LPEoTbrzw6Y1m0GhCdLzNUv8tBQu8i8NFSLMaw17kBmwzDFr9TELlzVzKIB7Cw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:09:07.545345Z","signed_message":"canonical_sha256_bytes"},"source_id":"1002.3170","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e4c3abfa8985575f77c5605e7ba17eb84e92a8f194d3b06180ddcd6622bffaa8","sha256:63fbd2d716e4f6f26cd5b182ec839be93e593af2112009bc3d4773d5d1c6c569"],"state_sha256":"a40aa28c8fd70990ad579b342db45526c67124aacec14d050333ce74963d1715"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BxMeuMqDZYQ1nGonbXpfCmH9pO6IcZ1R6rAjIk+Y87KL/JUwoUr1RDDofBMIXQQXWoAUKuL9ye8O8DIfAY4NBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-19T16:23:33.180633Z","bundle_sha256":"504d3368b9d0ceeba62d0b516b078c6b0c3a678365d061912928b5a90e1e2b1c"}}