{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:4ZYY3JMZL6OHFJBGW4HIBCFXW6","short_pith_number":"pith:4ZYY3JMZ","canonical_record":{"source":{"id":"1508.05106","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-08-20T20:10:25Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"e361b91fa1c1c56a2a38561e8112574c7e79d8e5419217f42cec4c5d46eba501","abstract_canon_sha256":"54d33cef18e3a4b9a22275770a9e3f81811388f3c4989c88ff5d56dac2641d75"},"schema_version":"1.0"},"canonical_sha256":"e6718da5995f9c72a426b70e8088b7b7a9953a31d893da6a04772155a87c2e8f","source":{"kind":"arxiv","id":"1508.05106","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1508.05106","created_at":"2026-05-18T01:31:31Z"},{"alias_kind":"arxiv_version","alias_value":"1508.05106v1","created_at":"2026-05-18T01:31:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1508.05106","created_at":"2026-05-18T01:31:31Z"},{"alias_kind":"pith_short_12","alias_value":"4ZYY3JMZL6OH","created_at":"2026-05-18T12:29:05Z"},{"alias_kind":"pith_short_16","alias_value":"4ZYY3JMZL6OHFJBG","created_at":"2026-05-18T12:29:05Z"},{"alias_kind":"pith_short_8","alias_value":"4ZYY3JMZ","created_at":"2026-05-18T12:29:05Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:4ZYY3JMZL6OHFJBGW4HIBCFXW6","target":"record","payload":{"canonical_record":{"source":{"id":"1508.05106","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-08-20T20:10:25Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"e361b91fa1c1c56a2a38561e8112574c7e79d8e5419217f42cec4c5d46eba501","abstract_canon_sha256":"54d33cef18e3a4b9a22275770a9e3f81811388f3c4989c88ff5d56dac2641d75"},"schema_version":"1.0"},"canonical_sha256":"e6718da5995f9c72a426b70e8088b7b7a9953a31d893da6a04772155a87c2e8f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:31:31.326170Z","signature_b64":"3vynQw2fV1LFLFfMDLB2xM9FKSAE9G94R0aSvPbpssVP33z5gPwntD1u1GAwofpbpP5NS6CQEuXeJ3Gm1lMYDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e6718da5995f9c72a426b70e8088b7b7a9953a31d893da6a04772155a87c2e8f","last_reissued_at":"2026-05-18T01:31:31.325676Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:31:31.325676Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1508.05106","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":"2026-05-18T01:31:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4PcvRtDKZ8oCjtWMEREiRay7M81VqAOGJnLUv+h6CADfjhScMjXJwwy7m3koPGxKVaT0xjKGIBWGnIR2p2feCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T16:18:38.145521Z"},"content_sha256":"677a7ba30157027e0400c75ea502353ac829f9a7eadd48acf1f559033063e70b","schema_version":"1.0","event_id":"sha256:677a7ba30157027e0400c75ea502353ac829f9a7eadd48acf1f559033063e70b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:4ZYY3JMZL6OHFJBGW4HIBCFXW6","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Luminosity function of [OII] emission-line galaxies in the MassiveBlack-II simulation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"astro-ph.GA","authors_text":"Kwangho Park, Nishikanta Khandai, Rupert Croft, Shirley Ho, Stephen M. Wilkins, Tiziana Di Matteo, Yu Feng","submitted_at":"2015-08-20T20:10:25Z","abstract_excerpt":"We examine the luminosity function (LF) of [OII] emission-line galaxies in the high-resolution cosmological simulation MassiveBlack-II (MBII). From the spectral energy distribution of each galaxy, we select a sub-sample of star-forming galaxies at $0.06 \\le z \\le 3.0$ using the [OII] emission line luminosity L([OII]). We confirm that the specific star formation rate matches that in the GAMA survey. We show that the [OII] LF at z=1.0 from the MBII shows a good agreement with the LFs from several surveys below L([OII])=$10^{43.0}$ erg/s while the low redshifts ($z \\le 0.3$) show an excess in the"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1508.05106","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":"2026-05-18T01:31:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"JPvY8dIfkgiESSX+k0q8tnLg6rmrdOjYrCvPrANNVVkOyp678CncYzdP3M6MOHPyKq4HYslgxQi+iSLEP480Dw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T16:18:38.146173Z"},"content_sha256":"b96f19b9782075c5033e92f91450000d37128945f4c7054d62b3273f9a9d3a85","schema_version":"1.0","event_id":"sha256:b96f19b9782075c5033e92f91450000d37128945f4c7054d62b3273f9a9d3a85"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/4ZYY3JMZL6OHFJBGW4HIBCFXW6/bundle.json","state_url":"https://pith.science/pith/4ZYY3JMZL6OHFJBGW4HIBCFXW6/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/4ZYY3JMZL6OHFJBGW4HIBCFXW6/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":"2026-05-28T16:18:38Z","links":{"resolver":"https://pith.science/pith/4ZYY3JMZL6OHFJBGW4HIBCFXW6","bundle":"https://pith.science/pith/4ZYY3JMZL6OHFJBGW4HIBCFXW6/bundle.json","state":"https://pith.science/pith/4ZYY3JMZL6OHFJBGW4HIBCFXW6/state.json","well_known_bundle":"https://pith.science/.well-known/pith/4ZYY3JMZL6OHFJBGW4HIBCFXW6/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:4ZYY3JMZL6OHFJBGW4HIBCFXW6","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":"54d33cef18e3a4b9a22275770a9e3f81811388f3c4989c88ff5d56dac2641d75","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-08-20T20:10:25Z","title_canon_sha256":"e361b91fa1c1c56a2a38561e8112574c7e79d8e5419217f42cec4c5d46eba501"},"schema_version":"1.0","source":{"id":"1508.05106","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1508.05106","created_at":"2026-05-18T01:31:31Z"},{"alias_kind":"arxiv_version","alias_value":"1508.05106v1","created_at":"2026-05-18T01:31:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1508.05106","created_at":"2026-05-18T01:31:31Z"},{"alias_kind":"pith_short_12","alias_value":"4ZYY3JMZL6OH","created_at":"2026-05-18T12:29:05Z"},{"alias_kind":"pith_short_16","alias_value":"4ZYY3JMZL6OHFJBG","created_at":"2026-05-18T12:29:05Z"},{"alias_kind":"pith_short_8","alias_value":"4ZYY3JMZ","created_at":"2026-05-18T12:29:05Z"}],"graph_snapshots":[{"event_id":"sha256:b96f19b9782075c5033e92f91450000d37128945f4c7054d62b3273f9a9d3a85","target":"graph","created_at":"2026-05-18T01:31:31Z","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 examine the luminosity function (LF) of [OII] emission-line galaxies in the high-resolution cosmological simulation MassiveBlack-II (MBII). From the spectral energy distribution of each galaxy, we select a sub-sample of star-forming galaxies at $0.06 \\le z \\le 3.0$ using the [OII] emission line luminosity L([OII]). We confirm that the specific star formation rate matches that in the GAMA survey. We show that the [OII] LF at z=1.0 from the MBII shows a good agreement with the LFs from several surveys below L([OII])=$10^{43.0}$ erg/s while the low redshifts ($z \\le 0.3$) show an excess in the","authors_text":"Kwangho Park, Nishikanta Khandai, Rupert Croft, Shirley Ho, Stephen M. Wilkins, Tiziana Di Matteo, Yu Feng","cross_cats":["astro-ph.CO"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-08-20T20:10:25Z","title":"Luminosity function of [OII] emission-line galaxies in the MassiveBlack-II simulation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1508.05106","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":"sha256:677a7ba30157027e0400c75ea502353ac829f9a7eadd48acf1f559033063e70b","target":"record","created_at":"2026-05-18T01:31:31Z","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":"54d33cef18e3a4b9a22275770a9e3f81811388f3c4989c88ff5d56dac2641d75","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-08-20T20:10:25Z","title_canon_sha256":"e361b91fa1c1c56a2a38561e8112574c7e79d8e5419217f42cec4c5d46eba501"},"schema_version":"1.0","source":{"id":"1508.05106","kind":"arxiv","version":1}},"canonical_sha256":"e6718da5995f9c72a426b70e8088b7b7a9953a31d893da6a04772155a87c2e8f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e6718da5995f9c72a426b70e8088b7b7a9953a31d893da6a04772155a87c2e8f","first_computed_at":"2026-05-18T01:31:31.325676Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:31:31.325676Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"3vynQw2fV1LFLFfMDLB2xM9FKSAE9G94R0aSvPbpssVP33z5gPwntD1u1GAwofpbpP5NS6CQEuXeJ3Gm1lMYDA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:31:31.326170Z","signed_message":"canonical_sha256_bytes"},"source_id":"1508.05106","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:677a7ba30157027e0400c75ea502353ac829f9a7eadd48acf1f559033063e70b","sha256:b96f19b9782075c5033e92f91450000d37128945f4c7054d62b3273f9a9d3a85"],"state_sha256":"99528a99a33ab813267da5016110177d0fca8ce9cf22ac75076e7676fd003380"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Ktqkel6P9yxcbASBMyaXGHbUvxk9y8YfUOk44+O0xJCJs1MQz85XGCw+LrNRrNx0nYoqWGvxnC0PZrnxXbqcBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T16:18:38.150985Z","bundle_sha256":"4a8400bffc6d1a1d93e87d0738930534d6f3f8756b3b81f9b7d6d925593e07cf"}}