{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:XHLFOYWUHHLM434QZITYPSYTFD","short_pith_number":"pith:XHLFOYWU","canonical_record":{"source":{"id":"1306.2496","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2013-06-11T12:02:27Z","cross_cats_sorted":[],"title_canon_sha256":"c0ca75655dee629ec90a2969946c5d80cc7f81622363b7bb1f1e4501ffbdaca3","abstract_canon_sha256":"bf53ea6403684455e63d86f4d9383104600a1f9787a09e9775dc6f703428388d"},"schema_version":"1.0"},"canonical_sha256":"b9d65762d439d6ce6f90ca2787cb1328e9c252dc08553b074f2f1c15c611f1c6","source":{"kind":"arxiv","id":"1306.2496","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1306.2496","created_at":"2026-05-18T01:49:23Z"},{"alias_kind":"arxiv_version","alias_value":"1306.2496v2","created_at":"2026-05-18T01:49:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1306.2496","created_at":"2026-05-18T01:49:23Z"},{"alias_kind":"pith_short_12","alias_value":"XHLFOYWUHHLM","created_at":"2026-05-18T12:28:06Z"},{"alias_kind":"pith_short_16","alias_value":"XHLFOYWUHHLM434Q","created_at":"2026-05-18T12:28:06Z"},{"alias_kind":"pith_short_8","alias_value":"XHLFOYWU","created_at":"2026-05-18T12:28:06Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:XHLFOYWUHHLM434QZITYPSYTFD","target":"record","payload":{"canonical_record":{"source":{"id":"1306.2496","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2013-06-11T12:02:27Z","cross_cats_sorted":[],"title_canon_sha256":"c0ca75655dee629ec90a2969946c5d80cc7f81622363b7bb1f1e4501ffbdaca3","abstract_canon_sha256":"bf53ea6403684455e63d86f4d9383104600a1f9787a09e9775dc6f703428388d"},"schema_version":"1.0"},"canonical_sha256":"b9d65762d439d6ce6f90ca2787cb1328e9c252dc08553b074f2f1c15c611f1c6","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:49:23.728726Z","signature_b64":"uQThy3QNXlwTQZyB1AN6A045FCesFEJ3YUqqBFDgSxNUbMdBUDN1L8jQoP20w9CxNn1cgn+gHDG3mNZtQEH1AQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b9d65762d439d6ce6f90ca2787cb1328e9c252dc08553b074f2f1c15c611f1c6","last_reissued_at":"2026-05-18T01:49:23.728006Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:49:23.728006Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1306.2496","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":"2026-05-18T01:49:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"40FOzOJG2+QI/JwqYgRgiQYhVL4/lHmo45qw8ZeFY25g+3sH1HsA80EBKmdGnc/Wk6RUr1Jum+cmjQT/mUDaAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T20:06:01.690569Z"},"content_sha256":"4542f67b5be3ac81f478f8a60cdcf10de955762de95ce5110fa024be1ba4dedd","schema_version":"1.0","event_id":"sha256:4542f67b5be3ac81f478f8a60cdcf10de955762de95ce5110fa024be1ba4dedd"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:XHLFOYWUHHLM434QZITYPSYTFD","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"VLT/X-Shooter Near-Infrared Spectroscopy and HST Imaging of Gravitationally-Lensed z~2 Compact Quiescent Galaxies","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Allison Man, Danilo Marchesini, Johan Fynbo, Johan Richard, Stefan Geier, Sune Toft, Thomas Kr\\\"uhler","submitted_at":"2013-06-11T12:02:27Z","abstract_excerpt":"Quiescent massive galaxies at z~2 are thought to be the progenitors of present-day massive ellipticals. Observations revealed them to be extraordinarily compact. The determination of stellar ages, star formation rates and dust properties via spectroscopic measurements has up to now only been feasible for the most luminous and massive specimens (~3x M*). Here we present a spectroscopic study of two near-infrared selected galaxies which are close to the characteristic stellar mass M* (~0.9x M* and ~1.3x M*) and whose observed brightness has been boosted by the gravitational lensing effect. We me"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1306.2496","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":"2026-05-18T01:49:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vKRtG0DrfgxDze9zWgFC1QRjeaaFw4guJZaLK9X2LjIRumYhmJx7w2z38ULyM5SxXUWB+/XV0uth/t1knVXxCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T20:06:01.690908Z"},"content_sha256":"aa8dcf7657fbe708af6bb9e03d0a7d84cb2f372fd62c114c5766bce605afe538","schema_version":"1.0","event_id":"sha256:aa8dcf7657fbe708af6bb9e03d0a7d84cb2f372fd62c114c5766bce605afe538"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/XHLFOYWUHHLM434QZITYPSYTFD/bundle.json","state_url":"https://pith.science/pith/XHLFOYWUHHLM434QZITYPSYTFD/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/XHLFOYWUHHLM434QZITYPSYTFD/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":"2026-06-01T20:06:01Z","links":{"resolver":"https://pith.science/pith/XHLFOYWUHHLM434QZITYPSYTFD","bundle":"https://pith.science/pith/XHLFOYWUHHLM434QZITYPSYTFD/bundle.json","state":"https://pith.science/pith/XHLFOYWUHHLM434QZITYPSYTFD/state.json","well_known_bundle":"https://pith.science/.well-known/pith/XHLFOYWUHHLM434QZITYPSYTFD/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:XHLFOYWUHHLM434QZITYPSYTFD","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":"bf53ea6403684455e63d86f4d9383104600a1f9787a09e9775dc6f703428388d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2013-06-11T12:02:27Z","title_canon_sha256":"c0ca75655dee629ec90a2969946c5d80cc7f81622363b7bb1f1e4501ffbdaca3"},"schema_version":"1.0","source":{"id":"1306.2496","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1306.2496","created_at":"2026-05-18T01:49:23Z"},{"alias_kind":"arxiv_version","alias_value":"1306.2496v2","created_at":"2026-05-18T01:49:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1306.2496","created_at":"2026-05-18T01:49:23Z"},{"alias_kind":"pith_short_12","alias_value":"XHLFOYWUHHLM","created_at":"2026-05-18T12:28:06Z"},{"alias_kind":"pith_short_16","alias_value":"XHLFOYWUHHLM434Q","created_at":"2026-05-18T12:28:06Z"},{"alias_kind":"pith_short_8","alias_value":"XHLFOYWU","created_at":"2026-05-18T12:28:06Z"}],"graph_snapshots":[{"event_id":"sha256:aa8dcf7657fbe708af6bb9e03d0a7d84cb2f372fd62c114c5766bce605afe538","target":"graph","created_at":"2026-05-18T01:49:23Z","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":"Quiescent massive galaxies at z~2 are thought to be the progenitors of present-day massive ellipticals. Observations revealed them to be extraordinarily compact. The determination of stellar ages, star formation rates and dust properties via spectroscopic measurements has up to now only been feasible for the most luminous and massive specimens (~3x M*). Here we present a spectroscopic study of two near-infrared selected galaxies which are close to the characteristic stellar mass M* (~0.9x M* and ~1.3x M*) and whose observed brightness has been boosted by the gravitational lensing effect. We me","authors_text":"Allison Man, Danilo Marchesini, Johan Fynbo, Johan Richard, Stefan Geier, Sune Toft, Thomas Kr\\\"uhler","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2013-06-11T12:02:27Z","title":"VLT/X-Shooter Near-Infrared Spectroscopy and HST Imaging of Gravitationally-Lensed z~2 Compact Quiescent Galaxies"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1306.2496","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":"sha256:4542f67b5be3ac81f478f8a60cdcf10de955762de95ce5110fa024be1ba4dedd","target":"record","created_at":"2026-05-18T01:49:23Z","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":"bf53ea6403684455e63d86f4d9383104600a1f9787a09e9775dc6f703428388d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2013-06-11T12:02:27Z","title_canon_sha256":"c0ca75655dee629ec90a2969946c5d80cc7f81622363b7bb1f1e4501ffbdaca3"},"schema_version":"1.0","source":{"id":"1306.2496","kind":"arxiv","version":2}},"canonical_sha256":"b9d65762d439d6ce6f90ca2787cb1328e9c252dc08553b074f2f1c15c611f1c6","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b9d65762d439d6ce6f90ca2787cb1328e9c252dc08553b074f2f1c15c611f1c6","first_computed_at":"2026-05-18T01:49:23.728006Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:49:23.728006Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"uQThy3QNXlwTQZyB1AN6A045FCesFEJ3YUqqBFDgSxNUbMdBUDN1L8jQoP20w9CxNn1cgn+gHDG3mNZtQEH1AQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:49:23.728726Z","signed_message":"canonical_sha256_bytes"},"source_id":"1306.2496","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4542f67b5be3ac81f478f8a60cdcf10de955762de95ce5110fa024be1ba4dedd","sha256:aa8dcf7657fbe708af6bb9e03d0a7d84cb2f372fd62c114c5766bce605afe538"],"state_sha256":"8292764007e26b8097f9b6600c6964f73b80cb050f1baf95b37ce39ddc7fa942"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"eZ2L0ow83/f2DX3SwmjoBaSpbNxSTU7gNy6NKmrA1Zsco1pUka3ZS5gKO60K9GQ2rCV9mw2/N6Rm2BHgd+RjBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-01T20:06:01.692731Z","bundle_sha256":"e3ab7ecc6a82dd3a92886f9fbc1a5ac63b416909b9b9f98f8ae3e80ba41dc53f"}}