{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:KO6FNEA5VBELM3ZY2Y5BBWSXSF","short_pith_number":"pith:KO6FNEA5","canonical_record":{"source":{"id":"2205.12949","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2022-05-25T17:54:39Z","cross_cats_sorted":[],"title_canon_sha256":"531bfb99a1817f58f113e503c4f44210b2e1bb5641ed9cf6f25c4041da91fab5","abstract_canon_sha256":"bd292a4abe00434c934c1ff847ac1e36b94d0946606d88c3c7fd867b4acde24c"},"schema_version":"1.0"},"canonical_sha256":"53bc56901da848b66f38d63a10da5791405a0a440d089a9be16eb1faa2be7224","source":{"kind":"arxiv","id":"2205.12949","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2205.12949","created_at":"2026-07-05T05:28:23Z"},{"alias_kind":"arxiv_version","alias_value":"2205.12949v2","created_at":"2026-07-05T05:28:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2205.12949","created_at":"2026-07-05T05:28:23Z"},{"alias_kind":"pith_short_12","alias_value":"KO6FNEA5VBEL","created_at":"2026-07-05T05:28:23Z"},{"alias_kind":"pith_short_16","alias_value":"KO6FNEA5VBELM3ZY","created_at":"2026-07-05T05:28:23Z"},{"alias_kind":"pith_short_8","alias_value":"KO6FNEA5","created_at":"2026-07-05T05:28:23Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:KO6FNEA5VBELM3ZY2Y5BBWSXSF","target":"record","payload":{"canonical_record":{"source":{"id":"2205.12949","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2022-05-25T17:54:39Z","cross_cats_sorted":[],"title_canon_sha256":"531bfb99a1817f58f113e503c4f44210b2e1bb5641ed9cf6f25c4041da91fab5","abstract_canon_sha256":"bd292a4abe00434c934c1ff847ac1e36b94d0946606d88c3c7fd867b4acde24c"},"schema_version":"1.0"},"canonical_sha256":"53bc56901da848b66f38d63a10da5791405a0a440d089a9be16eb1faa2be7224","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T05:28:23.057305Z","signature_b64":"aUDo6KakHOGzYtb9cGWTbHWbak87hXXtYqalQeb+yAEwWRiCfyLt+mhzWWMIrsksuv9FOIrdUuOnfwGj7mAmDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"53bc56901da848b66f38d63a10da5791405a0a440d089a9be16eb1faa2be7224","last_reissued_at":"2026-07-05T05:28:23.056897Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T05:28:23.056897Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2205.12949","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":"2026-07-05T05:28:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"z6pze4FcEFaMiMSzLbcxLKFQiwHlaYMi4VyCnPbrMS0xRJ3ux27309iZ0PHE70GXFT13hgWi8YtQ0QlL+bz0Bw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-06T18:46:03.483457Z"},"content_sha256":"f5fe8191c07cf4d38e25538167eb125320dda36bba95ec5dadeb72686a6178db","schema_version":"1.0","event_id":"sha256:f5fe8191c07cf4d38e25538167eb125320dda36bba95ec5dadeb72686a6178db"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:KO6FNEA5VBELM3ZY2Y5BBWSXSF","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"High-Precision Redshifts for Type Ia Supernovae with the Nancy Grace Roman Space Telescope P127 Prism","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Alexei V. Filippenko, Benjamin Rose, Bhavin A. Joshi, Daniel Scolnic, Jr., Louis-Gregory Strolger, Patrick L. Kelly, Phillip Macias, Rebekah Hounsell, Richard Kessler, Russell E. Ryan","submitted_at":"2022-05-25T17:54:39Z","abstract_excerpt":"We present results from simulating slitless spectroscopic observations with the Nancy Grace Roman Space Telescope's (Roman) Wide-Field Instrument (WFI) P127 prism spanning 0.75 $\\mu m$ to 1.8 $\\mu m$. We quantify the efficiency of recovered Type Ia supernovae (SNe Ia) redshifts, as a function of P127 prism exposure time, to guide planning for future observing programs with the Roman prism. Generating the two-dimensional dispersed images and extracting one-dimensional spectra is done with the slitless spectroscopy package pyLINEAR along with custom-written software. From the analysis of 1698 si"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2205.12949","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2205.12949/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T05:28:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dGUkkjAKP0BLv4GARzgn9jbFI/VI3yrxqLGoVcgjeDfru079OAZRSaqIbqUW515IeKQI266BYI1LCbxWHGmwBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-06T18:46:03.483830Z"},"content_sha256":"cd8a84bd0786fcc2ccfc33592a29a0e277ec951b7725138f997a19c28cadb72d","schema_version":"1.0","event_id":"sha256:cd8a84bd0786fcc2ccfc33592a29a0e277ec951b7725138f997a19c28cadb72d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/KO6FNEA5VBELM3ZY2Y5BBWSXSF/bundle.json","state_url":"https://pith.science/pith/KO6FNEA5VBELM3ZY2Y5BBWSXSF/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/KO6FNEA5VBELM3ZY2Y5BBWSXSF/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":"2026-07-06T18:46:03Z","links":{"resolver":"https://pith.science/pith/KO6FNEA5VBELM3ZY2Y5BBWSXSF","bundle":"https://pith.science/pith/KO6FNEA5VBELM3ZY2Y5BBWSXSF/bundle.json","state":"https://pith.science/pith/KO6FNEA5VBELM3ZY2Y5BBWSXSF/state.json","well_known_bundle":"https://pith.science/.well-known/pith/KO6FNEA5VBELM3ZY2Y5BBWSXSF/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:KO6FNEA5VBELM3ZY2Y5BBWSXSF","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":"bd292a4abe00434c934c1ff847ac1e36b94d0946606d88c3c7fd867b4acde24c","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2022-05-25T17:54:39Z","title_canon_sha256":"531bfb99a1817f58f113e503c4f44210b2e1bb5641ed9cf6f25c4041da91fab5"},"schema_version":"1.0","source":{"id":"2205.12949","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2205.12949","created_at":"2026-07-05T05:28:23Z"},{"alias_kind":"arxiv_version","alias_value":"2205.12949v2","created_at":"2026-07-05T05:28:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2205.12949","created_at":"2026-07-05T05:28:23Z"},{"alias_kind":"pith_short_12","alias_value":"KO6FNEA5VBEL","created_at":"2026-07-05T05:28:23Z"},{"alias_kind":"pith_short_16","alias_value":"KO6FNEA5VBELM3ZY","created_at":"2026-07-05T05:28:23Z"},{"alias_kind":"pith_short_8","alias_value":"KO6FNEA5","created_at":"2026-07-05T05:28:23Z"}],"graph_snapshots":[{"event_id":"sha256:cd8a84bd0786fcc2ccfc33592a29a0e277ec951b7725138f997a19c28cadb72d","target":"graph","created_at":"2026-07-05T05:28:23Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2205.12949/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present results from simulating slitless spectroscopic observations with the Nancy Grace Roman Space Telescope's (Roman) Wide-Field Instrument (WFI) P127 prism spanning 0.75 $\\mu m$ to 1.8 $\\mu m$. We quantify the efficiency of recovered Type Ia supernovae (SNe Ia) redshifts, as a function of P127 prism exposure time, to guide planning for future observing programs with the Roman prism. Generating the two-dimensional dispersed images and extracting one-dimensional spectra is done with the slitless spectroscopy package pyLINEAR along with custom-written software. From the analysis of 1698 si","authors_text":"Alexei V. Filippenko, Benjamin Rose, Bhavin A. Joshi, Daniel Scolnic, Jr., Louis-Gregory Strolger, Patrick L. Kelly, Phillip Macias, Rebekah Hounsell, Richard Kessler, Russell E. Ryan","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2022-05-25T17:54:39Z","title":"High-Precision Redshifts for Type Ia Supernovae with the Nancy Grace Roman Space Telescope P127 Prism"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2205.12949","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:f5fe8191c07cf4d38e25538167eb125320dda36bba95ec5dadeb72686a6178db","target":"record","created_at":"2026-07-05T05:28:23Z","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":"bd292a4abe00434c934c1ff847ac1e36b94d0946606d88c3c7fd867b4acde24c","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2022-05-25T17:54:39Z","title_canon_sha256":"531bfb99a1817f58f113e503c4f44210b2e1bb5641ed9cf6f25c4041da91fab5"},"schema_version":"1.0","source":{"id":"2205.12949","kind":"arxiv","version":2}},"canonical_sha256":"53bc56901da848b66f38d63a10da5791405a0a440d089a9be16eb1faa2be7224","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"53bc56901da848b66f38d63a10da5791405a0a440d089a9be16eb1faa2be7224","first_computed_at":"2026-07-05T05:28:23.056897Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T05:28:23.056897Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"aUDo6KakHOGzYtb9cGWTbHWbak87hXXtYqalQeb+yAEwWRiCfyLt+mhzWWMIrsksuv9FOIrdUuOnfwGj7mAmDA==","signature_status":"signed_v1","signed_at":"2026-07-05T05:28:23.057305Z","signed_message":"canonical_sha256_bytes"},"source_id":"2205.12949","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f5fe8191c07cf4d38e25538167eb125320dda36bba95ec5dadeb72686a6178db","sha256:cd8a84bd0786fcc2ccfc33592a29a0e277ec951b7725138f997a19c28cadb72d"],"state_sha256":"2726f63d36d8a00fff965dae76f8c49b83d21edc56fc6f0fb16426d7cbdbbd54"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fGPpzT0Uo8100tNwvdRqCFUAzwK6iCLEK86vk5H/GjH/uiM0FFvtdyqcZ1kO9hJCiWKQYbLWqQ3kHJeInyNBCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-06T18:46:03.485927Z","bundle_sha256":"3c0f189f55c5cdca26b614a20b7f249acc269416e487185acfd4ae37b96228c7"}}