{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:Y6GIE42FGKWCMFW2NIMMM53WPC","short_pith_number":"pith:Y6GIE42F","canonical_record":{"source":{"id":"2503.04884","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2025-03-06T19:00:00Z","cross_cats_sorted":[],"title_canon_sha256":"938ec5721b23a78ab2603dbbd4f5e442144b79d41d0f1b5fba09834836974913","abstract_canon_sha256":"391d98e57dfbb7069721668e0a7e3f5e10070088cf8bb70521dc3e339bcccce3"},"schema_version":"1.0"},"canonical_sha256":"c78c82734532ac2616da6a18c677767887765e99aca979852890be8fd28c561b","source":{"kind":"arxiv","id":"2503.04884","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2503.04884","created_at":"2026-07-05T10:25:50Z"},{"alias_kind":"arxiv_version","alias_value":"2503.04884v1","created_at":"2026-07-05T10:25:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2503.04884","created_at":"2026-07-05T10:25:50Z"},{"alias_kind":"pith_short_12","alias_value":"Y6GIE42FGKWC","created_at":"2026-07-05T10:25:50Z"},{"alias_kind":"pith_short_16","alias_value":"Y6GIE42FGKWCMFW2","created_at":"2026-07-05T10:25:50Z"},{"alias_kind":"pith_short_8","alias_value":"Y6GIE42F","created_at":"2026-07-05T10:25:50Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:Y6GIE42FGKWCMFW2NIMMM53WPC","target":"record","payload":{"canonical_record":{"source":{"id":"2503.04884","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2025-03-06T19:00:00Z","cross_cats_sorted":[],"title_canon_sha256":"938ec5721b23a78ab2603dbbd4f5e442144b79d41d0f1b5fba09834836974913","abstract_canon_sha256":"391d98e57dfbb7069721668e0a7e3f5e10070088cf8bb70521dc3e339bcccce3"},"schema_version":"1.0"},"canonical_sha256":"c78c82734532ac2616da6a18c677767887765e99aca979852890be8fd28c561b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:25:50.974462Z","signature_b64":"wDDsQ7qMk4K2zRKnRwFdlcWWnT81fp0ujQcYaNwhPkwcMP9G9yJNT3O6aTS8Co8aFDc03SwWmLqU4YoD4EFyDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c78c82734532ac2616da6a18c677767887765e99aca979852890be8fd28c561b","last_reissued_at":"2026-07-05T10:25:50.973964Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:25:50.973964Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2503.04884","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":"2026-07-05T10:25:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2oSp1lpZBRepZegNe6ref+1ydH5v2B46p+i9Lenj4G6BxiyLzHLPfBFzOHTRxjEY3xD0FVCXDZDoLQCrJyXuDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-18T16:50:47.105354Z"},"content_sha256":"68e0619e946d64d89d99c27bc469f9287c3fa24bb6243b4a944846e711f06c39","schema_version":"1.0","event_id":"sha256:68e0619e946d64d89d99c27bc469f9287c3fa24bb6243b4a944846e711f06c39"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:Y6GIE42FGKWCMFW2NIMMM53WPC","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The HST-Hyperion Survey: Grism Observations of a $z\\sim2.5$ Proto-Supercluster","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Ben Forrest, Bianca Garilli, Brian C. Lemaux, Debora Pelliccia, Denise Hung, Derek Sikorski, Ekta Shah, Elena Zucca, Emmet Golden-Marx, Finn Giddings, Gianni Zamorani, Kaila Ronayne, Lori Lubin, Lu Shen, Nimish Hathi, Olga Cucciati, Priti Staab, Ricardo O. Amor\\'in, Roy R. Gal, Russell E. Ryan, Sandro Bardelli, Weida Hu","submitted_at":"2025-03-06T19:00:00Z","abstract_excerpt":"We present first results and catalogs from the HST-Hyperion survey. This survey has collected 50 orbits of WFC3/F160W imaging and WFC3/G141 grism spectroscopy in the most overdense regions of the Hyperion proto-supercluster at $z\\sim2.45$, which are analyzed in conjunction with the adjacent 56 orbits of WFC3/F140W imaging and WFC3/G141 grism spectroscopy from the 3D-HST survey. Sources were identified and spectra extracted using GRIZLI, which subsequently fit the combined grism data with object-matched photometric data from the COSMOS2020 catalog to obtain a redshift and best-fit spectral mode"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2503.04884","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2503.04884/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":"2026-07-05T10:25:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/sog0x/FmFmjaeisvwGScI/o1wOtse42SCjpzcgG4ZdFSAx2turTFvlq0pF9HRlSJqeXU2zy0xgu9viBIJdPAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-18T16:50:47.105730Z"},"content_sha256":"12654c2d02c6dba7dda3c3eae97d099206716b66732162b2cabb804d84e83562","schema_version":"1.0","event_id":"sha256:12654c2d02c6dba7dda3c3eae97d099206716b66732162b2cabb804d84e83562"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/Y6GIE42FGKWCMFW2NIMMM53WPC/bundle.json","state_url":"https://pith.science/pith/Y6GIE42FGKWCMFW2NIMMM53WPC/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/Y6GIE42FGKWCMFW2NIMMM53WPC/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":"2026-07-18T16:50:47Z","links":{"resolver":"https://pith.science/pith/Y6GIE42FGKWCMFW2NIMMM53WPC","bundle":"https://pith.science/pith/Y6GIE42FGKWCMFW2NIMMM53WPC/bundle.json","state":"https://pith.science/pith/Y6GIE42FGKWCMFW2NIMMM53WPC/state.json","well_known_bundle":"https://pith.science/.well-known/pith/Y6GIE42FGKWCMFW2NIMMM53WPC/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:Y6GIE42FGKWCMFW2NIMMM53WPC","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":"391d98e57dfbb7069721668e0a7e3f5e10070088cf8bb70521dc3e339bcccce3","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2025-03-06T19:00:00Z","title_canon_sha256":"938ec5721b23a78ab2603dbbd4f5e442144b79d41d0f1b5fba09834836974913"},"schema_version":"1.0","source":{"id":"2503.04884","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2503.04884","created_at":"2026-07-05T10:25:50Z"},{"alias_kind":"arxiv_version","alias_value":"2503.04884v1","created_at":"2026-07-05T10:25:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2503.04884","created_at":"2026-07-05T10:25:50Z"},{"alias_kind":"pith_short_12","alias_value":"Y6GIE42FGKWC","created_at":"2026-07-05T10:25:50Z"},{"alias_kind":"pith_short_16","alias_value":"Y6GIE42FGKWCMFW2","created_at":"2026-07-05T10:25:50Z"},{"alias_kind":"pith_short_8","alias_value":"Y6GIE42F","created_at":"2026-07-05T10:25:50Z"}],"graph_snapshots":[{"event_id":"sha256:12654c2d02c6dba7dda3c3eae97d099206716b66732162b2cabb804d84e83562","target":"graph","created_at":"2026-07-05T10:25:50Z","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/2503.04884/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present first results and catalogs from the HST-Hyperion survey. This survey has collected 50 orbits of WFC3/F160W imaging and WFC3/G141 grism spectroscopy in the most overdense regions of the Hyperion proto-supercluster at $z\\sim2.45$, which are analyzed in conjunction with the adjacent 56 orbits of WFC3/F140W imaging and WFC3/G141 grism spectroscopy from the 3D-HST survey. Sources were identified and spectra extracted using GRIZLI, which subsequently fit the combined grism data with object-matched photometric data from the COSMOS2020 catalog to obtain a redshift and best-fit spectral mode","authors_text":"Ben Forrest, Bianca Garilli, Brian C. Lemaux, Debora Pelliccia, Denise Hung, Derek Sikorski, Ekta Shah, Elena Zucca, Emmet Golden-Marx, Finn Giddings, Gianni Zamorani, Kaila Ronayne, Lori Lubin, Lu Shen, Nimish Hathi, Olga Cucciati, Priti Staab, Ricardo O. Amor\\'in, Roy R. Gal, Russell E. Ryan, Sandro Bardelli, Weida Hu","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2025-03-06T19:00:00Z","title":"The HST-Hyperion Survey: Grism Observations of a $z\\sim2.5$ Proto-Supercluster"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2503.04884","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":"sha256:68e0619e946d64d89d99c27bc469f9287c3fa24bb6243b4a944846e711f06c39","target":"record","created_at":"2026-07-05T10:25:50Z","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":"391d98e57dfbb7069721668e0a7e3f5e10070088cf8bb70521dc3e339bcccce3","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2025-03-06T19:00:00Z","title_canon_sha256":"938ec5721b23a78ab2603dbbd4f5e442144b79d41d0f1b5fba09834836974913"},"schema_version":"1.0","source":{"id":"2503.04884","kind":"arxiv","version":1}},"canonical_sha256":"c78c82734532ac2616da6a18c677767887765e99aca979852890be8fd28c561b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c78c82734532ac2616da6a18c677767887765e99aca979852890be8fd28c561b","first_computed_at":"2026-07-05T10:25:50.973964Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:25:50.973964Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"wDDsQ7qMk4K2zRKnRwFdlcWWnT81fp0ujQcYaNwhPkwcMP9G9yJNT3O6aTS8Co8aFDc03SwWmLqU4YoD4EFyDw==","signature_status":"signed_v1","signed_at":"2026-07-05T10:25:50.974462Z","signed_message":"canonical_sha256_bytes"},"source_id":"2503.04884","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:68e0619e946d64d89d99c27bc469f9287c3fa24bb6243b4a944846e711f06c39","sha256:12654c2d02c6dba7dda3c3eae97d099206716b66732162b2cabb804d84e83562"],"state_sha256":"0237526b0a3364358678b996393e4ba89b86118046fe0688ec6f3212ff8ef87a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xGvlMSoP3HjX25anrYbA7fI1wfDDjE+sYWi0T0HBgPh5fodkaxubycJKkzI+NLnrW2jXHg8T+A/FFwKXKV6mCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-18T16:50:47.108303Z","bundle_sha256":"c9fbcf23d06a4c43a0d0f825f4c29ae8e0096a737601b3f95673ecea4c916992"}}