{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2004:VWQSNBMV6VZJ6NUNTRNIFUSBBM","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":"14eb76b5c25e575bd37a69222b4204cea7cc85053ae0ce6e9d5ee77a85ea9e3b","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2004-07-27T06:47:03Z","title_canon_sha256":"f9fe989b87b7957fe32139c40a88d5d7b7ca6af1a2c40fd66402ad49598750b8"},"schema_version":"1.0","source":{"id":"astro-ph/0407542","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0407542","created_at":"2026-05-18T01:40:36Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0407542v3","created_at":"2026-05-18T01:40:36Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0407542","created_at":"2026-05-18T01:40:36Z"},{"alias_kind":"pith_short_12","alias_value":"VWQSNBMV6VZJ","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_16","alias_value":"VWQSNBMV6VZJ6NUN","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_8","alias_value":"VWQSNBMV","created_at":"2026-05-18T12:25:52Z"}],"graph_snapshots":[{"event_id":"sha256:9dcecfafa546a26b16cd1ca682a4a8b5287e7d797d039fc3b09822ce1fc32522","target":"graph","created_at":"2026-05-18T01:40:36Z","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 present new results of a deep optical imaging survey using a narrowband filter ($NB921$) centered at $\\lambda =$ 9196 \\AA ~ together with $B$, $V$, $R$, $i^\\prime$, and $z^\\prime$ broadband filters in the sky area of the Subaru Deep Field which has been promoted as one of legacy programs of the 8.2m Subaru Telescope. We obtained a photometric sample of 58 Ly$\\alpha$ emitter candidates at $z \\approx$ 6.5 -- 6.6 among $\\sim 180$ strong $NB921$-excess ($z^\\prime - NB921 > 1.0$) objects together with a color criterion of $i^\\prime - z^\\prime > 1.3$. We then obtained optical spectra of 20 object","authors_text":"et al, K. Kodaira, M. Ajiki, N. Kaifu, N. Kashikawa, T. Nagao, Y. Shioya, Y. Taniguchi","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2004-07-27T06:47:03Z","title":"The Subaru Deep Field Project: Lyman$\\alpha$ Emitters at Redshift of 6.6"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0407542","kind":"arxiv","version":3},"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:af621b03cb0d86585621f7bb1bfea2b41c6e45d4e93717696afc0fa81c0816ae","target":"record","created_at":"2026-05-18T01:40:36Z","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":"14eb76b5c25e575bd37a69222b4204cea7cc85053ae0ce6e9d5ee77a85ea9e3b","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2004-07-27T06:47:03Z","title_canon_sha256":"f9fe989b87b7957fe32139c40a88d5d7b7ca6af1a2c40fd66402ad49598750b8"},"schema_version":"1.0","source":{"id":"astro-ph/0407542","kind":"arxiv","version":3}},"canonical_sha256":"ada1268595f5729f368d9c5a82d2410b1e9534a43da3abd0b539371ccabfecfa","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ada1268595f5729f368d9c5a82d2410b1e9534a43da3abd0b539371ccabfecfa","first_computed_at":"2026-05-18T01:40:36.856401Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:40:36.856401Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Mz2bY2mYHfuPow02Uc85EwkzF9Kf6kcEXiRARrnim6ZxpAbSFRCXL859rN4ebndmVvqtK8ejX/oxLMQ8loFvDA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:40:36.857092Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/0407542","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:af621b03cb0d86585621f7bb1bfea2b41c6e45d4e93717696afc0fa81c0816ae","sha256:9dcecfafa546a26b16cd1ca682a4a8b5287e7d797d039fc3b09822ce1fc32522"],"state_sha256":"ca65fee125b2492ab99951d5df7ce3042390e0fd97fa9721fe7abc92c6c7e67a"}