{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:ZIEHTTZ3YMDIDT54XEIPOHRCTW","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":"68632c57b5ca4cd4bc596c935bfddb3e619732ec3439cd405588c987bd5d8bb9","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2020-09-08T13:48:27Z","title_canon_sha256":"1714add43e8e059a64a79f4d8be62d171d3ed011d1e5eb2f0ff3ac43b2bd0bd0"},"schema_version":"1.0","source":{"id":"2009.03754","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2009.03754","created_at":"2026-07-05T01:33:50Z"},{"alias_kind":"arxiv_version","alias_value":"2009.03754v1","created_at":"2026-07-05T01:33:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2009.03754","created_at":"2026-07-05T01:33:50Z"},{"alias_kind":"pith_short_12","alias_value":"ZIEHTTZ3YMDI","created_at":"2026-07-05T01:33:50Z"},{"alias_kind":"pith_short_16","alias_value":"ZIEHTTZ3YMDIDT54","created_at":"2026-07-05T01:33:50Z"},{"alias_kind":"pith_short_8","alias_value":"ZIEHTTZ3","created_at":"2026-07-05T01:33:50Z"}],"graph_snapshots":[{"event_id":"sha256:b642badeffe6aceddb9d06d892d73f8c70d9b214a60c9707c93753bd70477593","target":"graph","created_at":"2026-07-05T01:33:50Z","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/2009.03754/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The Gamma-Ray and AntiMatter Survey (GRAMS) project is a proposed next-generation balloon/satellite mission targeting both MeV gamma-ray observations and antimatter-based dark matter searches. A cost-effective, large-scale Liquid Argon Time Projection Chamber (LArTPC) detector technology will allow GRAMS to have a significantly improved sensitivity to MeV gamma rays while extensively probing dark matter parameter space via antimatter measurements.","authors_text":"Georgia Karagiorgi, Hirokazu Odaka, Hiroki Yoneda, Jonathan Asaadi, Jon Leyva, Kerstin Perez, Naomi Tsuji, Reshmi Mukherjee, Satoshi Takashima, Tsuguo Aramaki, William Seligman, Yoshiyuki Inoue, Yuto Ichinohe","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2020-09-08T13:48:27Z","title":"Snowmass 2021 Letter of Interest: The GRAMS Project: MeV Gamma-Ray Observations and Antimatter-Based Dark Matter Searches"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2009.03754","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":"sha256:68072502abbbf916a4162b24aeb74a464b59065d92744f992800d917be1cca21","target":"record","created_at":"2026-07-05T01:33:50Z","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":"68632c57b5ca4cd4bc596c935bfddb3e619732ec3439cd405588c987bd5d8bb9","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2020-09-08T13:48:27Z","title_canon_sha256":"1714add43e8e059a64a79f4d8be62d171d3ed011d1e5eb2f0ff3ac43b2bd0bd0"},"schema_version":"1.0","source":{"id":"2009.03754","kind":"arxiv","version":1}},"canonical_sha256":"ca0879cf3bc30681cfbcb910f71e229db08e799291339a76b1d2936a1ffb1b7d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ca0879cf3bc30681cfbcb910f71e229db08e799291339a76b1d2936a1ffb1b7d","first_computed_at":"2026-07-05T01:33:50.483076Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:33:50.483076Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"HRuHgeOS3A8u5IQUJP7M8b3Zv+XwmfBZhtGsSUPSFdJlAyhN3ECAHjpprTnoYLjNbsQIzZ2aenxvGT75CRBaAg==","signature_status":"signed_v1","signed_at":"2026-07-05T01:33:50.483436Z","signed_message":"canonical_sha256_bytes"},"source_id":"2009.03754","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:68072502abbbf916a4162b24aeb74a464b59065d92744f992800d917be1cca21","sha256:b642badeffe6aceddb9d06d892d73f8c70d9b214a60c9707c93753bd70477593"],"state_sha256":"5a42aee7ed65a57f96d1652993f5eb3bf7f29236c6488c44a3c26bb35163c52e"}