{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:37CT24NMHNAHFK6OPPL5ULZYW2","short_pith_number":"pith:37CT24NM","canonical_record":{"source":{"id":"1307.6507","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2013-07-24T17:42:02Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"93b67af0385cc4618af135103dac9b83999eb6248b3a539562cc996ba9a1bad3","abstract_canon_sha256":"f61c5f81d7b1a67e1825900df9714250a09cdbcf3ee310da8c888ab840951e3d"},"schema_version":"1.0"},"canonical_sha256":"dfc53d71ac3b4072abce7bd7da2f38b6b0a220350a72c8dcfaefb5752bccbff7","source":{"kind":"arxiv","id":"1307.6507","version":4},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1307.6507","created_at":"2026-05-18T03:11:57Z"},{"alias_kind":"arxiv_version","alias_value":"1307.6507v4","created_at":"2026-05-18T03:11:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1307.6507","created_at":"2026-05-18T03:11:57Z"},{"alias_kind":"pith_short_12","alias_value":"37CT24NMHNAH","created_at":"2026-05-18T12:27:32Z"},{"alias_kind":"pith_short_16","alias_value":"37CT24NMHNAHFK6O","created_at":"2026-05-18T12:27:32Z"},{"alias_kind":"pith_short_8","alias_value":"37CT24NM","created_at":"2026-05-18T12:27:32Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:37CT24NMHNAHFK6OPPL5ULZYW2","target":"record","payload":{"canonical_record":{"source":{"id":"1307.6507","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2013-07-24T17:42:02Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"93b67af0385cc4618af135103dac9b83999eb6248b3a539562cc996ba9a1bad3","abstract_canon_sha256":"f61c5f81d7b1a67e1825900df9714250a09cdbcf3ee310da8c888ab840951e3d"},"schema_version":"1.0"},"canonical_sha256":"dfc53d71ac3b4072abce7bd7da2f38b6b0a220350a72c8dcfaefb5752bccbff7","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:11:57.159746Z","signature_b64":"jt1R6nZecKRVRQz2DYig56Wpa0CiadBgIsokW67DVeNE2KT1FmxsA7sdkOeE7XSFM1AhZV3JVy3ctP8WHRAnDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"dfc53d71ac3b4072abce7bd7da2f38b6b0a220350a72c8dcfaefb5752bccbff7","last_reissued_at":"2026-05-18T03:11:57.159024Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:11:57.159024Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1307.6507","source_version":4,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T03:11:57Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Jr0gitPv4Fyf/yn//ZNdejHoeYLvw5LMKXCoChbSCPTjwGocEhDQkSUodJZgIrwNTtSyRdyfAotIphwx64CZDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T18:28:56.644220Z"},"content_sha256":"19407af6ec1fcd7a07f37d8af1e21720db9ca6c97ac7ec80733abd39c3d225c7","schema_version":"1.0","event_id":"sha256:19407af6ec1fcd7a07f37d8af1e21720db9ca6c97ac7ec80733abd39c3d225c7"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:37CT24NMHNAHFK6OPPL5ULZYW2","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"R&D Argon Detector at Ash River (RADAR) - Letter of Intent","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ex"],"primary_cat":"physics.ins-det","authors_text":"A. Aurisano, A.E. Kreymer, A. Habig, A. Holin, A. Sousa, D. Naples, J. Huang, J.J. Evans, J. Thomas, K. Lang, L.H. Whitehead, M. Kordosky, M. Marshak, P. Adamson, P. Guzowski, R.B. Patterson, R.J. Nichol, R. Mehdiyev, S. Agarwalla, V. Paolone, W.H. Miller","submitted_at":"2013-07-24T17:42:02Z","abstract_excerpt":"In the RADAR project described in this Letter of Intent, we propose to deploy a 6 kton liquid argon TPC at the NOvA Far Detector building in Ash River, Minnesota, and expose it to the NuMI beam during NOvA running. It will significantly add to the physics capabilities of the NOvA program while providing LBNE with an R&D program based on full-scale TPC module assemblies. RADAR offers an excellent opportunity to improve the full Homestake LBNE project in physics reach, timeline, costs, and fostering international partnership. The anticipated duration of the project's construction is 5 years, wit"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1307.6507","kind":"arxiv","version":4},"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":"2026-05-18T03:11:57Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SW4qckbBoo5lrkuUhuR/cUJk/PCNiT6AsUDVQqKz7x6bZLuzrcwvyFcxmaRJix29/f33MPvXen8GqymU+NCmBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T18:28:56.644930Z"},"content_sha256":"21e683f143e47f20d91bde06067da885b64ece1bbb4ab46be61d2a88d87c9617","schema_version":"1.0","event_id":"sha256:21e683f143e47f20d91bde06067da885b64ece1bbb4ab46be61d2a88d87c9617"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/37CT24NMHNAHFK6OPPL5ULZYW2/bundle.json","state_url":"https://pith.science/pith/37CT24NMHNAHFK6OPPL5ULZYW2/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/37CT24NMHNAHFK6OPPL5ULZYW2/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":"2026-05-28T18:28:56Z","links":{"resolver":"https://pith.science/pith/37CT24NMHNAHFK6OPPL5ULZYW2","bundle":"https://pith.science/pith/37CT24NMHNAHFK6OPPL5ULZYW2/bundle.json","state":"https://pith.science/pith/37CT24NMHNAHFK6OPPL5ULZYW2/state.json","well_known_bundle":"https://pith.science/.well-known/pith/37CT24NMHNAHFK6OPPL5ULZYW2/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:37CT24NMHNAHFK6OPPL5ULZYW2","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":"f61c5f81d7b1a67e1825900df9714250a09cdbcf3ee310da8c888ab840951e3d","cross_cats_sorted":["hep-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2013-07-24T17:42:02Z","title_canon_sha256":"93b67af0385cc4618af135103dac9b83999eb6248b3a539562cc996ba9a1bad3"},"schema_version":"1.0","source":{"id":"1307.6507","kind":"arxiv","version":4}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1307.6507","created_at":"2026-05-18T03:11:57Z"},{"alias_kind":"arxiv_version","alias_value":"1307.6507v4","created_at":"2026-05-18T03:11:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1307.6507","created_at":"2026-05-18T03:11:57Z"},{"alias_kind":"pith_short_12","alias_value":"37CT24NMHNAH","created_at":"2026-05-18T12:27:32Z"},{"alias_kind":"pith_short_16","alias_value":"37CT24NMHNAHFK6O","created_at":"2026-05-18T12:27:32Z"},{"alias_kind":"pith_short_8","alias_value":"37CT24NM","created_at":"2026-05-18T12:27:32Z"}],"graph_snapshots":[{"event_id":"sha256:21e683f143e47f20d91bde06067da885b64ece1bbb4ab46be61d2a88d87c9617","target":"graph","created_at":"2026-05-18T03:11:57Z","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":"In the RADAR project described in this Letter of Intent, we propose to deploy a 6 kton liquid argon TPC at the NOvA Far Detector building in Ash River, Minnesota, and expose it to the NuMI beam during NOvA running. It will significantly add to the physics capabilities of the NOvA program while providing LBNE with an R&D program based on full-scale TPC module assemblies. RADAR offers an excellent opportunity to improve the full Homestake LBNE project in physics reach, timeline, costs, and fostering international partnership. The anticipated duration of the project's construction is 5 years, wit","authors_text":"A. Aurisano, A.E. Kreymer, A. Habig, A. Holin, A. Sousa, D. Naples, J. Huang, J.J. Evans, J. Thomas, K. Lang, L.H. Whitehead, M. Kordosky, M. Marshak, P. Adamson, P. Guzowski, R.B. Patterson, R.J. Nichol, R. Mehdiyev, S. Agarwalla, V. Paolone, W.H. Miller","cross_cats":["hep-ex"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2013-07-24T17:42:02Z","title":"R&D Argon Detector at Ash River (RADAR) - Letter of Intent"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1307.6507","kind":"arxiv","version":4},"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":"sha256:19407af6ec1fcd7a07f37d8af1e21720db9ca6c97ac7ec80733abd39c3d225c7","target":"record","created_at":"2026-05-18T03:11:57Z","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":"f61c5f81d7b1a67e1825900df9714250a09cdbcf3ee310da8c888ab840951e3d","cross_cats_sorted":["hep-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2013-07-24T17:42:02Z","title_canon_sha256":"93b67af0385cc4618af135103dac9b83999eb6248b3a539562cc996ba9a1bad3"},"schema_version":"1.0","source":{"id":"1307.6507","kind":"arxiv","version":4}},"canonical_sha256":"dfc53d71ac3b4072abce7bd7da2f38b6b0a220350a72c8dcfaefb5752bccbff7","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"dfc53d71ac3b4072abce7bd7da2f38b6b0a220350a72c8dcfaefb5752bccbff7","first_computed_at":"2026-05-18T03:11:57.159024Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:11:57.159024Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"jt1R6nZecKRVRQz2DYig56Wpa0CiadBgIsokW67DVeNE2KT1FmxsA7sdkOeE7XSFM1AhZV3JVy3ctP8WHRAnDA==","signature_status":"signed_v1","signed_at":"2026-05-18T03:11:57.159746Z","signed_message":"canonical_sha256_bytes"},"source_id":"1307.6507","source_kind":"arxiv","source_version":4}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:19407af6ec1fcd7a07f37d8af1e21720db9ca6c97ac7ec80733abd39c3d225c7","sha256:21e683f143e47f20d91bde06067da885b64ece1bbb4ab46be61d2a88d87c9617"],"state_sha256":"7be806de498d499e4a283e6812165fda9a2fe97a76104838c62be1934f420231"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2XCqm5VmTPOxR+p0+qmlILEgCDeQZ7s8Zj+yURTqjoFTuquHwYoig7w1eYAOEho5BnR9E8QyxHYzHNJT5a0nCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T18:28:56.648705Z","bundle_sha256":"0f8e7fb1f9c978a0d21049dcdfe8ea75bac3cbc4396aa70dc927f475f58e64f3"}}