{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:VNHPWFEMO2LWZOMF5PJDUUOB5D","short_pith_number":"pith:VNHPWFEM","canonical_record":{"source":{"id":"2406.13054","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"physics.ins-det","submitted_at":"2024-06-18T20:53:06Z","cross_cats_sorted":[],"title_canon_sha256":"edf5ecb6e59302cbc23a60a6e56804ffb0389454dd53e1a72e8ac1d7eab78685","abstract_canon_sha256":"2de21c6918786e26440e13947ee858e0aa3af584477706314d57d3dd7640c736"},"schema_version":"1.0"},"canonical_sha256":"ab4efb148c76976cb985ebd23a51c1e8ddf7fad2f9d449183b1751ca352a3151","source":{"kind":"arxiv","id":"2406.13054","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2406.13054","created_at":"2026-07-05T09:37:55Z"},{"alias_kind":"arxiv_version","alias_value":"2406.13054v2","created_at":"2026-07-05T09:37:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2406.13054","created_at":"2026-07-05T09:37:55Z"},{"alias_kind":"pith_short_12","alias_value":"VNHPWFEMO2LW","created_at":"2026-07-05T09:37:55Z"},{"alias_kind":"pith_short_16","alias_value":"VNHPWFEMO2LWZOMF","created_at":"2026-07-05T09:37:55Z"},{"alias_kind":"pith_short_8","alias_value":"VNHPWFEM","created_at":"2026-07-05T09:37:55Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:VNHPWFEMO2LWZOMF5PJDUUOB5D","target":"record","payload":{"canonical_record":{"source":{"id":"2406.13054","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"physics.ins-det","submitted_at":"2024-06-18T20:53:06Z","cross_cats_sorted":[],"title_canon_sha256":"edf5ecb6e59302cbc23a60a6e56804ffb0389454dd53e1a72e8ac1d7eab78685","abstract_canon_sha256":"2de21c6918786e26440e13947ee858e0aa3af584477706314d57d3dd7640c736"},"schema_version":"1.0"},"canonical_sha256":"ab4efb148c76976cb985ebd23a51c1e8ddf7fad2f9d449183b1751ca352a3151","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T09:37:55.037066Z","signature_b64":"BJTTp5OemS5bPm/g3tR/8+5r0OX3BbNQL6/OaVhEVFsW1nVnjFWvQiIGo1+OvqXJmUQ2iL845+Zfzq/AwcQYAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ab4efb148c76976cb985ebd23a51c1e8ddf7fad2f9d449183b1751ca352a3151","last_reissued_at":"2026-07-05T09:37:55.036463Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T09:37:55.036463Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2406.13054","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":"2026-07-05T09:37:55Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"r2h5DBrAIVRObT+EsYUGv85ZqyN7LNc/s0CVGQ37F8nRRi+RSWdFU1T/fhO18GyvZQicjCGRcoTLJR34rc5xCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T19:18:30.894136Z"},"content_sha256":"d6899fefe43c97a46bc1ba9242c2efcc1e9b161f0adb4f90204264ef6d1d6e3d","schema_version":"1.0","event_id":"sha256:d6899fefe43c97a46bc1ba9242c2efcc1e9b161f0adb4f90204264ef6d1d6e3d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:VNHPWFEMO2LWZOMF5PJDUUOB5D","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Characterization of a radiation detector based on opaque water-based liquid scintillator","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","headline":"","cross_cats":[],"primary_cat":"physics.ins-det","authors_text":"LiquidO Collaboration","submitted_at":"2024-06-18T20:53:06Z","abstract_excerpt":"We present the characterization of a novel radiation detector based on an opaque water-based liquid scintillator. Opaque scintillators, also known as LiquidO, are made to be highly scattering, such that the scintillation light is effectively confined, and read out through wavelength-shifting fibers. The 1-liter, 32-channel prototype demonstrates the capability for both spectroscopy and topological reconstruction of point-like events. The design, construction, and evaluation of the detector are described, including modeling of the scintillation liquid optical properties and the detector's respo"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2406.13054","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/2406.13054/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":"2026-07-05T09:37:55Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1srd6468GHyeGtta70blLvM/O2H6HZwXrnxvk06LAHabGg2H4KBC/3DxAYShENGF4EyNfSIjShleaV3a+VCmDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T19:18:30.895218Z"},"content_sha256":"37e4dbd78f6bf977a89c6cf007cb646029733eb86ce836c19f08ff50a59e99ff","schema_version":"1.0","event_id":"sha256:37e4dbd78f6bf977a89c6cf007cb646029733eb86ce836c19f08ff50a59e99ff"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/VNHPWFEMO2LWZOMF5PJDUUOB5D/bundle.json","state_url":"https://pith.science/pith/VNHPWFEMO2LWZOMF5PJDUUOB5D/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/VNHPWFEMO2LWZOMF5PJDUUOB5D/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":"2026-08-04T19:18:30Z","links":{"resolver":"https://pith.science/pith/VNHPWFEMO2LWZOMF5PJDUUOB5D","bundle":"https://pith.science/pith/VNHPWFEMO2LWZOMF5PJDUUOB5D/bundle.json","state":"https://pith.science/pith/VNHPWFEMO2LWZOMF5PJDUUOB5D/state.json","well_known_bundle":"https://pith.science/.well-known/pith/VNHPWFEMO2LWZOMF5PJDUUOB5D/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:VNHPWFEMO2LWZOMF5PJDUUOB5D","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":"2de21c6918786e26440e13947ee858e0aa3af584477706314d57d3dd7640c736","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"physics.ins-det","submitted_at":"2024-06-18T20:53:06Z","title_canon_sha256":"edf5ecb6e59302cbc23a60a6e56804ffb0389454dd53e1a72e8ac1d7eab78685"},"schema_version":"1.0","source":{"id":"2406.13054","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2406.13054","created_at":"2026-07-05T09:37:55Z"},{"alias_kind":"arxiv_version","alias_value":"2406.13054v2","created_at":"2026-07-05T09:37:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2406.13054","created_at":"2026-07-05T09:37:55Z"},{"alias_kind":"pith_short_12","alias_value":"VNHPWFEMO2LW","created_at":"2026-07-05T09:37:55Z"},{"alias_kind":"pith_short_16","alias_value":"VNHPWFEMO2LWZOMF","created_at":"2026-07-05T09:37:55Z"},{"alias_kind":"pith_short_8","alias_value":"VNHPWFEM","created_at":"2026-07-05T09:37:55Z"}],"graph_snapshots":[{"event_id":"sha256:37e4dbd78f6bf977a89c6cf007cb646029733eb86ce836c19f08ff50a59e99ff","target":"graph","created_at":"2026-07-05T09:37:55Z","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/2406.13054/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present the characterization of a novel radiation detector based on an opaque water-based liquid scintillator. Opaque scintillators, also known as LiquidO, are made to be highly scattering, such that the scintillation light is effectively confined, and read out through wavelength-shifting fibers. The 1-liter, 32-channel prototype demonstrates the capability for both spectroscopy and topological reconstruction of point-like events. The design, construction, and evaluation of the detector are described, including modeling of the scintillation liquid optical properties and the detector's respo","authors_text":"LiquidO Collaboration","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"physics.ins-det","submitted_at":"2024-06-18T20:53:06Z","title":"Characterization of a radiation detector based on opaque water-based liquid scintillator"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2406.13054","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:d6899fefe43c97a46bc1ba9242c2efcc1e9b161f0adb4f90204264ef6d1d6e3d","target":"record","created_at":"2026-07-05T09:37:55Z","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":"2de21c6918786e26440e13947ee858e0aa3af584477706314d57d3dd7640c736","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"physics.ins-det","submitted_at":"2024-06-18T20:53:06Z","title_canon_sha256":"edf5ecb6e59302cbc23a60a6e56804ffb0389454dd53e1a72e8ac1d7eab78685"},"schema_version":"1.0","source":{"id":"2406.13054","kind":"arxiv","version":2}},"canonical_sha256":"ab4efb148c76976cb985ebd23a51c1e8ddf7fad2f9d449183b1751ca352a3151","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ab4efb148c76976cb985ebd23a51c1e8ddf7fad2f9d449183b1751ca352a3151","first_computed_at":"2026-07-05T09:37:55.036463Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T09:37:55.036463Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"BJTTp5OemS5bPm/g3tR/8+5r0OX3BbNQL6/OaVhEVFsW1nVnjFWvQiIGo1+OvqXJmUQ2iL845+Zfzq/AwcQYAg==","signature_status":"signed_v1","signed_at":"2026-07-05T09:37:55.037066Z","signed_message":"canonical_sha256_bytes"},"source_id":"2406.13054","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d6899fefe43c97a46bc1ba9242c2efcc1e9b161f0adb4f90204264ef6d1d6e3d","sha256:37e4dbd78f6bf977a89c6cf007cb646029733eb86ce836c19f08ff50a59e99ff"],"state_sha256":"f6a702546512dd10f973bcc4ad0f4dde0b48118a68a7b5c5e9d2a7a528b884f5"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"iZrBN/g2X2dA2LuhFew20KT8lRUA+zYAgTZw1fk4/o6QCBjWQ0Mq3yxmnrg4aWtj8LOt1ClVOErCIdDNSH99Dw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-04T19:18:30.906008Z","bundle_sha256":"0288bcceb19a2cd1a48934ad0c4a20d37ca684a5f8a6ce866b21e434d32837fe"}}