{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:C4P5HI22LUIC5Z4CXD7BF2GUSY","short_pith_number":"pith:C4P5HI22","canonical_record":{"source":{"id":"1304.0127","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2013-03-30T17:25:42Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"308200613ed1b92c3687e92b47dc982aac411a70e2c8aa1d6cd3e6cb4aaec224","abstract_canon_sha256":"a18a5de8a7269cfb7682091e91b34e81a4eedc251f55a1eb19a61e54f3b05a05"},"schema_version":"1.0"},"canonical_sha256":"171fd3a35a5d102ee782b8fe12e8d49615e14ddf81b40b1e285f25a8b6ac0a8e","source":{"kind":"arxiv","id":"1304.0127","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1304.0127","created_at":"2026-05-18T01:50:50Z"},{"alias_kind":"arxiv_version","alias_value":"1304.0127v1","created_at":"2026-05-18T01:50:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1304.0127","created_at":"2026-05-18T01:50:50Z"},{"alias_kind":"pith_short_12","alias_value":"C4P5HI22LUIC","created_at":"2026-05-18T12:27:40Z"},{"alias_kind":"pith_short_16","alias_value":"C4P5HI22LUIC5Z4C","created_at":"2026-05-18T12:27:40Z"},{"alias_kind":"pith_short_8","alias_value":"C4P5HI22","created_at":"2026-05-18T12:27:40Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:C4P5HI22LUIC5Z4CXD7BF2GUSY","target":"record","payload":{"canonical_record":{"source":{"id":"1304.0127","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2013-03-30T17:25:42Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"308200613ed1b92c3687e92b47dc982aac411a70e2c8aa1d6cd3e6cb4aaec224","abstract_canon_sha256":"a18a5de8a7269cfb7682091e91b34e81a4eedc251f55a1eb19a61e54f3b05a05"},"schema_version":"1.0"},"canonical_sha256":"171fd3a35a5d102ee782b8fe12e8d49615e14ddf81b40b1e285f25a8b6ac0a8e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:50:50.796003Z","signature_b64":"YdEdrOjzL5r9m6W7+ox+hWeae+nCNSSwxc9H87oK9J8RKQhT9xc3hBqWxRIcnK2f4vXu21z9seNN/uQ/rkUlBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"171fd3a35a5d102ee782b8fe12e8d49615e14ddf81b40b1e285f25a8b6ac0a8e","last_reissued_at":"2026-05-18T01:50:50.795306Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:50:50.795306Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1304.0127","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":"2026-05-18T01:50:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"64or03yCrQz3ss9Fdn0m0qfmJDh3buv+7VQvVXH6Oa834gENvXZBzgp6j9HEBR3F2Z3pP6xYisYLym2+nfu/Ag==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T19:06:23.311236Z"},"content_sha256":"f465c72cab792481f72ec65d70d4f00ed7b6f56482051704b9c00c2a27452cf4","schema_version":"1.0","event_id":"sha256:f465c72cab792481f72ec65d70d4f00ed7b6f56482051704b9c00c2a27452cf4"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:C4P5HI22LUIC5Z4CXD7BF2GUSY","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Future liquid Argon detectors","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph"],"primary_cat":"physics.ins-det","authors_text":"A. Rubbia","submitted_at":"2013-03-30T17:25:42Z","abstract_excerpt":"The Liquid Argon Time Projection Chamber offers an innovative technology for a new class of massive detectors for rare-event detection. It is a precise tracking device that allows three-dimensional spatial reconstruction with mm-scale precision of the morphology of ionizing tracks with the imaging quality of a \"bubble chamber\", provides $dE/dx$ information with high sampling rate, and acts as high-resolution calorimeter for contained events. First proposed in 1977 and after a long maturing process, its holds today the potentialities of opening new physics opportunities by providing excellent t"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1304.0127","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":""},"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":"2026-05-18T01:50:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"eGiyVIdouMa8NHZRflp+EVem9+5XU7qszNu6RTgZzp5KFkxDUMcEfyE0BI93nS7FjpSSSSAH6sYODl8sYoZ2Bg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T19:06:23.311871Z"},"content_sha256":"74bfba5929f1d3cb36bb37612cf59c7f5cc91cb5ef07123654b80839031c012b","schema_version":"1.0","event_id":"sha256:74bfba5929f1d3cb36bb37612cf59c7f5cc91cb5ef07123654b80839031c012b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/C4P5HI22LUIC5Z4CXD7BF2GUSY/bundle.json","state_url":"https://pith.science/pith/C4P5HI22LUIC5Z4CXD7BF2GUSY/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/C4P5HI22LUIC5Z4CXD7BF2GUSY/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":"2026-05-31T19:06:23Z","links":{"resolver":"https://pith.science/pith/C4P5HI22LUIC5Z4CXD7BF2GUSY","bundle":"https://pith.science/pith/C4P5HI22LUIC5Z4CXD7BF2GUSY/bundle.json","state":"https://pith.science/pith/C4P5HI22LUIC5Z4CXD7BF2GUSY/state.json","well_known_bundle":"https://pith.science/.well-known/pith/C4P5HI22LUIC5Z4CXD7BF2GUSY/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:C4P5HI22LUIC5Z4CXD7BF2GUSY","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":"a18a5de8a7269cfb7682091e91b34e81a4eedc251f55a1eb19a61e54f3b05a05","cross_cats_sorted":["hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2013-03-30T17:25:42Z","title_canon_sha256":"308200613ed1b92c3687e92b47dc982aac411a70e2c8aa1d6cd3e6cb4aaec224"},"schema_version":"1.0","source":{"id":"1304.0127","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1304.0127","created_at":"2026-05-18T01:50:50Z"},{"alias_kind":"arxiv_version","alias_value":"1304.0127v1","created_at":"2026-05-18T01:50:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1304.0127","created_at":"2026-05-18T01:50:50Z"},{"alias_kind":"pith_short_12","alias_value":"C4P5HI22LUIC","created_at":"2026-05-18T12:27:40Z"},{"alias_kind":"pith_short_16","alias_value":"C4P5HI22LUIC5Z4C","created_at":"2026-05-18T12:27:40Z"},{"alias_kind":"pith_short_8","alias_value":"C4P5HI22","created_at":"2026-05-18T12:27:40Z"}],"graph_snapshots":[{"event_id":"sha256:74bfba5929f1d3cb36bb37612cf59c7f5cc91cb5ef07123654b80839031c012b","target":"graph","created_at":"2026-05-18T01:50:50Z","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"},"paper":{"abstract_excerpt":"The Liquid Argon Time Projection Chamber offers an innovative technology for a new class of massive detectors for rare-event detection. It is a precise tracking device that allows three-dimensional spatial reconstruction with mm-scale precision of the morphology of ionizing tracks with the imaging quality of a \"bubble chamber\", provides $dE/dx$ information with high sampling rate, and acts as high-resolution calorimeter for contained events. First proposed in 1977 and after a long maturing process, its holds today the potentialities of opening new physics opportunities by providing excellent t","authors_text":"A. Rubbia","cross_cats":["hep-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2013-03-30T17:25:42Z","title":"Future liquid Argon detectors"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1304.0127","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:f465c72cab792481f72ec65d70d4f00ed7b6f56482051704b9c00c2a27452cf4","target":"record","created_at":"2026-05-18T01:50:50Z","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":"a18a5de8a7269cfb7682091e91b34e81a4eedc251f55a1eb19a61e54f3b05a05","cross_cats_sorted":["hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2013-03-30T17:25:42Z","title_canon_sha256":"308200613ed1b92c3687e92b47dc982aac411a70e2c8aa1d6cd3e6cb4aaec224"},"schema_version":"1.0","source":{"id":"1304.0127","kind":"arxiv","version":1}},"canonical_sha256":"171fd3a35a5d102ee782b8fe12e8d49615e14ddf81b40b1e285f25a8b6ac0a8e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"171fd3a35a5d102ee782b8fe12e8d49615e14ddf81b40b1e285f25a8b6ac0a8e","first_computed_at":"2026-05-18T01:50:50.795306Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:50:50.795306Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"YdEdrOjzL5r9m6W7+ox+hWeae+nCNSSwxc9H87oK9J8RKQhT9xc3hBqWxRIcnK2f4vXu21z9seNN/uQ/rkUlBg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:50:50.796003Z","signed_message":"canonical_sha256_bytes"},"source_id":"1304.0127","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f465c72cab792481f72ec65d70d4f00ed7b6f56482051704b9c00c2a27452cf4","sha256:74bfba5929f1d3cb36bb37612cf59c7f5cc91cb5ef07123654b80839031c012b"],"state_sha256":"ec58b9aa5bd7f180e7c502c2b1ca386df8695165be78f25e3ea27f23996c5b36"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dO1OYI0TX3X/PLgvZSPJupymcTnkhE1Xu5tmQ2Ao2VVGAxMffftCDdYCHuHrZGn29O0wcIn8dV7NIAe7Nmi+BA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T19:06:23.315738Z","bundle_sha256":"6a5348a5294bf5ab33c54d9fa7200c1daa63b2494f8f49ab97bbd9ed869e4c8c"}}