{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2010:U73LPL5M4IJLZJG6XUOA6X65WZ","short_pith_number":"pith:U73LPL5M","schema_version":"1.0","canonical_sha256":"a7f6b7aface212bca4debd1c0f5fddb6630a556951df297c45402d238fa48ebc","source":{"kind":"arxiv","id":"1012.0483","version":1},"attestation_state":"computed","paper":{"title":"First operation of a double phase LAr Large Electron Multiplier Time Projection Chamber with a two-dimensional projective readout anode","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.ins-det","authors_text":"A. Badertscher, A. Curioni, A. Marchionni, A. Rubbia, D. Lussi, F. Resnati, G. Natterer, L. Knecht, T. Viant","submitted_at":"2010-12-02T16:37:55Z","abstract_excerpt":"We have previously reported on the construction and successful operation of the novel double phase Liquid Argon Large Electron Multiplier Time Projection Chamber (LAr LEM-TPC). This detector concept provides a 3D-tracking and calorimetric device capable of adjustable charge amplification, a promising readout technology for next-generation neutrino detectors and direct Dark Matter searches. In this paper, we report on the first operation of a LAr LEM-TPC prototype - with an active area of 10$\\times$10 cm$^2$ and 21 cm drift length - equipped with a single 1 mm thick LEM amplifying stage and a t"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1012.0483","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2010-12-02T16:37:55Z","cross_cats_sorted":[],"title_canon_sha256":"7dfc1ad2b1d9f51c55f40cffe1c9550b38c52a05a0e6166ba41a6e084105ae9c","abstract_canon_sha256":"dcf643104e981625d25f9e86b9b79828352bd962ec0781725796754507a09535"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:23:16.709602Z","signature_b64":"8eEf5Qqx2Yo55nJsNCXQ6aqFNhRR9K2ldnSasOZ14DEmbxqO6h7j0upUqqoNtq7olfq73tOsOKW915gFcsDYAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a7f6b7aface212bca4debd1c0f5fddb6630a556951df297c45402d238fa48ebc","last_reissued_at":"2026-05-18T02:23:16.709169Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:23:16.709169Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"First operation of a double phase LAr Large Electron Multiplier Time Projection Chamber with a two-dimensional projective readout anode","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.ins-det","authors_text":"A. Badertscher, A. Curioni, A. Marchionni, A. Rubbia, D. Lussi, F. Resnati, G. Natterer, L. Knecht, T. Viant","submitted_at":"2010-12-02T16:37:55Z","abstract_excerpt":"We have previously reported on the construction and successful operation of the novel double phase Liquid Argon Large Electron Multiplier Time Projection Chamber (LAr LEM-TPC). This detector concept provides a 3D-tracking and calorimetric device capable of adjustable charge amplification, a promising readout technology for next-generation neutrino detectors and direct Dark Matter searches. In this paper, we report on the first operation of a LAr LEM-TPC prototype - with an active area of 10$\\times$10 cm$^2$ and 21 cm drift length - equipped with a single 1 mm thick LEM amplifying stage and a t"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1012.0483","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1012.0483","created_at":"2026-05-18T02:23:16.709231+00:00"},{"alias_kind":"arxiv_version","alias_value":"1012.0483v1","created_at":"2026-05-18T02:23:16.709231+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1012.0483","created_at":"2026-05-18T02:23:16.709231+00:00"},{"alias_kind":"pith_short_12","alias_value":"U73LPL5M4IJL","created_at":"2026-05-18T12:26:15.391820+00:00"},{"alias_kind":"pith_short_16","alias_value":"U73LPL5M4IJLZJG6","created_at":"2026-05-18T12:26:15.391820+00:00"},{"alias_kind":"pith_short_8","alias_value":"U73LPL5M","created_at":"2026-05-18T12:26:15.391820+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/U73LPL5M4IJLZJG6XUOA6X65WZ","json":"https://pith.science/pith/U73LPL5M4IJLZJG6XUOA6X65WZ.json","graph_json":"https://pith.science/api/pith-number/U73LPL5M4IJLZJG6XUOA6X65WZ/graph.json","events_json":"https://pith.science/api/pith-number/U73LPL5M4IJLZJG6XUOA6X65WZ/events.json","paper":"https://pith.science/paper/U73LPL5M"},"agent_actions":{"view_html":"https://pith.science/pith/U73LPL5M4IJLZJG6XUOA6X65WZ","download_json":"https://pith.science/pith/U73LPL5M4IJLZJG6XUOA6X65WZ.json","view_paper":"https://pith.science/paper/U73LPL5M","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1012.0483&json=true","fetch_graph":"https://pith.science/api/pith-number/U73LPL5M4IJLZJG6XUOA6X65WZ/graph.json","fetch_events":"https://pith.science/api/pith-number/U73LPL5M4IJLZJG6XUOA6X65WZ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/U73LPL5M4IJLZJG6XUOA6X65WZ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/U73LPL5M4IJLZJG6XUOA6X65WZ/action/storage_attestation","attest_author":"https://pith.science/pith/U73LPL5M4IJLZJG6XUOA6X65WZ/action/author_attestation","sign_citation":"https://pith.science/pith/U73LPL5M4IJLZJG6XUOA6X65WZ/action/citation_signature","submit_replication":"https://pith.science/pith/U73LPL5M4IJLZJG6XUOA6X65WZ/action/replication_record"}},"created_at":"2026-05-18T02:23:16.709231+00:00","updated_at":"2026-05-18T02:23:16.709231+00:00"}