{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:H4KQWR2ZJI2RERFA5FKTT3PKED","short_pith_number":"pith:H4KQWR2Z","schema_version":"1.0","canonical_sha256":"3f150b47594a351244a0e95539edea20da6735dbc0349dc7b40ca079a76b16b1","source":{"kind":"arxiv","id":"1806.11188","version":1},"attestation_state":"computed","paper":{"title":"A Proof-of-principle for Time-Of-Flight Positron Emission Tomography Imaging","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ex"],"primary_cat":"physics.ins-det","authors_text":"Mehulkumar Shiroya, Mitali Mondal, Rajesh Ganai, Shaifali Mehta, Subhasis Chattopadhyay, Zubayer Ahammed","submitted_at":"2018-06-27T12:40:14Z","abstract_excerpt":"Time-Of-Flight (TOF) is a noble technique that is used in Positron Emission Tomography (PET) imaging worldwide. The scintillator based imaging system that is being used around the world for TOF-PET is very expensive. Multi-gap Resistive Plate Chambers (MRPCs) are gaseous detectors which are easy to fabricate, inexpensive and have excellent position and timing resolution. They can be used as a suitable alternative to highly expensive scintillators. For the sole purpose of TOF-PET, a pair of 18 cm $\\times$ 18 cm, 5 gap, glass-based MRPC modules have been fabricated. Our main aim was to determine"},"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":"1806.11188","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2018-06-27T12:40:14Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"530135605483cb6d58a693f33e461cbdfa7538151c29c566b3a6d2ce7436d4fc","abstract_canon_sha256":"7485e81f5ed50d0730c1c0243f8e3ecc899d0397d6d36ae7ba9624df1b749fe4"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:12:03.358813Z","signature_b64":"Ec7iFNyXirZpE7iZc9PCDTTBYjmuQxnbmKbtRmq8ENhrONC0jUQuh3GxNCf/hlzUDlZOm33ulJpjx/1kQMVFBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3f150b47594a351244a0e95539edea20da6735dbc0349dc7b40ca079a76b16b1","last_reissued_at":"2026-05-18T00:12:03.358187Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:12:03.358187Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A Proof-of-principle for Time-Of-Flight Positron Emission Tomography Imaging","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ex"],"primary_cat":"physics.ins-det","authors_text":"Mehulkumar Shiroya, Mitali Mondal, Rajesh Ganai, Shaifali Mehta, Subhasis Chattopadhyay, Zubayer Ahammed","submitted_at":"2018-06-27T12:40:14Z","abstract_excerpt":"Time-Of-Flight (TOF) is a noble technique that is used in Positron Emission Tomography (PET) imaging worldwide. The scintillator based imaging system that is being used around the world for TOF-PET is very expensive. Multi-gap Resistive Plate Chambers (MRPCs) are gaseous detectors which are easy to fabricate, inexpensive and have excellent position and timing resolution. They can be used as a suitable alternative to highly expensive scintillators. For the sole purpose of TOF-PET, a pair of 18 cm $\\times$ 18 cm, 5 gap, glass-based MRPC modules have been fabricated. Our main aim was to determine"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1806.11188","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":"1806.11188","created_at":"2026-05-18T00:12:03.358298+00:00"},{"alias_kind":"arxiv_version","alias_value":"1806.11188v1","created_at":"2026-05-18T00:12:03.358298+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1806.11188","created_at":"2026-05-18T00:12:03.358298+00:00"},{"alias_kind":"pith_short_12","alias_value":"H4KQWR2ZJI2R","created_at":"2026-05-18T12:32:28.185984+00:00"},{"alias_kind":"pith_short_16","alias_value":"H4KQWR2ZJI2RERFA","created_at":"2026-05-18T12:32:28.185984+00:00"},{"alias_kind":"pith_short_8","alias_value":"H4KQWR2Z","created_at":"2026-05-18T12:32:28.185984+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/H4KQWR2ZJI2RERFA5FKTT3PKED","json":"https://pith.science/pith/H4KQWR2ZJI2RERFA5FKTT3PKED.json","graph_json":"https://pith.science/api/pith-number/H4KQWR2ZJI2RERFA5FKTT3PKED/graph.json","events_json":"https://pith.science/api/pith-number/H4KQWR2ZJI2RERFA5FKTT3PKED/events.json","paper":"https://pith.science/paper/H4KQWR2Z"},"agent_actions":{"view_html":"https://pith.science/pith/H4KQWR2ZJI2RERFA5FKTT3PKED","download_json":"https://pith.science/pith/H4KQWR2ZJI2RERFA5FKTT3PKED.json","view_paper":"https://pith.science/paper/H4KQWR2Z","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1806.11188&json=true","fetch_graph":"https://pith.science/api/pith-number/H4KQWR2ZJI2RERFA5FKTT3PKED/graph.json","fetch_events":"https://pith.science/api/pith-number/H4KQWR2ZJI2RERFA5FKTT3PKED/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/H4KQWR2ZJI2RERFA5FKTT3PKED/action/timestamp_anchor","attest_storage":"https://pith.science/pith/H4KQWR2ZJI2RERFA5FKTT3PKED/action/storage_attestation","attest_author":"https://pith.science/pith/H4KQWR2ZJI2RERFA5FKTT3PKED/action/author_attestation","sign_citation":"https://pith.science/pith/H4KQWR2ZJI2RERFA5FKTT3PKED/action/citation_signature","submit_replication":"https://pith.science/pith/H4KQWR2ZJI2RERFA5FKTT3PKED/action/replication_record"}},"created_at":"2026-05-18T00:12:03.358298+00:00","updated_at":"2026-05-18T00:12:03.358298+00:00"}