{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:J7AZMUZMGUKR3YE7DNZFAFCV7B","short_pith_number":"pith:J7AZMUZM","canonical_record":{"source":{"id":"1410.8701","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2014-10-31T10:56:18Z","cross_cats_sorted":["cond-mat.stat-mech"],"title_canon_sha256":"006c0e53fbc7c387fd6b95456df82fef05a5773ab5846523ae7cc76e8c1eb3ab","abstract_canon_sha256":"f368d727031ccede9431a120c1345a880b101fb429ff3dd105dd08f90b3fadac"},"schema_version":"1.0"},"canonical_sha256":"4fc196532c35151de09f1b72501455f8734951cad2c0ea2d0749512db693d2f1","source":{"kind":"arxiv","id":"1410.8701","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1410.8701","created_at":"2026-05-18T01:44:11Z"},{"alias_kind":"arxiv_version","alias_value":"1410.8701v2","created_at":"2026-05-18T01:44:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1410.8701","created_at":"2026-05-18T01:44:11Z"},{"alias_kind":"pith_short_12","alias_value":"J7AZMUZMGUKR","created_at":"2026-05-18T12:28:33Z"},{"alias_kind":"pith_short_16","alias_value":"J7AZMUZMGUKR3YE7","created_at":"2026-05-18T12:28:33Z"},{"alias_kind":"pith_short_8","alias_value":"J7AZMUZM","created_at":"2026-05-18T12:28:33Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:J7AZMUZMGUKR3YE7DNZFAFCV7B","target":"record","payload":{"canonical_record":{"source":{"id":"1410.8701","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2014-10-31T10:56:18Z","cross_cats_sorted":["cond-mat.stat-mech"],"title_canon_sha256":"006c0e53fbc7c387fd6b95456df82fef05a5773ab5846523ae7cc76e8c1eb3ab","abstract_canon_sha256":"f368d727031ccede9431a120c1345a880b101fb429ff3dd105dd08f90b3fadac"},"schema_version":"1.0"},"canonical_sha256":"4fc196532c35151de09f1b72501455f8734951cad2c0ea2d0749512db693d2f1","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:44:11.726691Z","signature_b64":"WUVxRZWjVDowbtBgWrXDvMvz4gAg4IY1TfBxLHlEm7gVz5zsOReIYCK/Uiy54LsVRKKiGbaIPo24WIWZTsAjDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4fc196532c35151de09f1b72501455f8734951cad2c0ea2d0749512db693d2f1","last_reissued_at":"2026-05-18T01:44:11.725925Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:44:11.725925Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1410.8701","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":"2026-05-18T01:44:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PpDPDtpAvkKa1FcaBYHJOa27FKJlgsO6VvxnEEB1kei6jVvI15db5o8ZM1hs2l1X4x8SdkDEEBQ16Y6yWS9jAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T23:10:30.605077Z"},"content_sha256":"35ffe536ddba4909b2e63464e0b039a14069094d58147fcdeb3e0438e1cad833","schema_version":"1.0","event_id":"sha256:35ffe536ddba4909b2e63464e0b039a14069094d58147fcdeb3e0438e1cad833"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:J7AZMUZMGUKR3YE7DNZFAFCV7B","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Detection of a quantum particle on a lattice under repeated projective measurements","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.stat-mech"],"primary_cat":"quant-ph","authors_text":"Abhishek Dhar, Diptiman Sen, Shrabanti Dhar, Subinay Dasgupta","submitted_at":"2014-10-31T10:56:18Z","abstract_excerpt":"We consider a quantum particle, moving on a lattice with a tight-binding Hamiltonian, which is subjected to measurements to detect it's arrival at a particular chosen set of sites. The projective measurements are made at regular time intervals $\\tau$, and we consider the evolution of the wave function till the time a detection occurs. We study the probabilities of its first detection at some time and conversely the probability of it not being detected (i.e., surviving) up to that time. We propose a general perturbative approach for understanding the dynamics which maps the evolution operator, "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1410.8701","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":""},"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":"2026-05-18T01:44:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"AcKh+WifS/FSCltYtwng0xXKKYH2mlPi5sRoFCKn6i4FMxLKNIs7jqoJXTX5wL3XZkwdZ6AZ6BdfDQc/ia+kCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T23:10:30.605790Z"},"content_sha256":"9c2f41066028b669f4e48b6511e6c34d2af4ed7fb8e65cf7dd8ea967ae15995a","schema_version":"1.0","event_id":"sha256:9c2f41066028b669f4e48b6511e6c34d2af4ed7fb8e65cf7dd8ea967ae15995a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/J7AZMUZMGUKR3YE7DNZFAFCV7B/bundle.json","state_url":"https://pith.science/pith/J7AZMUZMGUKR3YE7DNZFAFCV7B/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/J7AZMUZMGUKR3YE7DNZFAFCV7B/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":"2026-06-07T23:10:30Z","links":{"resolver":"https://pith.science/pith/J7AZMUZMGUKR3YE7DNZFAFCV7B","bundle":"https://pith.science/pith/J7AZMUZMGUKR3YE7DNZFAFCV7B/bundle.json","state":"https://pith.science/pith/J7AZMUZMGUKR3YE7DNZFAFCV7B/state.json","well_known_bundle":"https://pith.science/.well-known/pith/J7AZMUZMGUKR3YE7DNZFAFCV7B/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:J7AZMUZMGUKR3YE7DNZFAFCV7B","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":"f368d727031ccede9431a120c1345a880b101fb429ff3dd105dd08f90b3fadac","cross_cats_sorted":["cond-mat.stat-mech"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2014-10-31T10:56:18Z","title_canon_sha256":"006c0e53fbc7c387fd6b95456df82fef05a5773ab5846523ae7cc76e8c1eb3ab"},"schema_version":"1.0","source":{"id":"1410.8701","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1410.8701","created_at":"2026-05-18T01:44:11Z"},{"alias_kind":"arxiv_version","alias_value":"1410.8701v2","created_at":"2026-05-18T01:44:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1410.8701","created_at":"2026-05-18T01:44:11Z"},{"alias_kind":"pith_short_12","alias_value":"J7AZMUZMGUKR","created_at":"2026-05-18T12:28:33Z"},{"alias_kind":"pith_short_16","alias_value":"J7AZMUZMGUKR3YE7","created_at":"2026-05-18T12:28:33Z"},{"alias_kind":"pith_short_8","alias_value":"J7AZMUZM","created_at":"2026-05-18T12:28:33Z"}],"graph_snapshots":[{"event_id":"sha256:9c2f41066028b669f4e48b6511e6c34d2af4ed7fb8e65cf7dd8ea967ae15995a","target":"graph","created_at":"2026-05-18T01:44:11Z","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":"We consider a quantum particle, moving on a lattice with a tight-binding Hamiltonian, which is subjected to measurements to detect it's arrival at a particular chosen set of sites. The projective measurements are made at regular time intervals $\\tau$, and we consider the evolution of the wave function till the time a detection occurs. We study the probabilities of its first detection at some time and conversely the probability of it not being detected (i.e., surviving) up to that time. We propose a general perturbative approach for understanding the dynamics which maps the evolution operator, ","authors_text":"Abhishek Dhar, Diptiman Sen, Shrabanti Dhar, Subinay Dasgupta","cross_cats":["cond-mat.stat-mech"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2014-10-31T10:56:18Z","title":"Detection of a quantum particle on a lattice under repeated projective measurements"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1410.8701","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":"sha256:35ffe536ddba4909b2e63464e0b039a14069094d58147fcdeb3e0438e1cad833","target":"record","created_at":"2026-05-18T01:44:11Z","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":"f368d727031ccede9431a120c1345a880b101fb429ff3dd105dd08f90b3fadac","cross_cats_sorted":["cond-mat.stat-mech"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2014-10-31T10:56:18Z","title_canon_sha256":"006c0e53fbc7c387fd6b95456df82fef05a5773ab5846523ae7cc76e8c1eb3ab"},"schema_version":"1.0","source":{"id":"1410.8701","kind":"arxiv","version":2}},"canonical_sha256":"4fc196532c35151de09f1b72501455f8734951cad2c0ea2d0749512db693d2f1","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4fc196532c35151de09f1b72501455f8734951cad2c0ea2d0749512db693d2f1","first_computed_at":"2026-05-18T01:44:11.725925Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:44:11.725925Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"WUVxRZWjVDowbtBgWrXDvMvz4gAg4IY1TfBxLHlEm7gVz5zsOReIYCK/Uiy54LsVRKKiGbaIPo24WIWZTsAjDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:44:11.726691Z","signed_message":"canonical_sha256_bytes"},"source_id":"1410.8701","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:35ffe536ddba4909b2e63464e0b039a14069094d58147fcdeb3e0438e1cad833","sha256:9c2f41066028b669f4e48b6511e6c34d2af4ed7fb8e65cf7dd8ea967ae15995a"],"state_sha256":"78f1925827616e353a196a0fa4be4145893fbd548ceb01cfae25a9fd92b3697d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YB3nnLBIt5vPA11HanZPs6BOsA8n4L2BIqwHbAWP434JscGOucehNRBg0g2X8Ux4xDE2Ee0KByadlZQoJUWcBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-07T23:10:30.609772Z","bundle_sha256":"95b66f57c43b47a3023de6bdf4794b040d7d91a8a406b70e126eef21cac01c89"}}