{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:RFVY43DGOPE4IJNYVHHLMIGPZ2","short_pith_number":"pith:RFVY43DG","canonical_record":{"source":{"id":"2007.02360","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2020-07-05T15:13:08Z","cross_cats_sorted":["math.IT"],"title_canon_sha256":"f5018aa89ffa50f9ba57ecc41bb74f797fb3817367898508936d40820fb78c3d","abstract_canon_sha256":"cce1bf3e656c5ca10e62392b8eb293264f704b731db0ec936e09f7bed83f2f88"},"schema_version":"1.0"},"canonical_sha256":"896b8e6c6673c9c425b8a9ceb620cfcea0f71e58577338898aa6f220e564df7a","source":{"kind":"arxiv","id":"2007.02360","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2007.02360","created_at":"2026-07-05T02:05:41Z"},{"alias_kind":"arxiv_version","alias_value":"2007.02360v2","created_at":"2026-07-05T02:05:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2007.02360","created_at":"2026-07-05T02:05:41Z"},{"alias_kind":"pith_short_12","alias_value":"RFVY43DGOPE4","created_at":"2026-07-05T02:05:41Z"},{"alias_kind":"pith_short_16","alias_value":"RFVY43DGOPE4IJNY","created_at":"2026-07-05T02:05:41Z"},{"alias_kind":"pith_short_8","alias_value":"RFVY43DG","created_at":"2026-07-05T02:05:41Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:RFVY43DGOPE4IJNYVHHLMIGPZ2","target":"record","payload":{"canonical_record":{"source":{"id":"2007.02360","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2020-07-05T15:13:08Z","cross_cats_sorted":["math.IT"],"title_canon_sha256":"f5018aa89ffa50f9ba57ecc41bb74f797fb3817367898508936d40820fb78c3d","abstract_canon_sha256":"cce1bf3e656c5ca10e62392b8eb293264f704b731db0ec936e09f7bed83f2f88"},"schema_version":"1.0"},"canonical_sha256":"896b8e6c6673c9c425b8a9ceb620cfcea0f71e58577338898aa6f220e564df7a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:05:41.647016Z","signature_b64":"iAhXaPsA8ymo6gb3hgQ0rgqqaSQ++4vm99r77gt6HcaAO85We8gJHweAE9NR5YUh1GhwN1245+Sl/60AtoUpDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"896b8e6c6673c9c425b8a9ceb620cfcea0f71e58577338898aa6f220e564df7a","last_reissued_at":"2026-07-05T02:05:41.646518Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:05:41.646518Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2007.02360","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":"2026-07-05T02:05:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MKl/d7VO9L5OITUQXzGyprZGGnyoLTeAGg7gog+GPU9QTzFkrtYbcTlQNZaU6cacwg6NsoScGK0AscvZIl2JDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T09:42:07.252614Z"},"content_sha256":"a15f7be608f08c17a3f7788b276d3a45cc73e1b3fbee5667649087f0b59eafbd","schema_version":"1.0","event_id":"sha256:a15f7be608f08c17a3f7788b276d3a45cc73e1b3fbee5667649087f0b59eafbd"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:RFVY43DGOPE4IJNYVHHLMIGPZ2","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"On Molecular Flow Velocity Meters","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math.IT"],"primary_cat":"cs.IT","authors_text":"Mahtab Mirmohseni, Maryam Farahnak-Ghazani, Masoumeh Nasiri-Kenari","submitted_at":"2020-07-05T15:13:08Z","abstract_excerpt":"Flow velocity is an important characteristic of the fluidic mediums. In this paper, we introduce a molecular based flow velocity meter consisting of a molecule releasing node and a receiver that counts these molecules. We consider both flow velocity detection and estimation problems, which are employed in different applications. For the flow velocity detection, we obtain the maximum a posteriori (MAP) decision rule. To analyze the performance of the proposed flow velocity detector, we obtain the error probability, its Gaussian approximation and Chernoff information (CI) upper bound, and invest"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2007.02360","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/2007.02360/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":"2026-07-05T02:05:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"oKjFQGa5fi/xKPhXfuxoitWhPkz1ULkDkWLlfq0FCtkq9jRci0pGn1AgaQsOdsg4cm+VS7A9E3Of57u/1TReAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T09:42:07.252984Z"},"content_sha256":"b51a1abc3f70dcde80c760b9bacd29be628a5e360693c4fda4deb54b65a99036","schema_version":"1.0","event_id":"sha256:b51a1abc3f70dcde80c760b9bacd29be628a5e360693c4fda4deb54b65a99036"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/RFVY43DGOPE4IJNYVHHLMIGPZ2/bundle.json","state_url":"https://pith.science/pith/RFVY43DGOPE4IJNYVHHLMIGPZ2/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/RFVY43DGOPE4IJNYVHHLMIGPZ2/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":"2026-07-07T09:42:07Z","links":{"resolver":"https://pith.science/pith/RFVY43DGOPE4IJNYVHHLMIGPZ2","bundle":"https://pith.science/pith/RFVY43DGOPE4IJNYVHHLMIGPZ2/bundle.json","state":"https://pith.science/pith/RFVY43DGOPE4IJNYVHHLMIGPZ2/state.json","well_known_bundle":"https://pith.science/.well-known/pith/RFVY43DGOPE4IJNYVHHLMIGPZ2/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:RFVY43DGOPE4IJNYVHHLMIGPZ2","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":"cce1bf3e656c5ca10e62392b8eb293264f704b731db0ec936e09f7bed83f2f88","cross_cats_sorted":["math.IT"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2020-07-05T15:13:08Z","title_canon_sha256":"f5018aa89ffa50f9ba57ecc41bb74f797fb3817367898508936d40820fb78c3d"},"schema_version":"1.0","source":{"id":"2007.02360","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2007.02360","created_at":"2026-07-05T02:05:41Z"},{"alias_kind":"arxiv_version","alias_value":"2007.02360v2","created_at":"2026-07-05T02:05:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2007.02360","created_at":"2026-07-05T02:05:41Z"},{"alias_kind":"pith_short_12","alias_value":"RFVY43DGOPE4","created_at":"2026-07-05T02:05:41Z"},{"alias_kind":"pith_short_16","alias_value":"RFVY43DGOPE4IJNY","created_at":"2026-07-05T02:05:41Z"},{"alias_kind":"pith_short_8","alias_value":"RFVY43DG","created_at":"2026-07-05T02:05:41Z"}],"graph_snapshots":[{"event_id":"sha256:b51a1abc3f70dcde80c760b9bacd29be628a5e360693c4fda4deb54b65a99036","target":"graph","created_at":"2026-07-05T02:05:41Z","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/2007.02360/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Flow velocity is an important characteristic of the fluidic mediums. In this paper, we introduce a molecular based flow velocity meter consisting of a molecule releasing node and a receiver that counts these molecules. We consider both flow velocity detection and estimation problems, which are employed in different applications. For the flow velocity detection, we obtain the maximum a posteriori (MAP) decision rule. To analyze the performance of the proposed flow velocity detector, we obtain the error probability, its Gaussian approximation and Chernoff information (CI) upper bound, and invest","authors_text":"Mahtab Mirmohseni, Maryam Farahnak-Ghazani, Masoumeh Nasiri-Kenari","cross_cats":["math.IT"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2020-07-05T15:13:08Z","title":"On Molecular Flow Velocity Meters"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2007.02360","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:a15f7be608f08c17a3f7788b276d3a45cc73e1b3fbee5667649087f0b59eafbd","target":"record","created_at":"2026-07-05T02:05:41Z","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":"cce1bf3e656c5ca10e62392b8eb293264f704b731db0ec936e09f7bed83f2f88","cross_cats_sorted":["math.IT"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2020-07-05T15:13:08Z","title_canon_sha256":"f5018aa89ffa50f9ba57ecc41bb74f797fb3817367898508936d40820fb78c3d"},"schema_version":"1.0","source":{"id":"2007.02360","kind":"arxiv","version":2}},"canonical_sha256":"896b8e6c6673c9c425b8a9ceb620cfcea0f71e58577338898aa6f220e564df7a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"896b8e6c6673c9c425b8a9ceb620cfcea0f71e58577338898aa6f220e564df7a","first_computed_at":"2026-07-05T02:05:41.646518Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T02:05:41.646518Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"iAhXaPsA8ymo6gb3hgQ0rgqqaSQ++4vm99r77gt6HcaAO85We8gJHweAE9NR5YUh1GhwN1245+Sl/60AtoUpDg==","signature_status":"signed_v1","signed_at":"2026-07-05T02:05:41.647016Z","signed_message":"canonical_sha256_bytes"},"source_id":"2007.02360","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a15f7be608f08c17a3f7788b276d3a45cc73e1b3fbee5667649087f0b59eafbd","sha256:b51a1abc3f70dcde80c760b9bacd29be628a5e360693c4fda4deb54b65a99036"],"state_sha256":"f3e9e8fd54373c6bc74d400af3f470cda99c3011436ce0fe04cb8196cbd08946"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0zm1lKIAfTJTIa0X3puW2hwIct1zGO6JHG1zUo0a/8TVhHt8cGdHthw/4zcokSvymhI/nDWC4HCqJOaf2FK1Cg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-07T09:42:07.255036Z","bundle_sha256":"f6125be50223b8a1969f9a68ced080ada6765c4992dd7b510f1deb294b61ccd3"}}