{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:NC3P44AK54W6DVQ7GDXGFKXZDU","short_pith_number":"pith:NC3P44AK","canonical_record":{"source":{"id":"1810.00560","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2018-10-01T07:34:19Z","cross_cats_sorted":[],"title_canon_sha256":"6465df72af8f1dd0330a017d3ee97c206a7977b82b88f299eb2fa249b9a39bd5","abstract_canon_sha256":"004bef12cfb75a21e612d293728bb9b3f22cb84be82f1c5bbc776c1865ecd668"},"schema_version":"1.0"},"canonical_sha256":"68b6fe700aef2de1d61f30ee62aaf91d05039a52cc8269da63f29ea51f7a040c","source":{"kind":"arxiv","id":"1810.00560","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1810.00560","created_at":"2026-05-18T00:04:25Z"},{"alias_kind":"arxiv_version","alias_value":"1810.00560v1","created_at":"2026-05-18T00:04:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1810.00560","created_at":"2026-05-18T00:04:25Z"},{"alias_kind":"pith_short_12","alias_value":"NC3P44AK54W6","created_at":"2026-05-18T12:32:40Z"},{"alias_kind":"pith_short_16","alias_value":"NC3P44AK54W6DVQ7","created_at":"2026-05-18T12:32:40Z"},{"alias_kind":"pith_short_8","alias_value":"NC3P44AK","created_at":"2026-05-18T12:32:40Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:NC3P44AK54W6DVQ7GDXGFKXZDU","target":"record","payload":{"canonical_record":{"source":{"id":"1810.00560","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2018-10-01T07:34:19Z","cross_cats_sorted":[],"title_canon_sha256":"6465df72af8f1dd0330a017d3ee97c206a7977b82b88f299eb2fa249b9a39bd5","abstract_canon_sha256":"004bef12cfb75a21e612d293728bb9b3f22cb84be82f1c5bbc776c1865ecd668"},"schema_version":"1.0"},"canonical_sha256":"68b6fe700aef2de1d61f30ee62aaf91d05039a52cc8269da63f29ea51f7a040c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:04:25.421585Z","signature_b64":"4x5jwZaeWmN3gIG85V4EWvV5TYKjSWvsVCln9ade2Juz7JXAfxf05sk02uPAqgkBhkJPhR7p079swJKWYxvqBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"68b6fe700aef2de1d61f30ee62aaf91d05039a52cc8269da63f29ea51f7a040c","last_reissued_at":"2026-05-18T00:04:25.421114Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:04:25.421114Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1810.00560","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":"2026-05-18T00:04:25Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3OP1gcFsB0LL28G358cJlnTzH28bWolYvpp6oioIJ5go0x1jHr13eOf4/ivjtlzO+LrJEQ3RGQRdG7nvKMUMCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-22T14:17:32.691644Z"},"content_sha256":"0bfd141e7bf11a200c3a44035cee6cc2f0245640d4774995d271a67269be8a90","schema_version":"1.0","event_id":"sha256:0bfd141e7bf11a200c3a44035cee6cc2f0245640d4774995d271a67269be8a90"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:NC3P44AK54W6DVQ7GDXGFKXZDU","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Phase-controlled photon drag in a slow-light moving medium","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"Mohammad Mahmoudi, Seyedeh Hamideh Kazemi","submitted_at":"2018-10-01T07:34:19Z","abstract_excerpt":"In recent years, photon drag has attracted enormous attention owing to both fundamental and practical interests. In this paper, by presenting a density-matrix approach, we have theoretically demonstrated an enhanced photon drag in a moving atomic medium. By incorporating of the interference of spontaneous emission, properties of the medium can be easily controlled by the relative phase of applied fields so that a large group index along with a transparency or even a gain can be achieved. As photon drag is proportional to group index, the enhancement can be also found in the dragging effect. Ap"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1810.00560","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":"2026-05-18T00:04:25Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"AH3NMz+oQkRepR3nFi4TsScS8sJhG07npmSc8/ks5rp1BrlDQtfNrCv/5XXw/2qPX8xJRAr4U7vgJf1SU6rlAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-22T14:17:32.691985Z"},"content_sha256":"2ddc4617fcb73efadd634ce90e568c0476344e225c6d01912ea978811f4f0699","schema_version":"1.0","event_id":"sha256:2ddc4617fcb73efadd634ce90e568c0476344e225c6d01912ea978811f4f0699"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NC3P44AK54W6DVQ7GDXGFKXZDU/bundle.json","state_url":"https://pith.science/pith/NC3P44AK54W6DVQ7GDXGFKXZDU/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NC3P44AK54W6DVQ7GDXGFKXZDU/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":"2026-06-22T14:17:32Z","links":{"resolver":"https://pith.science/pith/NC3P44AK54W6DVQ7GDXGFKXZDU","bundle":"https://pith.science/pith/NC3P44AK54W6DVQ7GDXGFKXZDU/bundle.json","state":"https://pith.science/pith/NC3P44AK54W6DVQ7GDXGFKXZDU/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NC3P44AK54W6DVQ7GDXGFKXZDU/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:NC3P44AK54W6DVQ7GDXGFKXZDU","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":"004bef12cfb75a21e612d293728bb9b3f22cb84be82f1c5bbc776c1865ecd668","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2018-10-01T07:34:19Z","title_canon_sha256":"6465df72af8f1dd0330a017d3ee97c206a7977b82b88f299eb2fa249b9a39bd5"},"schema_version":"1.0","source":{"id":"1810.00560","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1810.00560","created_at":"2026-05-18T00:04:25Z"},{"alias_kind":"arxiv_version","alias_value":"1810.00560v1","created_at":"2026-05-18T00:04:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1810.00560","created_at":"2026-05-18T00:04:25Z"},{"alias_kind":"pith_short_12","alias_value":"NC3P44AK54W6","created_at":"2026-05-18T12:32:40Z"},{"alias_kind":"pith_short_16","alias_value":"NC3P44AK54W6DVQ7","created_at":"2026-05-18T12:32:40Z"},{"alias_kind":"pith_short_8","alias_value":"NC3P44AK","created_at":"2026-05-18T12:32:40Z"}],"graph_snapshots":[{"event_id":"sha256:2ddc4617fcb73efadd634ce90e568c0476344e225c6d01912ea978811f4f0699","target":"graph","created_at":"2026-05-18T00:04:25Z","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":"In recent years, photon drag has attracted enormous attention owing to both fundamental and practical interests. In this paper, by presenting a density-matrix approach, we have theoretically demonstrated an enhanced photon drag in a moving atomic medium. By incorporating of the interference of spontaneous emission, properties of the medium can be easily controlled by the relative phase of applied fields so that a large group index along with a transparency or even a gain can be achieved. As photon drag is proportional to group index, the enhancement can be also found in the dragging effect. Ap","authors_text":"Mohammad Mahmoudi, Seyedeh Hamideh Kazemi","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2018-10-01T07:34:19Z","title":"Phase-controlled photon drag in a slow-light moving medium"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1810.00560","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":"sha256:0bfd141e7bf11a200c3a44035cee6cc2f0245640d4774995d271a67269be8a90","target":"record","created_at":"2026-05-18T00:04:25Z","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":"004bef12cfb75a21e612d293728bb9b3f22cb84be82f1c5bbc776c1865ecd668","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2018-10-01T07:34:19Z","title_canon_sha256":"6465df72af8f1dd0330a017d3ee97c206a7977b82b88f299eb2fa249b9a39bd5"},"schema_version":"1.0","source":{"id":"1810.00560","kind":"arxiv","version":1}},"canonical_sha256":"68b6fe700aef2de1d61f30ee62aaf91d05039a52cc8269da63f29ea51f7a040c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"68b6fe700aef2de1d61f30ee62aaf91d05039a52cc8269da63f29ea51f7a040c","first_computed_at":"2026-05-18T00:04:25.421114Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:04:25.421114Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"4x5jwZaeWmN3gIG85V4EWvV5TYKjSWvsVCln9ade2Juz7JXAfxf05sk02uPAqgkBhkJPhR7p079swJKWYxvqBg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:04:25.421585Z","signed_message":"canonical_sha256_bytes"},"source_id":"1810.00560","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0bfd141e7bf11a200c3a44035cee6cc2f0245640d4774995d271a67269be8a90","sha256:2ddc4617fcb73efadd634ce90e568c0476344e225c6d01912ea978811f4f0699"],"state_sha256":"d276c5a8478602aaacf268de54f85690328423079e0627e6f154c4612923f9e0"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"rsEInrMxQkU7gE1S057QAnJZ/8C/lL9XjS9gC9+oS8jVov1V2OqDpjlS8CyIi64w5kCHKuLumxGz4+LDIdSuAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-22T14:17:32.693907Z","bundle_sha256":"d400a28bff2936573562dc19744290792ee95492da4c8fd4fd0d488c9e04291d"}}