{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:PS6PNYZMKKD5YZASF7D2ECU2GU","short_pith_number":"pith:PS6PNYZM","canonical_record":{"source":{"id":"1303.1981","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2013-03-08T13:14:19Z","cross_cats_sorted":[],"title_canon_sha256":"0d729d534c854c1b03b3ae289afff15dffff73395833e2f7c5070b7dfb1505d7","abstract_canon_sha256":"e6397891fbaeb8bfb66e8aee1d98c8a58e4069e00a6f5cbbe367e5fb5577fddf"},"schema_version":"1.0"},"canonical_sha256":"7cbcf6e32c5287dc64122fc7a20a9a35052bd82cf4bf01116e2e0be513461ab1","source":{"kind":"arxiv","id":"1303.1981","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1303.1981","created_at":"2026-05-18T03:16:28Z"},{"alias_kind":"arxiv_version","alias_value":"1303.1981v2","created_at":"2026-05-18T03:16:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1303.1981","created_at":"2026-05-18T03:16:28Z"},{"alias_kind":"pith_short_12","alias_value":"PS6PNYZMKKD5","created_at":"2026-05-18T12:27:54Z"},{"alias_kind":"pith_short_16","alias_value":"PS6PNYZMKKD5YZAS","created_at":"2026-05-18T12:27:54Z"},{"alias_kind":"pith_short_8","alias_value":"PS6PNYZM","created_at":"2026-05-18T12:27:54Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:PS6PNYZMKKD5YZASF7D2ECU2GU","target":"record","payload":{"canonical_record":{"source":{"id":"1303.1981","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2013-03-08T13:14:19Z","cross_cats_sorted":[],"title_canon_sha256":"0d729d534c854c1b03b3ae289afff15dffff73395833e2f7c5070b7dfb1505d7","abstract_canon_sha256":"e6397891fbaeb8bfb66e8aee1d98c8a58e4069e00a6f5cbbe367e5fb5577fddf"},"schema_version":"1.0"},"canonical_sha256":"7cbcf6e32c5287dc64122fc7a20a9a35052bd82cf4bf01116e2e0be513461ab1","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:16:28.719271Z","signature_b64":"1wfKBZEKhbgwQidwB72lCMfvYMeFhPYWFm7reV93JTTidf/koSSW1oXHgEj9hbmlLhsk9mXGarGV/htnKlXRAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7cbcf6e32c5287dc64122fc7a20a9a35052bd82cf4bf01116e2e0be513461ab1","last_reissued_at":"2026-05-18T03:16:28.718585Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:16:28.718585Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1303.1981","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":"2026-05-18T03:16:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PkA/VbUFLgBHasZdFYgiDlj3B7qHoPnkdfd7ZkQV23ocsWfECv71VCavO3SfoL/MZWcI5w0BhlckCvw1iEoDDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T07:28:51.181839Z"},"content_sha256":"6a2d7c4600e7de4d21abfd5f56f97712f4d40556da77cf3945544273108ee272","schema_version":"1.0","event_id":"sha256:6a2d7c4600e7de4d21abfd5f56f97712f4d40556da77cf3945544273108ee272"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:PS6PNYZMKKD5YZASF7D2ECU2GU","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Controlling single-photon transport in waveguides with finite cross-section","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"C. P. Sun, Franco Nori, Jin-Feng Huang, Tao Shi","submitted_at":"2013-03-08T13:14:19Z","abstract_excerpt":"We study the transverse-size effect of a quasi-one-dimensional rectangular waveguide on the single-photon scattering on a two-level system. We calculate the transmission and reflection coefficients for single incident photons using the scattering formalism based on the Lippmann-Schwinger equation. When the transverse size of the waveguide is larger than a critical size, we find that the transverse mode will be involved in the single-photon scattering. Including the coupling to a higher traverse mode, we find that the photon in the lowest channel will be lost into the other channel, correspondi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1303.1981","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":"2026-05-18T03:16:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"30HpjnvO/KAwZ+K4zC5mCK17rkH4Itz2c29OqO/WT6GMYamqoukO3UlI8CNJFgzkgmAAeAi/67lducyBpvoWBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T07:28:51.182186Z"},"content_sha256":"a3113e9be88d9ce1ad74e4d916584c69d2658d1afbe09639ddb7c48f60962d1a","schema_version":"1.0","event_id":"sha256:a3113e9be88d9ce1ad74e4d916584c69d2658d1afbe09639ddb7c48f60962d1a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/PS6PNYZMKKD5YZASF7D2ECU2GU/bundle.json","state_url":"https://pith.science/pith/PS6PNYZMKKD5YZASF7D2ECU2GU/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/PS6PNYZMKKD5YZASF7D2ECU2GU/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":"2026-05-28T07:28:51Z","links":{"resolver":"https://pith.science/pith/PS6PNYZMKKD5YZASF7D2ECU2GU","bundle":"https://pith.science/pith/PS6PNYZMKKD5YZASF7D2ECU2GU/bundle.json","state":"https://pith.science/pith/PS6PNYZMKKD5YZASF7D2ECU2GU/state.json","well_known_bundle":"https://pith.science/.well-known/pith/PS6PNYZMKKD5YZASF7D2ECU2GU/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:PS6PNYZMKKD5YZASF7D2ECU2GU","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":"e6397891fbaeb8bfb66e8aee1d98c8a58e4069e00a6f5cbbe367e5fb5577fddf","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2013-03-08T13:14:19Z","title_canon_sha256":"0d729d534c854c1b03b3ae289afff15dffff73395833e2f7c5070b7dfb1505d7"},"schema_version":"1.0","source":{"id":"1303.1981","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1303.1981","created_at":"2026-05-18T03:16:28Z"},{"alias_kind":"arxiv_version","alias_value":"1303.1981v2","created_at":"2026-05-18T03:16:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1303.1981","created_at":"2026-05-18T03:16:28Z"},{"alias_kind":"pith_short_12","alias_value":"PS6PNYZMKKD5","created_at":"2026-05-18T12:27:54Z"},{"alias_kind":"pith_short_16","alias_value":"PS6PNYZMKKD5YZAS","created_at":"2026-05-18T12:27:54Z"},{"alias_kind":"pith_short_8","alias_value":"PS6PNYZM","created_at":"2026-05-18T12:27:54Z"}],"graph_snapshots":[{"event_id":"sha256:a3113e9be88d9ce1ad74e4d916584c69d2658d1afbe09639ddb7c48f60962d1a","target":"graph","created_at":"2026-05-18T03:16:28Z","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 study the transverse-size effect of a quasi-one-dimensional rectangular waveguide on the single-photon scattering on a two-level system. We calculate the transmission and reflection coefficients for single incident photons using the scattering formalism based on the Lippmann-Schwinger equation. When the transverse size of the waveguide is larger than a critical size, we find that the transverse mode will be involved in the single-photon scattering. Including the coupling to a higher traverse mode, we find that the photon in the lowest channel will be lost into the other channel, correspondi","authors_text":"C. P. Sun, Franco Nori, Jin-Feng Huang, Tao Shi","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2013-03-08T13:14:19Z","title":"Controlling single-photon transport in waveguides with finite cross-section"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1303.1981","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":"sha256:6a2d7c4600e7de4d21abfd5f56f97712f4d40556da77cf3945544273108ee272","target":"record","created_at":"2026-05-18T03:16:28Z","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":"e6397891fbaeb8bfb66e8aee1d98c8a58e4069e00a6f5cbbe367e5fb5577fddf","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2013-03-08T13:14:19Z","title_canon_sha256":"0d729d534c854c1b03b3ae289afff15dffff73395833e2f7c5070b7dfb1505d7"},"schema_version":"1.0","source":{"id":"1303.1981","kind":"arxiv","version":2}},"canonical_sha256":"7cbcf6e32c5287dc64122fc7a20a9a35052bd82cf4bf01116e2e0be513461ab1","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7cbcf6e32c5287dc64122fc7a20a9a35052bd82cf4bf01116e2e0be513461ab1","first_computed_at":"2026-05-18T03:16:28.718585Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:16:28.718585Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"1wfKBZEKhbgwQidwB72lCMfvYMeFhPYWFm7reV93JTTidf/koSSW1oXHgEj9hbmlLhsk9mXGarGV/htnKlXRAA==","signature_status":"signed_v1","signed_at":"2026-05-18T03:16:28.719271Z","signed_message":"canonical_sha256_bytes"},"source_id":"1303.1981","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6a2d7c4600e7de4d21abfd5f56f97712f4d40556da77cf3945544273108ee272","sha256:a3113e9be88d9ce1ad74e4d916584c69d2658d1afbe09639ddb7c48f60962d1a"],"state_sha256":"b1c7c8f42e37950d0e1fdadd962218e5bfba4acc69c563a44aae1746cac3ecc8"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KPxKiQab843VvAcNyng+1LW9rbBuAR1HZ1K9bd4lt43Ouq51kbpNG7R0SLFlFemrVLgtFxKOvnokyqWvoTxWDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T07:28:51.184154Z","bundle_sha256":"89a6878a21f49df63adb08c6c1ff63ab0cc190c18e31fdfe0a8ba514e2314935"}}