{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:AAWK5M6EYLB44RFIEYUXJRYG57","short_pith_number":"pith:AAWK5M6E","canonical_record":{"source":{"id":"1304.7013","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2013-04-25T20:06:12Z","cross_cats_sorted":[],"title_canon_sha256":"ca4055fb7776fc3646c03e630328498229b3ed848f61b2e6084a853940480d44","abstract_canon_sha256":"910e82b6e6225c19c1a323ee521dbe3f7fea7274d90db1e41fa0de6c4a491164"},"schema_version":"1.0"},"canonical_sha256":"002caeb3c4c2c3ce44a8262974c706efe608bf3dffb57e53a60f759f62c8e867","source":{"kind":"arxiv","id":"1304.7013","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1304.7013","created_at":"2026-05-18T01:50:21Z"},{"alias_kind":"arxiv_version","alias_value":"1304.7013v1","created_at":"2026-05-18T01:50:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1304.7013","created_at":"2026-05-18T01:50:21Z"},{"alias_kind":"pith_short_12","alias_value":"AAWK5M6EYLB4","created_at":"2026-05-18T12:27:38Z"},{"alias_kind":"pith_short_16","alias_value":"AAWK5M6EYLB44RFI","created_at":"2026-05-18T12:27:38Z"},{"alias_kind":"pith_short_8","alias_value":"AAWK5M6E","created_at":"2026-05-18T12:27:38Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:AAWK5M6EYLB44RFIEYUXJRYG57","target":"record","payload":{"canonical_record":{"source":{"id":"1304.7013","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2013-04-25T20:06:12Z","cross_cats_sorted":[],"title_canon_sha256":"ca4055fb7776fc3646c03e630328498229b3ed848f61b2e6084a853940480d44","abstract_canon_sha256":"910e82b6e6225c19c1a323ee521dbe3f7fea7274d90db1e41fa0de6c4a491164"},"schema_version":"1.0"},"canonical_sha256":"002caeb3c4c2c3ce44a8262974c706efe608bf3dffb57e53a60f759f62c8e867","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:50:21.671048Z","signature_b64":"JkGZJOC9ONK6Vj92hgIobQjgtubMrjXg3wiagMMjlbWWW1JW/X4gseM8MNRfZFrPYUYgmQsshc0TA+NNhJiFBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"002caeb3c4c2c3ce44a8262974c706efe608bf3dffb57e53a60f759f62c8e867","last_reissued_at":"2026-05-18T01:50:21.670239Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:50:21.670239Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1304.7013","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":"2026-05-18T01:50:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gJG58PcTCZz/N3v99yNyAJ1QVh3zZwz5P4pa+TqAXiM60q9hLPUabSXrLu3nLf5YUSXrEPfXVm+NXOGr8atMCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T22:51:18.849483Z"},"content_sha256":"5f5158d0a33f1ae92806b6456224ba29af4786d6b44b59be01c497f964633bb2","schema_version":"1.0","event_id":"sha256:5f5158d0a33f1ae92806b6456224ba29af4786d6b44b59be01c497f964633bb2"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:AAWK5M6EYLB44RFIEYUXJRYG57","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Array of Fabry-P\\'erot waveguide resonators with tunable coupling","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"E.A. Hinds, Guillaume Lepert, Helen L. Rogers, James C. Gates, Peter G.R. Smith","submitted_at":"2013-04-25T20:06:12Z","abstract_excerpt":"We demonstrate the elements of a coupled-resonator optical waveguide in a side-coupled Fabry-P\\'erot configuration, and show that the coupling rate between adjacent waveguides can be widely tuned through the thermo-optic effect. The device is linearly scalable and can be combined with other integrated devices, with applications as an optical delay line or as a key element in a cavity-QED based quantum simulator."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1304.7013","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":"2026-05-18T01:50:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Z3biHSGgzIi2tPe/J6+ptyNiKt6L5yw/xFvDC9XZ/2uexf8A6zHG3xm3SIu9oKTT8Ouv2LT++a9TIvqckBThBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T22:51:18.850155Z"},"content_sha256":"0aa46cacd3662494988fe161af4425b162a7646103e7cacee771929e73864791","schema_version":"1.0","event_id":"sha256:0aa46cacd3662494988fe161af4425b162a7646103e7cacee771929e73864791"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/AAWK5M6EYLB44RFIEYUXJRYG57/bundle.json","state_url":"https://pith.science/pith/AAWK5M6EYLB44RFIEYUXJRYG57/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/AAWK5M6EYLB44RFIEYUXJRYG57/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":"2026-05-26T22:51:18Z","links":{"resolver":"https://pith.science/pith/AAWK5M6EYLB44RFIEYUXJRYG57","bundle":"https://pith.science/pith/AAWK5M6EYLB44RFIEYUXJRYG57/bundle.json","state":"https://pith.science/pith/AAWK5M6EYLB44RFIEYUXJRYG57/state.json","well_known_bundle":"https://pith.science/.well-known/pith/AAWK5M6EYLB44RFIEYUXJRYG57/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:AAWK5M6EYLB44RFIEYUXJRYG57","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":"910e82b6e6225c19c1a323ee521dbe3f7fea7274d90db1e41fa0de6c4a491164","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2013-04-25T20:06:12Z","title_canon_sha256":"ca4055fb7776fc3646c03e630328498229b3ed848f61b2e6084a853940480d44"},"schema_version":"1.0","source":{"id":"1304.7013","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1304.7013","created_at":"2026-05-18T01:50:21Z"},{"alias_kind":"arxiv_version","alias_value":"1304.7013v1","created_at":"2026-05-18T01:50:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1304.7013","created_at":"2026-05-18T01:50:21Z"},{"alias_kind":"pith_short_12","alias_value":"AAWK5M6EYLB4","created_at":"2026-05-18T12:27:38Z"},{"alias_kind":"pith_short_16","alias_value":"AAWK5M6EYLB44RFI","created_at":"2026-05-18T12:27:38Z"},{"alias_kind":"pith_short_8","alias_value":"AAWK5M6E","created_at":"2026-05-18T12:27:38Z"}],"graph_snapshots":[{"event_id":"sha256:0aa46cacd3662494988fe161af4425b162a7646103e7cacee771929e73864791","target":"graph","created_at":"2026-05-18T01:50:21Z","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 demonstrate the elements of a coupled-resonator optical waveguide in a side-coupled Fabry-P\\'erot configuration, and show that the coupling rate between adjacent waveguides can be widely tuned through the thermo-optic effect. The device is linearly scalable and can be combined with other integrated devices, with applications as an optical delay line or as a key element in a cavity-QED based quantum simulator.","authors_text":"E.A. Hinds, Guillaume Lepert, Helen L. Rogers, James C. Gates, Peter G.R. Smith","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2013-04-25T20:06:12Z","title":"Array of Fabry-P\\'erot waveguide resonators with tunable coupling"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1304.7013","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":"sha256:5f5158d0a33f1ae92806b6456224ba29af4786d6b44b59be01c497f964633bb2","target":"record","created_at":"2026-05-18T01:50:21Z","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":"910e82b6e6225c19c1a323ee521dbe3f7fea7274d90db1e41fa0de6c4a491164","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2013-04-25T20:06:12Z","title_canon_sha256":"ca4055fb7776fc3646c03e630328498229b3ed848f61b2e6084a853940480d44"},"schema_version":"1.0","source":{"id":"1304.7013","kind":"arxiv","version":1}},"canonical_sha256":"002caeb3c4c2c3ce44a8262974c706efe608bf3dffb57e53a60f759f62c8e867","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"002caeb3c4c2c3ce44a8262974c706efe608bf3dffb57e53a60f759f62c8e867","first_computed_at":"2026-05-18T01:50:21.670239Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:50:21.670239Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"JkGZJOC9ONK6Vj92hgIobQjgtubMrjXg3wiagMMjlbWWW1JW/X4gseM8MNRfZFrPYUYgmQsshc0TA+NNhJiFBA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:50:21.671048Z","signed_message":"canonical_sha256_bytes"},"source_id":"1304.7013","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5f5158d0a33f1ae92806b6456224ba29af4786d6b44b59be01c497f964633bb2","sha256:0aa46cacd3662494988fe161af4425b162a7646103e7cacee771929e73864791"],"state_sha256":"dc87287d418ecf69492ead4226ad73cb78ee5c1b8b4e5b84b6627575695320e2"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"X7FJACD0sZrL+xzbhN0NBT0I2uuyi58471SMxxKB8O3SMRMNgM+LixvwXbeb7Fa3EPSS57uTkDTj2tCV5anoCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T22:51:18.853447Z","bundle_sha256":"2674804ad1e3451c57d94829edf9ac447566c38a5488fc2dd71a09e766af8013"}}