{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:2MGUKF3QZGUL3NWSOK3D4ZJYIG","short_pith_number":"pith:2MGUKF3Q","canonical_record":{"source":{"id":"1407.0296","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2014-07-01T16:07:52Z","cross_cats_sorted":[],"title_canon_sha256":"c18e452da4373f7bf0530a3fd3a4e53319912af3af38eb2dc3fe1b890267fa20","abstract_canon_sha256":"11194b8be18c9f8d64c30846c8b58857cbb3a9ccc7ef4013690e8fb6b05f6f76"},"schema_version":"1.0"},"canonical_sha256":"d30d451770c9a8bdb6d272b63e653841862a9bcbb593e98bbd677c05eacd8831","source":{"kind":"arxiv","id":"1407.0296","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1407.0296","created_at":"2026-05-18T02:48:34Z"},{"alias_kind":"arxiv_version","alias_value":"1407.0296v1","created_at":"2026-05-18T02:48:34Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1407.0296","created_at":"2026-05-18T02:48:34Z"},{"alias_kind":"pith_short_12","alias_value":"2MGUKF3QZGUL","created_at":"2026-05-18T12:28:11Z"},{"alias_kind":"pith_short_16","alias_value":"2MGUKF3QZGUL3NWS","created_at":"2026-05-18T12:28:11Z"},{"alias_kind":"pith_short_8","alias_value":"2MGUKF3Q","created_at":"2026-05-18T12:28:11Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:2MGUKF3QZGUL3NWSOK3D4ZJYIG","target":"record","payload":{"canonical_record":{"source":{"id":"1407.0296","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2014-07-01T16:07:52Z","cross_cats_sorted":[],"title_canon_sha256":"c18e452da4373f7bf0530a3fd3a4e53319912af3af38eb2dc3fe1b890267fa20","abstract_canon_sha256":"11194b8be18c9f8d64c30846c8b58857cbb3a9ccc7ef4013690e8fb6b05f6f76"},"schema_version":"1.0"},"canonical_sha256":"d30d451770c9a8bdb6d272b63e653841862a9bcbb593e98bbd677c05eacd8831","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:48:34.422187Z","signature_b64":"/y4ooJwLVibd7HAY7vQ4Q3XkxRswOI5TMWWjqwah9V2sP7fSmRCHrlDm27h5JbMdrTde/B8YHatJNahCP9WxCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d30d451770c9a8bdb6d272b63e653841862a9bcbb593e98bbd677c05eacd8831","last_reissued_at":"2026-05-18T02:48:34.421354Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:48:34.421354Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1407.0296","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":"2026-05-18T02:48:34Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/nAxHqjWa3ounLNABnWLMNjcH9Qsh5oPz5hFlWQiDnvyKrHt8gRN5jJAoCHHoPeTsSWutdEN4NnngutmgxMLDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T07:38:52.778829Z"},"content_sha256":"5c84657774b95cfd7600b60402cb0659977cc227a5c599671df49af4947346aa","schema_version":"1.0","event_id":"sha256:5c84657774b95cfd7600b60402cb0659977cc227a5c599671df49af4947346aa"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:2MGUKF3QZGUL3NWSOK3D4ZJYIG","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Passive Mode-Locking and Tilted Waves in Broad-Area Vertical-Cavity Surface-Emitting Lasers","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"J. Javaloyes, M. Giudici, M. Marconi, S. Balle","submitted_at":"2014-07-01T16:07:52Z","abstract_excerpt":"We show experimentally and theoretically that an electrically biased $200\\,\\mu$m multi-transverse mode Vertical-Cavity Surface-Emitting Laser can be passively mode-locked using optical feedback from a distant Resonant Saturable Absorber Mirror. This is achieved when one cavity is placed at the Fourier plane of the other. Such non conventional optical feedback leads to the formation of two tilted plane waves traveling in the external cavity with opposite transverse components and alternating in time at every round-trip. Each of these plane waves gives birth to a train of mode-locked pulses sepa"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1407.0296","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":"2026-05-18T02:48:34Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WzcHI/1ojOvqyB76uStiRaVMFl2sjibNr3ZVw7kw5/tOG8ayDWOOnUMtvg8mwg8f6bhXKTCvYzt4sPeN5D96Ag==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T07:38:52.779257Z"},"content_sha256":"81e691a5c7e8f7fe0708027e730fea35fabbdb7659d3d2b6007f484cb924c758","schema_version":"1.0","event_id":"sha256:81e691a5c7e8f7fe0708027e730fea35fabbdb7659d3d2b6007f484cb924c758"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/2MGUKF3QZGUL3NWSOK3D4ZJYIG/bundle.json","state_url":"https://pith.science/pith/2MGUKF3QZGUL3NWSOK3D4ZJYIG/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/2MGUKF3QZGUL3NWSOK3D4ZJYIG/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":"2026-05-27T07:38:52Z","links":{"resolver":"https://pith.science/pith/2MGUKF3QZGUL3NWSOK3D4ZJYIG","bundle":"https://pith.science/pith/2MGUKF3QZGUL3NWSOK3D4ZJYIG/bundle.json","state":"https://pith.science/pith/2MGUKF3QZGUL3NWSOK3D4ZJYIG/state.json","well_known_bundle":"https://pith.science/.well-known/pith/2MGUKF3QZGUL3NWSOK3D4ZJYIG/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:2MGUKF3QZGUL3NWSOK3D4ZJYIG","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":"11194b8be18c9f8d64c30846c8b58857cbb3a9ccc7ef4013690e8fb6b05f6f76","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2014-07-01T16:07:52Z","title_canon_sha256":"c18e452da4373f7bf0530a3fd3a4e53319912af3af38eb2dc3fe1b890267fa20"},"schema_version":"1.0","source":{"id":"1407.0296","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1407.0296","created_at":"2026-05-18T02:48:34Z"},{"alias_kind":"arxiv_version","alias_value":"1407.0296v1","created_at":"2026-05-18T02:48:34Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1407.0296","created_at":"2026-05-18T02:48:34Z"},{"alias_kind":"pith_short_12","alias_value":"2MGUKF3QZGUL","created_at":"2026-05-18T12:28:11Z"},{"alias_kind":"pith_short_16","alias_value":"2MGUKF3QZGUL3NWS","created_at":"2026-05-18T12:28:11Z"},{"alias_kind":"pith_short_8","alias_value":"2MGUKF3Q","created_at":"2026-05-18T12:28:11Z"}],"graph_snapshots":[{"event_id":"sha256:81e691a5c7e8f7fe0708027e730fea35fabbdb7659d3d2b6007f484cb924c758","target":"graph","created_at":"2026-05-18T02:48:34Z","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 show experimentally and theoretically that an electrically biased $200\\,\\mu$m multi-transverse mode Vertical-Cavity Surface-Emitting Laser can be passively mode-locked using optical feedback from a distant Resonant Saturable Absorber Mirror. This is achieved when one cavity is placed at the Fourier plane of the other. Such non conventional optical feedback leads to the formation of two tilted plane waves traveling in the external cavity with opposite transverse components and alternating in time at every round-trip. Each of these plane waves gives birth to a train of mode-locked pulses sepa","authors_text":"J. Javaloyes, M. Giudici, M. Marconi, S. Balle","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2014-07-01T16:07:52Z","title":"Passive Mode-Locking and Tilted Waves in Broad-Area Vertical-Cavity Surface-Emitting Lasers"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1407.0296","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":"sha256:5c84657774b95cfd7600b60402cb0659977cc227a5c599671df49af4947346aa","target":"record","created_at":"2026-05-18T02:48:34Z","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":"11194b8be18c9f8d64c30846c8b58857cbb3a9ccc7ef4013690e8fb6b05f6f76","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2014-07-01T16:07:52Z","title_canon_sha256":"c18e452da4373f7bf0530a3fd3a4e53319912af3af38eb2dc3fe1b890267fa20"},"schema_version":"1.0","source":{"id":"1407.0296","kind":"arxiv","version":1}},"canonical_sha256":"d30d451770c9a8bdb6d272b63e653841862a9bcbb593e98bbd677c05eacd8831","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d30d451770c9a8bdb6d272b63e653841862a9bcbb593e98bbd677c05eacd8831","first_computed_at":"2026-05-18T02:48:34.421354Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:48:34.421354Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"/y4ooJwLVibd7HAY7vQ4Q3XkxRswOI5TMWWjqwah9V2sP7fSmRCHrlDm27h5JbMdrTde/B8YHatJNahCP9WxCw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:48:34.422187Z","signed_message":"canonical_sha256_bytes"},"source_id":"1407.0296","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5c84657774b95cfd7600b60402cb0659977cc227a5c599671df49af4947346aa","sha256:81e691a5c7e8f7fe0708027e730fea35fabbdb7659d3d2b6007f484cb924c758"],"state_sha256":"f3e444d7fb63ab6eff10cc7b0766dd3aad2e727026cf39c32b764affd097f01c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LD9gcUyuDjQqbnq+bLCGOTIY6EAjAYu703gYSouzHEVZ0gMy2vLYLsX2m9nzLR/Xr9YMB7X/cuGH3eHgR7MaDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T07:38:52.783861Z","bundle_sha256":"bddade0677fb85b358c6fd74eada467bf5579ebcf919ee94f97baa4defe7ffe7"}}