{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:6YDPXNQYEIRF5LNG5X2AQUUZNV","short_pith_number":"pith:6YDPXNQY","canonical_record":{"source":{"id":"1502.01162","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2015-02-04T11:46:43Z","cross_cats_sorted":[],"title_canon_sha256":"652641a8c394921dfdaec96a4eb7d4047744b0ca971d52fbf71d89c785056ac9","abstract_canon_sha256":"7a60dec0189a72da34c5bed559e9c1a11635c1832b8d730cd6b6af6bd23ea50f"},"schema_version":"1.0"},"canonical_sha256":"f606fbb61822225eada6edf40852996d4913c087690b55b3d9d242ddf95c764f","source":{"kind":"arxiv","id":"1502.01162","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1502.01162","created_at":"2026-05-18T01:36:13Z"},{"alias_kind":"arxiv_version","alias_value":"1502.01162v2","created_at":"2026-05-18T01:36:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1502.01162","created_at":"2026-05-18T01:36:13Z"},{"alias_kind":"pith_short_12","alias_value":"6YDPXNQYEIRF","created_at":"2026-05-18T12:29:07Z"},{"alias_kind":"pith_short_16","alias_value":"6YDPXNQYEIRF5LNG","created_at":"2026-05-18T12:29:07Z"},{"alias_kind":"pith_short_8","alias_value":"6YDPXNQY","created_at":"2026-05-18T12:29:07Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:6YDPXNQYEIRF5LNG5X2AQUUZNV","target":"record","payload":{"canonical_record":{"source":{"id":"1502.01162","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2015-02-04T11:46:43Z","cross_cats_sorted":[],"title_canon_sha256":"652641a8c394921dfdaec96a4eb7d4047744b0ca971d52fbf71d89c785056ac9","abstract_canon_sha256":"7a60dec0189a72da34c5bed559e9c1a11635c1832b8d730cd6b6af6bd23ea50f"},"schema_version":"1.0"},"canonical_sha256":"f606fbb61822225eada6edf40852996d4913c087690b55b3d9d242ddf95c764f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:36:13.597138Z","signature_b64":"/LDaZKjGgbaOvGiJoUzYo9XXKS9DdrO5BM5Ho3yUYT4V87kVkiVfBR4SZSvQYoUyNkHSufacct7CsCIKmKzkBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f606fbb61822225eada6edf40852996d4913c087690b55b3d9d242ddf95c764f","last_reissued_at":"2026-05-18T01:36:13.596371Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:36:13.596371Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1502.01162","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":"2026-05-18T01:36:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FHpLEv6rEYw7WOEoIRN+PIIdE6nUOWqw9QcvxWgpASqu6agJfiWqaL9QtCInUD9RU9BbmPH7ZJcY+cYROJf8BA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-25T01:41:56.164160Z"},"content_sha256":"cc42e0856439332b3864f41c665618db72206d36c6b9f873c9f381317fb33e25","schema_version":"1.0","event_id":"sha256:cc42e0856439332b3864f41c665618db72206d36c6b9f873c9f381317fb33e25"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:6YDPXNQYEIRF5LNG5X2AQUUZNV","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Dissipative phase solitons in semiconductor lasers","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"Boguslaw Tykalewicz, Bryan Kelleher, Fran\\c{c}ois Gustave, Franco Prati, Giovanna Tissoni, Lorenzo Columbo, Massimo Brambilla, Stephane Barland","submitted_at":"2015-02-04T11:46:43Z","abstract_excerpt":"We experimentally demonstrate the existence of non dispersive solitary waves associated with a 2$\\pi$ phase rotation in a strongly multimode ring semiconductor laser with coherent forcing. Similarly to Bloch domain walls, such structures host a chiral charge. The numerical simulations based on a set of effective Maxwell-Bloch equations support the experimental evidence that only one sign of chiral charge is stable, which strongly affects the motion of the phase solitons. Furthermore, the reduction of the model to a modified Ginzburg Landau equation with forcing demonstrates the generality of t"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1502.01162","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":"2026-05-18T01:36:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LJTNlXwfsMygjjgbZ6rHcH0ctr7TsBQh790PWXs5m5FOrRGjoon+T8EUe+Xlyla8r01/KjaB116GWU2KCc+YCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-25T01:41:56.164556Z"},"content_sha256":"1ae9c702e270f1e798c4d333bccf0b25094e00ff10c6de24a5543cc2546202d6","schema_version":"1.0","event_id":"sha256:1ae9c702e270f1e798c4d333bccf0b25094e00ff10c6de24a5543cc2546202d6"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/6YDPXNQYEIRF5LNG5X2AQUUZNV/bundle.json","state_url":"https://pith.science/pith/6YDPXNQYEIRF5LNG5X2AQUUZNV/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/6YDPXNQYEIRF5LNG5X2AQUUZNV/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":"2026-06-25T01:41:56Z","links":{"resolver":"https://pith.science/pith/6YDPXNQYEIRF5LNG5X2AQUUZNV","bundle":"https://pith.science/pith/6YDPXNQYEIRF5LNG5X2AQUUZNV/bundle.json","state":"https://pith.science/pith/6YDPXNQYEIRF5LNG5X2AQUUZNV/state.json","well_known_bundle":"https://pith.science/.well-known/pith/6YDPXNQYEIRF5LNG5X2AQUUZNV/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:6YDPXNQYEIRF5LNG5X2AQUUZNV","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":"7a60dec0189a72da34c5bed559e9c1a11635c1832b8d730cd6b6af6bd23ea50f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2015-02-04T11:46:43Z","title_canon_sha256":"652641a8c394921dfdaec96a4eb7d4047744b0ca971d52fbf71d89c785056ac9"},"schema_version":"1.0","source":{"id":"1502.01162","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1502.01162","created_at":"2026-05-18T01:36:13Z"},{"alias_kind":"arxiv_version","alias_value":"1502.01162v2","created_at":"2026-05-18T01:36:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1502.01162","created_at":"2026-05-18T01:36:13Z"},{"alias_kind":"pith_short_12","alias_value":"6YDPXNQYEIRF","created_at":"2026-05-18T12:29:07Z"},{"alias_kind":"pith_short_16","alias_value":"6YDPXNQYEIRF5LNG","created_at":"2026-05-18T12:29:07Z"},{"alias_kind":"pith_short_8","alias_value":"6YDPXNQY","created_at":"2026-05-18T12:29:07Z"}],"graph_snapshots":[{"event_id":"sha256:1ae9c702e270f1e798c4d333bccf0b25094e00ff10c6de24a5543cc2546202d6","target":"graph","created_at":"2026-05-18T01:36:13Z","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 experimentally demonstrate the existence of non dispersive solitary waves associated with a 2$\\pi$ phase rotation in a strongly multimode ring semiconductor laser with coherent forcing. Similarly to Bloch domain walls, such structures host a chiral charge. The numerical simulations based on a set of effective Maxwell-Bloch equations support the experimental evidence that only one sign of chiral charge is stable, which strongly affects the motion of the phase solitons. Furthermore, the reduction of the model to a modified Ginzburg Landau equation with forcing demonstrates the generality of t","authors_text":"Boguslaw Tykalewicz, Bryan Kelleher, Fran\\c{c}ois Gustave, Franco Prati, Giovanna Tissoni, Lorenzo Columbo, Massimo Brambilla, Stephane Barland","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2015-02-04T11:46:43Z","title":"Dissipative phase solitons in semiconductor lasers"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1502.01162","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:cc42e0856439332b3864f41c665618db72206d36c6b9f873c9f381317fb33e25","target":"record","created_at":"2026-05-18T01:36:13Z","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":"7a60dec0189a72da34c5bed559e9c1a11635c1832b8d730cd6b6af6bd23ea50f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2015-02-04T11:46:43Z","title_canon_sha256":"652641a8c394921dfdaec96a4eb7d4047744b0ca971d52fbf71d89c785056ac9"},"schema_version":"1.0","source":{"id":"1502.01162","kind":"arxiv","version":2}},"canonical_sha256":"f606fbb61822225eada6edf40852996d4913c087690b55b3d9d242ddf95c764f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f606fbb61822225eada6edf40852996d4913c087690b55b3d9d242ddf95c764f","first_computed_at":"2026-05-18T01:36:13.596371Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:36:13.596371Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"/LDaZKjGgbaOvGiJoUzYo9XXKS9DdrO5BM5Ho3yUYT4V87kVkiVfBR4SZSvQYoUyNkHSufacct7CsCIKmKzkBA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:36:13.597138Z","signed_message":"canonical_sha256_bytes"},"source_id":"1502.01162","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:cc42e0856439332b3864f41c665618db72206d36c6b9f873c9f381317fb33e25","sha256:1ae9c702e270f1e798c4d333bccf0b25094e00ff10c6de24a5543cc2546202d6"],"state_sha256":"f0d9e3d4f9c2ac865b2ad8675c61ac20ff0c58021d7b87f8db9d75e4e952d55b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0/wQMWsge7gH0/mFMIusCKMfdWWZSTHKtr/pwnkYCb2bWBdntYnJjW8rtbkB+4W9SYkVjCBKGd+NVqCOh+DiCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-25T01:41:56.166440Z","bundle_sha256":"993aa34333a9c8fe2968a6c7141acb4128655f2162bed898df1530b1307b4e21"}}