{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:Q4I4FV3WRYHD56BBCQSFSG2Y2N","short_pith_number":"pith:Q4I4FV3W","canonical_record":{"source":{"id":"1710.02347","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2017-10-06T10:56:45Z","cross_cats_sorted":["physics.app-ph"],"title_canon_sha256":"33bf6d2466e9c6eaab25eb3d30f9b488d7a8fc1de3092b2ea68e65f263949671","abstract_canon_sha256":"6f7f581dd2cb5ab504641e08163db9f7c1f308a03d5a36bf6146bea7fb40bfd3"},"schema_version":"1.0"},"canonical_sha256":"8711c2d7768e0e3ef8211424591b58d35c2914f864d242880a9d67cd7efd42fc","source":{"kind":"arxiv","id":"1710.02347","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1710.02347","created_at":"2026-05-18T00:16:31Z"},{"alias_kind":"arxiv_version","alias_value":"1710.02347v1","created_at":"2026-05-18T00:16:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1710.02347","created_at":"2026-05-18T00:16:31Z"},{"alias_kind":"pith_short_12","alias_value":"Q4I4FV3WRYHD","created_at":"2026-05-18T12:31:37Z"},{"alias_kind":"pith_short_16","alias_value":"Q4I4FV3WRYHD56BB","created_at":"2026-05-18T12:31:37Z"},{"alias_kind":"pith_short_8","alias_value":"Q4I4FV3W","created_at":"2026-05-18T12:31:37Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:Q4I4FV3WRYHD56BBCQSFSG2Y2N","target":"record","payload":{"canonical_record":{"source":{"id":"1710.02347","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2017-10-06T10:56:45Z","cross_cats_sorted":["physics.app-ph"],"title_canon_sha256":"33bf6d2466e9c6eaab25eb3d30f9b488d7a8fc1de3092b2ea68e65f263949671","abstract_canon_sha256":"6f7f581dd2cb5ab504641e08163db9f7c1f308a03d5a36bf6146bea7fb40bfd3"},"schema_version":"1.0"},"canonical_sha256":"8711c2d7768e0e3ef8211424591b58d35c2914f864d242880a9d67cd7efd42fc","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:16:31.034030Z","signature_b64":"UZuEXelnrNxBMSIRZi3GrJ611MOO/slf2rPChxNnTrLG5XcnCrqEPBgWnTGBxc5JEy7PgvMnyEhyaDTbXe42Cw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8711c2d7768e0e3ef8211424591b58d35c2914f864d242880a9d67cd7efd42fc","last_reissued_at":"2026-05-18T00:16:31.033448Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:16:31.033448Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1710.02347","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":"2026-05-18T00:16:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"OfTl4d4NEt0432waKBDnOnBXIVCWsjsotXDyDAP4LXgZIcfESbnBTbDC/aiWcK/13oLO96IEkVc6Xj3x3JIlCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T15:22:51.079232Z"},"content_sha256":"92d0a8cf16a9fea08becef27178dc68436625438f4a98b623aba73737db1b489","schema_version":"1.0","event_id":"sha256:92d0a8cf16a9fea08becef27178dc68436625438f4a98b623aba73737db1b489"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:Q4I4FV3WRYHD56BBCQSFSG2Y2N","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Flying Particle Microlaser and Temperature Sensor in Hollow-Core Photonic Crystal Fiber","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.app-ph"],"primary_cat":"physics.optics","authors_text":"Philip St.J. Russell, Riccardo Pennetta, Richard Zeltner, Shangran Xie","submitted_at":"2017-10-06T10:56:45Z","abstract_excerpt":"Whispering-gallery mode (WGM) resonators combine small optical mode volumes with narrow resonance linewidths, making them exciting platforms for a variety of applications. Here we report a flying WGM microlaser, realized by optically trapping a dye-doped microparticle within a liquid-filled hollow-core photonic crystal fiber (HC-PCF) using a CW laser and then pumping it with a pulsed excitation laser whose wavelength matches the absorption band of the dye. The laser emits into core-guided modes that can be detected at the endfaces of the HC-PCF. Using radiation forces, the microlaser can be fr"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1710.02347","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":"2026-05-18T00:16:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jtbTBln1OcMMp3wnvLLy2UU9WHkT8VNSr8hW2zjKpbhuvpy6g/UbdZwBMXdRZLkWCejzAw750G1w5Gnuo8anAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T15:22:51.079614Z"},"content_sha256":"0b9f8a39168761155bfa6e712749f5be25b4d7234b9c9556b0a5985f15bed93c","schema_version":"1.0","event_id":"sha256:0b9f8a39168761155bfa6e712749f5be25b4d7234b9c9556b0a5985f15bed93c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/Q4I4FV3WRYHD56BBCQSFSG2Y2N/bundle.json","state_url":"https://pith.science/pith/Q4I4FV3WRYHD56BBCQSFSG2Y2N/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/Q4I4FV3WRYHD56BBCQSFSG2Y2N/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":"2026-05-28T15:22:51Z","links":{"resolver":"https://pith.science/pith/Q4I4FV3WRYHD56BBCQSFSG2Y2N","bundle":"https://pith.science/pith/Q4I4FV3WRYHD56BBCQSFSG2Y2N/bundle.json","state":"https://pith.science/pith/Q4I4FV3WRYHD56BBCQSFSG2Y2N/state.json","well_known_bundle":"https://pith.science/.well-known/pith/Q4I4FV3WRYHD56BBCQSFSG2Y2N/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:Q4I4FV3WRYHD56BBCQSFSG2Y2N","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":"6f7f581dd2cb5ab504641e08163db9f7c1f308a03d5a36bf6146bea7fb40bfd3","cross_cats_sorted":["physics.app-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2017-10-06T10:56:45Z","title_canon_sha256":"33bf6d2466e9c6eaab25eb3d30f9b488d7a8fc1de3092b2ea68e65f263949671"},"schema_version":"1.0","source":{"id":"1710.02347","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1710.02347","created_at":"2026-05-18T00:16:31Z"},{"alias_kind":"arxiv_version","alias_value":"1710.02347v1","created_at":"2026-05-18T00:16:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1710.02347","created_at":"2026-05-18T00:16:31Z"},{"alias_kind":"pith_short_12","alias_value":"Q4I4FV3WRYHD","created_at":"2026-05-18T12:31:37Z"},{"alias_kind":"pith_short_16","alias_value":"Q4I4FV3WRYHD56BB","created_at":"2026-05-18T12:31:37Z"},{"alias_kind":"pith_short_8","alias_value":"Q4I4FV3W","created_at":"2026-05-18T12:31:37Z"}],"graph_snapshots":[{"event_id":"sha256:0b9f8a39168761155bfa6e712749f5be25b4d7234b9c9556b0a5985f15bed93c","target":"graph","created_at":"2026-05-18T00:16:31Z","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":"Whispering-gallery mode (WGM) resonators combine small optical mode volumes with narrow resonance linewidths, making them exciting platforms for a variety of applications. Here we report a flying WGM microlaser, realized by optically trapping a dye-doped microparticle within a liquid-filled hollow-core photonic crystal fiber (HC-PCF) using a CW laser and then pumping it with a pulsed excitation laser whose wavelength matches the absorption band of the dye. The laser emits into core-guided modes that can be detected at the endfaces of the HC-PCF. Using radiation forces, the microlaser can be fr","authors_text":"Philip St.J. Russell, Riccardo Pennetta, Richard Zeltner, Shangran Xie","cross_cats":["physics.app-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2017-10-06T10:56:45Z","title":"Flying Particle Microlaser and Temperature Sensor in Hollow-Core Photonic Crystal Fiber"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1710.02347","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":"sha256:92d0a8cf16a9fea08becef27178dc68436625438f4a98b623aba73737db1b489","target":"record","created_at":"2026-05-18T00:16:31Z","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":"6f7f581dd2cb5ab504641e08163db9f7c1f308a03d5a36bf6146bea7fb40bfd3","cross_cats_sorted":["physics.app-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2017-10-06T10:56:45Z","title_canon_sha256":"33bf6d2466e9c6eaab25eb3d30f9b488d7a8fc1de3092b2ea68e65f263949671"},"schema_version":"1.0","source":{"id":"1710.02347","kind":"arxiv","version":1}},"canonical_sha256":"8711c2d7768e0e3ef8211424591b58d35c2914f864d242880a9d67cd7efd42fc","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8711c2d7768e0e3ef8211424591b58d35c2914f864d242880a9d67cd7efd42fc","first_computed_at":"2026-05-18T00:16:31.033448Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:16:31.033448Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"UZuEXelnrNxBMSIRZi3GrJ611MOO/slf2rPChxNnTrLG5XcnCrqEPBgWnTGBxc5JEy7PgvMnyEhyaDTbXe42Cw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:16:31.034030Z","signed_message":"canonical_sha256_bytes"},"source_id":"1710.02347","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:92d0a8cf16a9fea08becef27178dc68436625438f4a98b623aba73737db1b489","sha256:0b9f8a39168761155bfa6e712749f5be25b4d7234b9c9556b0a5985f15bed93c"],"state_sha256":"baee609d086ba6a0a1b010d7b69ad4c0b3fabd99e727c850c6fb7fec5b5162a6"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CAHDj3+2z60zN943nERtRHTZyNE9zF7+vDu4Ee5lzqbSLYMikE41fy50FTUdf5Xh8hMYcL6ZP5P/S8UILPzVCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T15:22:51.081819Z","bundle_sha256":"09c45275ad3d46781b80b8b54d892d1b527a1452aa7f647310b90a11d874b33e"}}