{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:ZP7Z75NGRRZS2ABMFUKSS6E5WO","short_pith_number":"pith:ZP7Z75NG","canonical_record":{"source":{"id":"1509.02552","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2015-09-06T02:47:07Z","cross_cats_sorted":[],"title_canon_sha256":"2bd4a0c530b47ab14f2c4c247e2c1ddc1aefca3e886782f1671265fc6a9c099c","abstract_canon_sha256":"1d2ade448ea280c52c4adb7c9119625c35578a893366a51f6b00c26c5f92ed24"},"schema_version":"1.0"},"canonical_sha256":"cbff9ff5a68c732d002c2d1529789db3a3092a58f6705aa0255930f87912909b","source":{"kind":"arxiv","id":"1509.02552","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1509.02552","created_at":"2026-05-18T01:16:34Z"},{"alias_kind":"arxiv_version","alias_value":"1509.02552v1","created_at":"2026-05-18T01:16:34Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1509.02552","created_at":"2026-05-18T01:16:34Z"},{"alias_kind":"pith_short_12","alias_value":"ZP7Z75NGRRZS","created_at":"2026-05-18T12:29:52Z"},{"alias_kind":"pith_short_16","alias_value":"ZP7Z75NGRRZS2ABM","created_at":"2026-05-18T12:29:52Z"},{"alias_kind":"pith_short_8","alias_value":"ZP7Z75NG","created_at":"2026-05-18T12:29:52Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:ZP7Z75NGRRZS2ABMFUKSS6E5WO","target":"record","payload":{"canonical_record":{"source":{"id":"1509.02552","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2015-09-06T02:47:07Z","cross_cats_sorted":[],"title_canon_sha256":"2bd4a0c530b47ab14f2c4c247e2c1ddc1aefca3e886782f1671265fc6a9c099c","abstract_canon_sha256":"1d2ade448ea280c52c4adb7c9119625c35578a893366a51f6b00c26c5f92ed24"},"schema_version":"1.0"},"canonical_sha256":"cbff9ff5a68c732d002c2d1529789db3a3092a58f6705aa0255930f87912909b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:16:34.938491Z","signature_b64":"8jj9jSZ3C33tePEUieR43132/Q9m3Uk5RiZACxe/CXIYZx/12z+iGWh4LlzYc4d4ni4EhfEKxoky+u/i+GhVCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"cbff9ff5a68c732d002c2d1529789db3a3092a58f6705aa0255930f87912909b","last_reissued_at":"2026-05-18T01:16:34.937990Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:16:34.937990Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1509.02552","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":"2026-05-18T01:16:34Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TQ5s21LtX0QS9JFLwXklgZFpGWw2rvzZrp5uEeGYBGAa3uEUxo2Xee3X03cliXZxc9yO9CrvCjGCi1x+lpSXBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T07:24:30.455265Z"},"content_sha256":"d6c773639625e3afcafd5ca04f250dc613bc4a5b82d2fe3dfc3690f4540faebe","schema_version":"1.0","event_id":"sha256:d6c773639625e3afcafd5ca04f250dc613bc4a5b82d2fe3dfc3690f4540faebe"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:ZP7Z75NGRRZS2ABMFUKSS6E5WO","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Creating a zero-order resonator using an optical surface transformation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"F. Sun, S.He, X.Ge","submitted_at":"2015-09-06T02:47:07Z","abstract_excerpt":"A novel zero-order resonator has been designed by an optical surface transformation (OST) method. The resonator proposed here has many novel features. Firstly, the mode volume can be very small (e.g. in the subwavelength scale). Secondly, the resonator is open (no reflecting walls are utilized) and resonant effects can be found in a continuous spectrum (i.e. a continuum of eigenmodes). Thirdly, we only need one homogenous medium to realize the proposed resonator. The shape of the resonator can be a ring structure of arbitrary shape. In addition to the natural applications (e.g. optical storage"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1509.02552","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":"2026-05-18T01:16:34Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8f4qidtDb70flzR2/wWUnJjV6peMj9WKBQ1MIn1k8wZgigBT5S8Hykc4pGHh8Org3FazdNPHM0Eyi8Fl5D5iDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T07:24:30.455633Z"},"content_sha256":"eff772353d8f7fb41fa0c58c1fda24af0181f4dc8e32130b134db6ad8d8ad8cf","schema_version":"1.0","event_id":"sha256:eff772353d8f7fb41fa0c58c1fda24af0181f4dc8e32130b134db6ad8d8ad8cf"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ZP7Z75NGRRZS2ABMFUKSS6E5WO/bundle.json","state_url":"https://pith.science/pith/ZP7Z75NGRRZS2ABMFUKSS6E5WO/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ZP7Z75NGRRZS2ABMFUKSS6E5WO/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":"2026-06-03T07:24:30Z","links":{"resolver":"https://pith.science/pith/ZP7Z75NGRRZS2ABMFUKSS6E5WO","bundle":"https://pith.science/pith/ZP7Z75NGRRZS2ABMFUKSS6E5WO/bundle.json","state":"https://pith.science/pith/ZP7Z75NGRRZS2ABMFUKSS6E5WO/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ZP7Z75NGRRZS2ABMFUKSS6E5WO/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:ZP7Z75NGRRZS2ABMFUKSS6E5WO","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":"1d2ade448ea280c52c4adb7c9119625c35578a893366a51f6b00c26c5f92ed24","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2015-09-06T02:47:07Z","title_canon_sha256":"2bd4a0c530b47ab14f2c4c247e2c1ddc1aefca3e886782f1671265fc6a9c099c"},"schema_version":"1.0","source":{"id":"1509.02552","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1509.02552","created_at":"2026-05-18T01:16:34Z"},{"alias_kind":"arxiv_version","alias_value":"1509.02552v1","created_at":"2026-05-18T01:16:34Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1509.02552","created_at":"2026-05-18T01:16:34Z"},{"alias_kind":"pith_short_12","alias_value":"ZP7Z75NGRRZS","created_at":"2026-05-18T12:29:52Z"},{"alias_kind":"pith_short_16","alias_value":"ZP7Z75NGRRZS2ABM","created_at":"2026-05-18T12:29:52Z"},{"alias_kind":"pith_short_8","alias_value":"ZP7Z75NG","created_at":"2026-05-18T12:29:52Z"}],"graph_snapshots":[{"event_id":"sha256:eff772353d8f7fb41fa0c58c1fda24af0181f4dc8e32130b134db6ad8d8ad8cf","target":"graph","created_at":"2026-05-18T01:16:34Z","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":"A novel zero-order resonator has been designed by an optical surface transformation (OST) method. The resonator proposed here has many novel features. Firstly, the mode volume can be very small (e.g. in the subwavelength scale). Secondly, the resonator is open (no reflecting walls are utilized) and resonant effects can be found in a continuous spectrum (i.e. a continuum of eigenmodes). Thirdly, we only need one homogenous medium to realize the proposed resonator. The shape of the resonator can be a ring structure of arbitrary shape. In addition to the natural applications (e.g. optical storage","authors_text":"F. Sun, S.He, X.Ge","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2015-09-06T02:47:07Z","title":"Creating a zero-order resonator using an optical surface transformation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1509.02552","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:d6c773639625e3afcafd5ca04f250dc613bc4a5b82d2fe3dfc3690f4540faebe","target":"record","created_at":"2026-05-18T01:16:34Z","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":"1d2ade448ea280c52c4adb7c9119625c35578a893366a51f6b00c26c5f92ed24","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2015-09-06T02:47:07Z","title_canon_sha256":"2bd4a0c530b47ab14f2c4c247e2c1ddc1aefca3e886782f1671265fc6a9c099c"},"schema_version":"1.0","source":{"id":"1509.02552","kind":"arxiv","version":1}},"canonical_sha256":"cbff9ff5a68c732d002c2d1529789db3a3092a58f6705aa0255930f87912909b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"cbff9ff5a68c732d002c2d1529789db3a3092a58f6705aa0255930f87912909b","first_computed_at":"2026-05-18T01:16:34.937990Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:16:34.937990Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"8jj9jSZ3C33tePEUieR43132/Q9m3Uk5RiZACxe/CXIYZx/12z+iGWh4LlzYc4d4ni4EhfEKxoky+u/i+GhVCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:16:34.938491Z","signed_message":"canonical_sha256_bytes"},"source_id":"1509.02552","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d6c773639625e3afcafd5ca04f250dc613bc4a5b82d2fe3dfc3690f4540faebe","sha256:eff772353d8f7fb41fa0c58c1fda24af0181f4dc8e32130b134db6ad8d8ad8cf"],"state_sha256":"ac5664558ca657b28e8f3772db07d5c7da08174fe0ad0e6f3352b795d5c5a80a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"auEeeHNi1EQC/3MBDdm25E+ig6T870fIUCkWZdqzBbkG2eTiWfSGP4l87qnvCmjy3NkK+b09rHa3vTGvMci1Bg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-03T07:24:30.458192Z","bundle_sha256":"f71318e297f9105899399a1ede0e827fc9dee64b8020fc1378976e3734c266c7"}}