{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:2LSXJFBP7O7L6X5FTFP2AGW4OY","short_pith_number":"pith:2LSXJFBP","canonical_record":{"source":{"id":"1908.05230","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2019-08-14T16:58:43Z","cross_cats_sorted":["cond-mat.mes-hall","physics.app-ph","physics.ins-det"],"title_canon_sha256":"941f9cf4f7816a38e6d3b259c96e30e1327edd11b16bb70b0b18bca28d89ec73","abstract_canon_sha256":"ef7e9a5285f29414407e7c54f07af286c66ffad34198b173c160b73d13ca01ea"},"schema_version":"1.0"},"canonical_sha256":"d2e574942ffbbebf5fa5995fa01adc76370970b0144a266d3512da8f75e66d20","source":{"kind":"arxiv","id":"1908.05230","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1908.05230","created_at":"2026-07-05T00:28:23Z"},{"alias_kind":"arxiv_version","alias_value":"1908.05230v2","created_at":"2026-07-05T00:28:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1908.05230","created_at":"2026-07-05T00:28:23Z"},{"alias_kind":"pith_short_12","alias_value":"2LSXJFBP7O7L","created_at":"2026-07-05T00:28:23Z"},{"alias_kind":"pith_short_16","alias_value":"2LSXJFBP7O7L6X5F","created_at":"2026-07-05T00:28:23Z"},{"alias_kind":"pith_short_8","alias_value":"2LSXJFBP","created_at":"2026-07-05T00:28:23Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:2LSXJFBP7O7L6X5FTFP2AGW4OY","target":"record","payload":{"canonical_record":{"source":{"id":"1908.05230","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2019-08-14T16:58:43Z","cross_cats_sorted":["cond-mat.mes-hall","physics.app-ph","physics.ins-det"],"title_canon_sha256":"941f9cf4f7816a38e6d3b259c96e30e1327edd11b16bb70b0b18bca28d89ec73","abstract_canon_sha256":"ef7e9a5285f29414407e7c54f07af286c66ffad34198b173c160b73d13ca01ea"},"schema_version":"1.0"},"canonical_sha256":"d2e574942ffbbebf5fa5995fa01adc76370970b0144a266d3512da8f75e66d20","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:28:23.724955Z","signature_b64":"O9iKGDhcx7+RmufNnbNuCd4BHsYdLqvCrhgwE7rO561GQlydj5KkZ11ELdrDXFrgvLnu7CVXM+cf6WHiUKSRCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d2e574942ffbbebf5fa5995fa01adc76370970b0144a266d3512da8f75e66d20","last_reissued_at":"2026-07-05T00:28:23.724454Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:28:23.724454Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1908.05230","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":"2026-07-05T00:28:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"E3xjNXzKVkb+HRpFXP7n9wbIFuTjaKWsAigFiR9GHMZN2OhQojGyz/vMwjPizNSJNRlNEbJYctZZvvwSpsCoCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T06:29:58.340284Z"},"content_sha256":"9f859bee2bdc1af35a0deea00029ed62787889dca7762f95ef9043b7153d54ff","schema_version":"1.0","event_id":"sha256:9f859bee2bdc1af35a0deea00029ed62787889dca7762f95ef9043b7153d54ff"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:2LSXJFBP7O7L6X5FTFP2AGW4OY","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Three-dimensional Near-field Analysis Through Peak Force Scattering-type Near-field Optical Microscopy","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall","physics.app-ph","physics.ins-det"],"primary_cat":"physics.optics","authors_text":"Haomin Wang, James H. Edgar, Jiahan Li, Xiaoji G. Xu","submitted_at":"2019-08-14T16:58:43Z","abstract_excerpt":"Scattering-type scanning near-field optical microscopy (s-SNOM) is instrumental in exploring polaritonic behaviors of two-dimensional (2D) materials at the nanoscale. A sharp s-SNOM tip couples momenta into 2D materials through phase matching to excite phonon polaritons, which manifest as nanoscale interference fringes in raster images. However, s-SNOM lacks the ability to detect the progression of near-field property along the perpendicular axis to the surface. Here, we perform near-field analysis of a micro-disk and a reflective edge made of isotopically pure hexagonal boron nitride (h-11BN)"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1908.05230","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/1908.05230/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T00:28:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DQiYdNJ/Xm9bUWd86Kr99x2yPXryH/dspN4k0fszNuC88AcNrafowwtbgZFmhjDLgmMEd+SjVVaxHhHJtCnbCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T06:29:58.342944Z"},"content_sha256":"8a96fffdbaefc1e615fa87999456017bf4d70deca244ee9393bd13b3dc9315ed","schema_version":"1.0","event_id":"sha256:8a96fffdbaefc1e615fa87999456017bf4d70deca244ee9393bd13b3dc9315ed"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/2LSXJFBP7O7L6X5FTFP2AGW4OY/bundle.json","state_url":"https://pith.science/pith/2LSXJFBP7O7L6X5FTFP2AGW4OY/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/2LSXJFBP7O7L6X5FTFP2AGW4OY/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":"2026-08-16T06:29:58Z","links":{"resolver":"https://pith.science/pith/2LSXJFBP7O7L6X5FTFP2AGW4OY","bundle":"https://pith.science/pith/2LSXJFBP7O7L6X5FTFP2AGW4OY/bundle.json","state":"https://pith.science/pith/2LSXJFBP7O7L6X5FTFP2AGW4OY/state.json","well_known_bundle":"https://pith.science/.well-known/pith/2LSXJFBP7O7L6X5FTFP2AGW4OY/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:2LSXJFBP7O7L6X5FTFP2AGW4OY","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":"ef7e9a5285f29414407e7c54f07af286c66ffad34198b173c160b73d13ca01ea","cross_cats_sorted":["cond-mat.mes-hall","physics.app-ph","physics.ins-det"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2019-08-14T16:58:43Z","title_canon_sha256":"941f9cf4f7816a38e6d3b259c96e30e1327edd11b16bb70b0b18bca28d89ec73"},"schema_version":"1.0","source":{"id":"1908.05230","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1908.05230","created_at":"2026-07-05T00:28:23Z"},{"alias_kind":"arxiv_version","alias_value":"1908.05230v2","created_at":"2026-07-05T00:28:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1908.05230","created_at":"2026-07-05T00:28:23Z"},{"alias_kind":"pith_short_12","alias_value":"2LSXJFBP7O7L","created_at":"2026-07-05T00:28:23Z"},{"alias_kind":"pith_short_16","alias_value":"2LSXJFBP7O7L6X5F","created_at":"2026-07-05T00:28:23Z"},{"alias_kind":"pith_short_8","alias_value":"2LSXJFBP","created_at":"2026-07-05T00:28:23Z"}],"graph_snapshots":[{"event_id":"sha256:8a96fffdbaefc1e615fa87999456017bf4d70deca244ee9393bd13b3dc9315ed","target":"graph","created_at":"2026-07-05T00:28:23Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/1908.05230/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Scattering-type scanning near-field optical microscopy (s-SNOM) is instrumental in exploring polaritonic behaviors of two-dimensional (2D) materials at the nanoscale. A sharp s-SNOM tip couples momenta into 2D materials through phase matching to excite phonon polaritons, which manifest as nanoscale interference fringes in raster images. However, s-SNOM lacks the ability to detect the progression of near-field property along the perpendicular axis to the surface. Here, we perform near-field analysis of a micro-disk and a reflective edge made of isotopically pure hexagonal boron nitride (h-11BN)","authors_text":"Haomin Wang, James H. Edgar, Jiahan Li, Xiaoji G. Xu","cross_cats":["cond-mat.mes-hall","physics.app-ph","physics.ins-det"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2019-08-14T16:58:43Z","title":"Three-dimensional Near-field Analysis Through Peak Force Scattering-type Near-field Optical Microscopy"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1908.05230","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":"sha256:9f859bee2bdc1af35a0deea00029ed62787889dca7762f95ef9043b7153d54ff","target":"record","created_at":"2026-07-05T00:28:23Z","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":"ef7e9a5285f29414407e7c54f07af286c66ffad34198b173c160b73d13ca01ea","cross_cats_sorted":["cond-mat.mes-hall","physics.app-ph","physics.ins-det"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2019-08-14T16:58:43Z","title_canon_sha256":"941f9cf4f7816a38e6d3b259c96e30e1327edd11b16bb70b0b18bca28d89ec73"},"schema_version":"1.0","source":{"id":"1908.05230","kind":"arxiv","version":2}},"canonical_sha256":"d2e574942ffbbebf5fa5995fa01adc76370970b0144a266d3512da8f75e66d20","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d2e574942ffbbebf5fa5995fa01adc76370970b0144a266d3512da8f75e66d20","first_computed_at":"2026-07-05T00:28:23.724454Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:28:23.724454Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"O9iKGDhcx7+RmufNnbNuCd4BHsYdLqvCrhgwE7rO561GQlydj5KkZ11ELdrDXFrgvLnu7CVXM+cf6WHiUKSRCg==","signature_status":"signed_v1","signed_at":"2026-07-05T00:28:23.724955Z","signed_message":"canonical_sha256_bytes"},"source_id":"1908.05230","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9f859bee2bdc1af35a0deea00029ed62787889dca7762f95ef9043b7153d54ff","sha256:8a96fffdbaefc1e615fa87999456017bf4d70deca244ee9393bd13b3dc9315ed"],"state_sha256":"d7aa4ca816564b655b09c9e434bc11395d821a5c0d342f5813c0e6794ccd96e9"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3f7Xsxr7rptrLbuWm3utvx/WrVa2nakNnxmfxvm45ir8LTAiD/qseozx2frLlQIQVmJhDObV/2DBqwjRpjLIAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-16T06:29:58.348890Z","bundle_sha256":"d22e213b5b4613dea9f8c7b577bea5f7329b4bea67b69dbbf6516d1e3897c30e"}}