{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2000:YCMA6DACN3GXCHO3WP4MHWVT2H","short_pith_number":"pith:YCMA6DAC","canonical_record":{"source":{"id":"quant-ph/0012103","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"quant-ph","submitted_at":"2000-12-19T18:06:53Z","cross_cats_sorted":[],"title_canon_sha256":"79caa07bd53618c8db059e8987b574587bab0163513bef5332b3519f79d8d40e","abstract_canon_sha256":"a666a1d30562ac8a0e83c7dbe4163c24e6142bb90a80af6acc8590b282adbdf7"},"schema_version":"1.0"},"canonical_sha256":"c0980f0c026ecd711ddbb3f8c3dab3d1f2c6d2f593215eca28ebc476833967cd","source":{"kind":"arxiv","id":"quant-ph/0012103","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"quant-ph/0012103","created_at":"2026-05-18T01:09:07Z"},{"alias_kind":"arxiv_version","alias_value":"quant-ph/0012103v1","created_at":"2026-05-18T01:09:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.quant-ph/0012103","created_at":"2026-05-18T01:09:07Z"},{"alias_kind":"pith_short_12","alias_value":"YCMA6DACN3GX","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_16","alias_value":"YCMA6DACN3GXCHO3","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_8","alias_value":"YCMA6DAC","created_at":"2026-05-18T12:25:50Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2000:YCMA6DACN3GXCHO3WP4MHWVT2H","target":"record","payload":{"canonical_record":{"source":{"id":"quant-ph/0012103","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"quant-ph","submitted_at":"2000-12-19T18:06:53Z","cross_cats_sorted":[],"title_canon_sha256":"79caa07bd53618c8db059e8987b574587bab0163513bef5332b3519f79d8d40e","abstract_canon_sha256":"a666a1d30562ac8a0e83c7dbe4163c24e6142bb90a80af6acc8590b282adbdf7"},"schema_version":"1.0"},"canonical_sha256":"c0980f0c026ecd711ddbb3f8c3dab3d1f2c6d2f593215eca28ebc476833967cd","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:09:07.539506Z","signature_b64":"iaxQ3w84lfhol6nEfsq03WEm1B0+oRjGvC9OjnVx3dqmXWchBkQMqAjWBH+pfeq1mhar1VDCEnEC083axklVCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c0980f0c026ecd711ddbb3f8c3dab3d1f2c6d2f593215eca28ebc476833967cd","last_reissued_at":"2026-05-18T01:09:07.538921Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:09:07.538921Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"quant-ph/0012103","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":"2026-05-18T01:09:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7Qb5FWF9px3QFuyO72+2F54hTkN3/0GliKNcu2ac+/IAsFaBkydy5cR4nE9fEwJECHJCUC+uypIRJpN7d2CUBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-19T02:45:43.958656Z"},"content_sha256":"3de58d40a51ab0e82a5d7a1a0b5da2eb62bf2c23a5ef43ac6ed740421c67cdb8","schema_version":"1.0","event_id":"sha256:3de58d40a51ab0e82a5d7a1a0b5da2eb62bf2c23a5ef43ac6ed740421c67cdb8"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2000:YCMA6DACN3GXCHO3WP4MHWVT2H","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Decay of an excited atom near an absorbing microsphere","license":"","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Dirk-Gunnar Welsch, Ho Trung Dung, Ludwig Kn\\\"oll","submitted_at":"2000-12-19T18:06:53Z","abstract_excerpt":"Spontaneous decay of an excited atom near a dispersing and absorbing microsphere of given complex permittivity that satisfies the Kramers-Kronig relations is studied, with special emphasis on a Drude-Lorentz permittivity. Both the whispering gallery field resonances below the band gap (for a dielectric sphere) and the surface-guided field resonances inside the gap (for a dielectric or a metallic sphere) are considered. Since the decay rate mimics the spectral density of the sphere-assisted ground-state fluctuation of the radiation field, the strengths and widths of the field resonances essenti"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"quant-ph/0012103","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":"2026-05-18T01:09:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"UrbWei1dmx2YwnTas0Koi5UHa/I1VDaYtW3jtl0uDr58OPlF+lP6yxMh7GZS1by27jB0y+57bbOtlsl6DicnCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-19T02:45:43.959268Z"},"content_sha256":"201799eddf6959760a637b4bec6d4c19c60645e147488aa9a3f0651f49551484","schema_version":"1.0","event_id":"sha256:201799eddf6959760a637b4bec6d4c19c60645e147488aa9a3f0651f49551484"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/YCMA6DACN3GXCHO3WP4MHWVT2H/bundle.json","state_url":"https://pith.science/pith/YCMA6DACN3GXCHO3WP4MHWVT2H/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/YCMA6DACN3GXCHO3WP4MHWVT2H/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":"2026-05-19T02:45:43Z","links":{"resolver":"https://pith.science/pith/YCMA6DACN3GXCHO3WP4MHWVT2H","bundle":"https://pith.science/pith/YCMA6DACN3GXCHO3WP4MHWVT2H/bundle.json","state":"https://pith.science/pith/YCMA6DACN3GXCHO3WP4MHWVT2H/state.json","well_known_bundle":"https://pith.science/.well-known/pith/YCMA6DACN3GXCHO3WP4MHWVT2H/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2000:YCMA6DACN3GXCHO3WP4MHWVT2H","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":"a666a1d30562ac8a0e83c7dbe4163c24e6142bb90a80af6acc8590b282adbdf7","cross_cats_sorted":[],"license":"","primary_cat":"quant-ph","submitted_at":"2000-12-19T18:06:53Z","title_canon_sha256":"79caa07bd53618c8db059e8987b574587bab0163513bef5332b3519f79d8d40e"},"schema_version":"1.0","source":{"id":"quant-ph/0012103","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"quant-ph/0012103","created_at":"2026-05-18T01:09:07Z"},{"alias_kind":"arxiv_version","alias_value":"quant-ph/0012103v1","created_at":"2026-05-18T01:09:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.quant-ph/0012103","created_at":"2026-05-18T01:09:07Z"},{"alias_kind":"pith_short_12","alias_value":"YCMA6DACN3GX","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_16","alias_value":"YCMA6DACN3GXCHO3","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_8","alias_value":"YCMA6DAC","created_at":"2026-05-18T12:25:50Z"}],"graph_snapshots":[{"event_id":"sha256:201799eddf6959760a637b4bec6d4c19c60645e147488aa9a3f0651f49551484","target":"graph","created_at":"2026-05-18T01:09:07Z","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":"Spontaneous decay of an excited atom near a dispersing and absorbing microsphere of given complex permittivity that satisfies the Kramers-Kronig relations is studied, with special emphasis on a Drude-Lorentz permittivity. Both the whispering gallery field resonances below the band gap (for a dielectric sphere) and the surface-guided field resonances inside the gap (for a dielectric or a metallic sphere) are considered. Since the decay rate mimics the spectral density of the sphere-assisted ground-state fluctuation of the radiation field, the strengths and widths of the field resonances essenti","authors_text":"Dirk-Gunnar Welsch, Ho Trung Dung, Ludwig Kn\\\"oll","cross_cats":[],"headline":"","license":"","primary_cat":"quant-ph","submitted_at":"2000-12-19T18:06:53Z","title":"Decay of an excited atom near an absorbing microsphere"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"quant-ph/0012103","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":"sha256:3de58d40a51ab0e82a5d7a1a0b5da2eb62bf2c23a5ef43ac6ed740421c67cdb8","target":"record","created_at":"2026-05-18T01:09:07Z","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":"a666a1d30562ac8a0e83c7dbe4163c24e6142bb90a80af6acc8590b282adbdf7","cross_cats_sorted":[],"license":"","primary_cat":"quant-ph","submitted_at":"2000-12-19T18:06:53Z","title_canon_sha256":"79caa07bd53618c8db059e8987b574587bab0163513bef5332b3519f79d8d40e"},"schema_version":"1.0","source":{"id":"quant-ph/0012103","kind":"arxiv","version":1}},"canonical_sha256":"c0980f0c026ecd711ddbb3f8c3dab3d1f2c6d2f593215eca28ebc476833967cd","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c0980f0c026ecd711ddbb3f8c3dab3d1f2c6d2f593215eca28ebc476833967cd","first_computed_at":"2026-05-18T01:09:07.538921Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:09:07.538921Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"iaxQ3w84lfhol6nEfsq03WEm1B0+oRjGvC9OjnVx3dqmXWchBkQMqAjWBH+pfeq1mhar1VDCEnEC083axklVCA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:09:07.539506Z","signed_message":"canonical_sha256_bytes"},"source_id":"quant-ph/0012103","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3de58d40a51ab0e82a5d7a1a0b5da2eb62bf2c23a5ef43ac6ed740421c67cdb8","sha256:201799eddf6959760a637b4bec6d4c19c60645e147488aa9a3f0651f49551484"],"state_sha256":"2527a95c526c402c7c2179e9ffe55bb95899263c1c1d0ead6b5388650f809840"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"w0S6r6D6mCWB1Ck2ASol6tcPkjo/0oRunXF9JSSG/IkkD1hUOpa6ZgKGUHxJBVSVaxBbRubkoyE99UaQM1NfDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-19T02:45:43.960838Z","bundle_sha256":"280c038f64682b1a1e61a2bdeb4141466f0787f70a74de7f4e0928f2e67260a7"}}