{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:KLJLZ2QBWD4VWTUKBUD4IZV4KY","short_pith_number":"pith:KLJLZ2QB","canonical_record":{"source":{"id":"1702.00532","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2017-02-02T03:17:47Z","cross_cats_sorted":[],"title_canon_sha256":"bd45cd3c0e3478631ca519101f326cf2fd3e759765aeeccb36600f2fc4c4076e","abstract_canon_sha256":"f6c0d992bd0a7b054867cd3818f0265e4a71a24b3c264b16c3685c82a9bfe043"},"schema_version":"1.0"},"canonical_sha256":"52d2bcea01b0f95b4e8a0d07c466bc561939492428b4f83f6b394b4acba31c92","source":{"kind":"arxiv","id":"1702.00532","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1702.00532","created_at":"2026-05-18T00:51:33Z"},{"alias_kind":"arxiv_version","alias_value":"1702.00532v1","created_at":"2026-05-18T00:51:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1702.00532","created_at":"2026-05-18T00:51:33Z"},{"alias_kind":"pith_short_12","alias_value":"KLJLZ2QBWD4V","created_at":"2026-05-18T12:31:24Z"},{"alias_kind":"pith_short_16","alias_value":"KLJLZ2QBWD4VWTUK","created_at":"2026-05-18T12:31:24Z"},{"alias_kind":"pith_short_8","alias_value":"KLJLZ2QB","created_at":"2026-05-18T12:31:24Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:KLJLZ2QBWD4VWTUKBUD4IZV4KY","target":"record","payload":{"canonical_record":{"source":{"id":"1702.00532","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2017-02-02T03:17:47Z","cross_cats_sorted":[],"title_canon_sha256":"bd45cd3c0e3478631ca519101f326cf2fd3e759765aeeccb36600f2fc4c4076e","abstract_canon_sha256":"f6c0d992bd0a7b054867cd3818f0265e4a71a24b3c264b16c3685c82a9bfe043"},"schema_version":"1.0"},"canonical_sha256":"52d2bcea01b0f95b4e8a0d07c466bc561939492428b4f83f6b394b4acba31c92","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:51:33.335530Z","signature_b64":"OcmzPWYrVqmrSdotb5Du2QJPBTm1qLTVtZejivmeyOW2NvOY9ygvE41PEA6TjwDVepDDbJe+AJIDcI4v1JunAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"52d2bcea01b0f95b4e8a0d07c466bc561939492428b4f83f6b394b4acba31c92","last_reissued_at":"2026-05-18T00:51:33.335054Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:51:33.335054Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1702.00532","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":"2026-05-18T00:51:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Lr0tcS6CCkK15jpB1v3cS5boZpbxZ7NCHm5CyYBGq20N0fzIYui8a+PpIFnjJ15RJvtsVjwKcxlwhbnXhD3fBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T13:47:12.846904Z"},"content_sha256":"7cb0b96fa54d6feceeb03ddfb26779f9ef83e372e824e3441796c3cf9048b3fd","schema_version":"1.0","event_id":"sha256:7cb0b96fa54d6feceeb03ddfb26779f9ef83e372e824e3441796c3cf9048b3fd"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:KLJLZ2QBWD4VWTUKBUD4IZV4KY","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Cavity QED Beyond Rotating Wave Approximation: Photon Bunching from the Emission of Individual Qubits","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Alessandro Ridolfo, Luigi Garziano, Salvatore Savasta, Simone De Liberato","submitted_at":"2017-02-02T03:17:47Z","abstract_excerpt":"Photon antibunching in the light scattered by single quantum emitters is one of the hallmarks of quantum optics, providing an unequivocal demonstration of the quantized nature of the electromagnetic field. Antibunching can be intuitively understood by the need for a two-level system lying in its lower state after emitting a photon to be re-excited into the upper one before a second emission can take place. Here we show that such a picture breaks down in the ultrastrong light-matter coupling regime, when the coupling strength becomes comparable to the bare emitter frequency. Specialising to the"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1702.00532","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":"2026-05-18T00:51:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8Xz4UfjXf4KZW0bWLXUgNngVJeAfkl6P8SsRrgqe/3HfXYopRWoI6D49iDQDfzwOKEc9qkujmFGcAAreXJ3gBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T13:47:12.847524Z"},"content_sha256":"d20460f4291a78ccdbd1af40045c97b2a5a45edbc8195dbb1dee6ca336687d06","schema_version":"1.0","event_id":"sha256:d20460f4291a78ccdbd1af40045c97b2a5a45edbc8195dbb1dee6ca336687d06"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/KLJLZ2QBWD4VWTUKBUD4IZV4KY/bundle.json","state_url":"https://pith.science/pith/KLJLZ2QBWD4VWTUKBUD4IZV4KY/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/KLJLZ2QBWD4VWTUKBUD4IZV4KY/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":"2026-05-25T13:47:12Z","links":{"resolver":"https://pith.science/pith/KLJLZ2QBWD4VWTUKBUD4IZV4KY","bundle":"https://pith.science/pith/KLJLZ2QBWD4VWTUKBUD4IZV4KY/bundle.json","state":"https://pith.science/pith/KLJLZ2QBWD4VWTUKBUD4IZV4KY/state.json","well_known_bundle":"https://pith.science/.well-known/pith/KLJLZ2QBWD4VWTUKBUD4IZV4KY/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:KLJLZ2QBWD4VWTUKBUD4IZV4KY","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":"f6c0d992bd0a7b054867cd3818f0265e4a71a24b3c264b16c3685c82a9bfe043","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2017-02-02T03:17:47Z","title_canon_sha256":"bd45cd3c0e3478631ca519101f326cf2fd3e759765aeeccb36600f2fc4c4076e"},"schema_version":"1.0","source":{"id":"1702.00532","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1702.00532","created_at":"2026-05-18T00:51:33Z"},{"alias_kind":"arxiv_version","alias_value":"1702.00532v1","created_at":"2026-05-18T00:51:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1702.00532","created_at":"2026-05-18T00:51:33Z"},{"alias_kind":"pith_short_12","alias_value":"KLJLZ2QBWD4V","created_at":"2026-05-18T12:31:24Z"},{"alias_kind":"pith_short_16","alias_value":"KLJLZ2QBWD4VWTUK","created_at":"2026-05-18T12:31:24Z"},{"alias_kind":"pith_short_8","alias_value":"KLJLZ2QB","created_at":"2026-05-18T12:31:24Z"}],"graph_snapshots":[{"event_id":"sha256:d20460f4291a78ccdbd1af40045c97b2a5a45edbc8195dbb1dee6ca336687d06","target":"graph","created_at":"2026-05-18T00:51:33Z","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":"Photon antibunching in the light scattered by single quantum emitters is one of the hallmarks of quantum optics, providing an unequivocal demonstration of the quantized nature of the electromagnetic field. Antibunching can be intuitively understood by the need for a two-level system lying in its lower state after emitting a photon to be re-excited into the upper one before a second emission can take place. Here we show that such a picture breaks down in the ultrastrong light-matter coupling regime, when the coupling strength becomes comparable to the bare emitter frequency. Specialising to the","authors_text":"Alessandro Ridolfo, Luigi Garziano, Salvatore Savasta, Simone De Liberato","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2017-02-02T03:17:47Z","title":"Cavity QED Beyond Rotating Wave Approximation: Photon Bunching from the Emission of Individual Qubits"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1702.00532","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":"sha256:7cb0b96fa54d6feceeb03ddfb26779f9ef83e372e824e3441796c3cf9048b3fd","target":"record","created_at":"2026-05-18T00:51:33Z","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":"f6c0d992bd0a7b054867cd3818f0265e4a71a24b3c264b16c3685c82a9bfe043","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2017-02-02T03:17:47Z","title_canon_sha256":"bd45cd3c0e3478631ca519101f326cf2fd3e759765aeeccb36600f2fc4c4076e"},"schema_version":"1.0","source":{"id":"1702.00532","kind":"arxiv","version":1}},"canonical_sha256":"52d2bcea01b0f95b4e8a0d07c466bc561939492428b4f83f6b394b4acba31c92","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"52d2bcea01b0f95b4e8a0d07c466bc561939492428b4f83f6b394b4acba31c92","first_computed_at":"2026-05-18T00:51:33.335054Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:51:33.335054Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"OcmzPWYrVqmrSdotb5Du2QJPBTm1qLTVtZejivmeyOW2NvOY9ygvE41PEA6TjwDVepDDbJe+AJIDcI4v1JunAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:51:33.335530Z","signed_message":"canonical_sha256_bytes"},"source_id":"1702.00532","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7cb0b96fa54d6feceeb03ddfb26779f9ef83e372e824e3441796c3cf9048b3fd","sha256:d20460f4291a78ccdbd1af40045c97b2a5a45edbc8195dbb1dee6ca336687d06"],"state_sha256":"09ea58e2182e93ee3e639595de493f6a7e0370ed4aebedbbe0b4629485dce367"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"51sshVhKO4EhQwNV/gzbtoCYV6lQJkOuJcPXm72MUgYgfG93kA0AuynMYsJuNpXIAInlcY8nSptevL3CabPoCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T13:47:12.851091Z","bundle_sha256":"276f1923240fd993fc12acf11d68c7b5970cfa5c924718defc33c3ae2370db82"}}