{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:XU6HAHPH3P7MMTWCHTOX3CGJH3","short_pith_number":"pith:XU6HAHPH","canonical_record":{"source":{"id":"1207.3215","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2012-07-13T12:19:44Z","cross_cats_sorted":[],"title_canon_sha256":"4141adc2ac9388a514c015abbea0fbf807b9f6504ce4960d64b27bca598c9701","abstract_canon_sha256":"a87e3c684c439a35b96f6bd6c312684c629bfc328fc7fd7dd862a7c9b2e6023f"},"schema_version":"1.0"},"canonical_sha256":"bd3c701de7dbfec64ec23cdd7d88c93eee75336f94d2f730e52800cd4f15e547","source":{"kind":"arxiv","id":"1207.3215","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1207.3215","created_at":"2026-05-18T03:50:11Z"},{"alias_kind":"arxiv_version","alias_value":"1207.3215v1","created_at":"2026-05-18T03:50:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1207.3215","created_at":"2026-05-18T03:50:11Z"},{"alias_kind":"pith_short_12","alias_value":"XU6HAHPH3P7M","created_at":"2026-05-18T12:27:27Z"},{"alias_kind":"pith_short_16","alias_value":"XU6HAHPH3P7MMTWC","created_at":"2026-05-18T12:27:27Z"},{"alias_kind":"pith_short_8","alias_value":"XU6HAHPH","created_at":"2026-05-18T12:27:27Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:XU6HAHPH3P7MMTWCHTOX3CGJH3","target":"record","payload":{"canonical_record":{"source":{"id":"1207.3215","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2012-07-13T12:19:44Z","cross_cats_sorted":[],"title_canon_sha256":"4141adc2ac9388a514c015abbea0fbf807b9f6504ce4960d64b27bca598c9701","abstract_canon_sha256":"a87e3c684c439a35b96f6bd6c312684c629bfc328fc7fd7dd862a7c9b2e6023f"},"schema_version":"1.0"},"canonical_sha256":"bd3c701de7dbfec64ec23cdd7d88c93eee75336f94d2f730e52800cd4f15e547","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:50:11.915603Z","signature_b64":"l8USBM+nwxjCQw2a+pg+eHHV+t2E7txusCJfq8cfUvywRx01f+EU9JpZd8KI6ir8xmf4KezyGJuXFsYa0Nm+BA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"bd3c701de7dbfec64ec23cdd7d88c93eee75336f94d2f730e52800cd4f15e547","last_reissued_at":"2026-05-18T03:50:11.914754Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:50:11.914754Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1207.3215","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":"2026-05-18T03:50:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lFMIraQAuKM1Smkh8bhdkilcNnN+bCKM4Wh6SriLKzizJi1iQ8JuUK7cvIZOGI4ax3tfSFBLhhxSQOE6vYHjCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T05:50:08.975850Z"},"content_sha256":"e0f35c1f7051503ec7fbcfb0636d93e5a3ef5c4ba5ec9448412459f7ff9abbef","schema_version":"1.0","event_id":"sha256:e0f35c1f7051503ec7fbcfb0636d93e5a3ef5c4ba5ec9448412459f7ff9abbef"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:XU6HAHPH3P7MMTWCHTOX3CGJH3","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Generation of a wave packet tailored to efficient free space excitation of a single atom","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Andrea Golla, Benoit Chalopin, Gerd Leuchs, Irina Harder, Klaus Mantel, Marianne Bader, Markus Sondermann, Norbert Lindlein, Robert Maiwald","submitted_at":"2012-07-13T12:19:44Z","abstract_excerpt":"We demonstrate the generation of an optical dipole wave suitable for the process of efficiently coupling single quanta of light and matter in free space. We employ a parabolic mirror for the conversion of a transverse beam mode to a focused dipole wave and show the required spatial and temporal shaping of the mode incident onto the mirror. The results include a proof of principle correction of the parabolic mirror's aberrations. For the application of exciting an atom with a single photon pulse we demonstrate the creation of a suitable temporal pulse envelope. We infer coupling strengths of 89"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1207.3215","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":"2026-05-18T03:50:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+edoXd3/aPsPisI4UM1manoZgfJFZmHSVBMbSqzOaKSSg5Lry2TWfuDuYChnrbyVVLZ12aLPwdxyepeSYK81AQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T05:50:08.976540Z"},"content_sha256":"6dd0a8b79b22a9d81e72bc0648ba0962469d87744bc59535c2fc52faa1c16ef1","schema_version":"1.0","event_id":"sha256:6dd0a8b79b22a9d81e72bc0648ba0962469d87744bc59535c2fc52faa1c16ef1"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/XU6HAHPH3P7MMTWCHTOX3CGJH3/bundle.json","state_url":"https://pith.science/pith/XU6HAHPH3P7MMTWCHTOX3CGJH3/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/XU6HAHPH3P7MMTWCHTOX3CGJH3/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":"2026-06-01T05:50:08Z","links":{"resolver":"https://pith.science/pith/XU6HAHPH3P7MMTWCHTOX3CGJH3","bundle":"https://pith.science/pith/XU6HAHPH3P7MMTWCHTOX3CGJH3/bundle.json","state":"https://pith.science/pith/XU6HAHPH3P7MMTWCHTOX3CGJH3/state.json","well_known_bundle":"https://pith.science/.well-known/pith/XU6HAHPH3P7MMTWCHTOX3CGJH3/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:XU6HAHPH3P7MMTWCHTOX3CGJH3","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":"a87e3c684c439a35b96f6bd6c312684c629bfc328fc7fd7dd862a7c9b2e6023f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2012-07-13T12:19:44Z","title_canon_sha256":"4141adc2ac9388a514c015abbea0fbf807b9f6504ce4960d64b27bca598c9701"},"schema_version":"1.0","source":{"id":"1207.3215","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1207.3215","created_at":"2026-05-18T03:50:11Z"},{"alias_kind":"arxiv_version","alias_value":"1207.3215v1","created_at":"2026-05-18T03:50:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1207.3215","created_at":"2026-05-18T03:50:11Z"},{"alias_kind":"pith_short_12","alias_value":"XU6HAHPH3P7M","created_at":"2026-05-18T12:27:27Z"},{"alias_kind":"pith_short_16","alias_value":"XU6HAHPH3P7MMTWC","created_at":"2026-05-18T12:27:27Z"},{"alias_kind":"pith_short_8","alias_value":"XU6HAHPH","created_at":"2026-05-18T12:27:27Z"}],"graph_snapshots":[{"event_id":"sha256:6dd0a8b79b22a9d81e72bc0648ba0962469d87744bc59535c2fc52faa1c16ef1","target":"graph","created_at":"2026-05-18T03:50:11Z","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":"We demonstrate the generation of an optical dipole wave suitable for the process of efficiently coupling single quanta of light and matter in free space. We employ a parabolic mirror for the conversion of a transverse beam mode to a focused dipole wave and show the required spatial and temporal shaping of the mode incident onto the mirror. The results include a proof of principle correction of the parabolic mirror's aberrations. For the application of exciting an atom with a single photon pulse we demonstrate the creation of a suitable temporal pulse envelope. We infer coupling strengths of 89","authors_text":"Andrea Golla, Benoit Chalopin, Gerd Leuchs, Irina Harder, Klaus Mantel, Marianne Bader, Markus Sondermann, Norbert Lindlein, Robert Maiwald","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2012-07-13T12:19:44Z","title":"Generation of a wave packet tailored to efficient free space excitation of a single atom"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1207.3215","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:e0f35c1f7051503ec7fbcfb0636d93e5a3ef5c4ba5ec9448412459f7ff9abbef","target":"record","created_at":"2026-05-18T03:50:11Z","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":"a87e3c684c439a35b96f6bd6c312684c629bfc328fc7fd7dd862a7c9b2e6023f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2012-07-13T12:19:44Z","title_canon_sha256":"4141adc2ac9388a514c015abbea0fbf807b9f6504ce4960d64b27bca598c9701"},"schema_version":"1.0","source":{"id":"1207.3215","kind":"arxiv","version":1}},"canonical_sha256":"bd3c701de7dbfec64ec23cdd7d88c93eee75336f94d2f730e52800cd4f15e547","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"bd3c701de7dbfec64ec23cdd7d88c93eee75336f94d2f730e52800cd4f15e547","first_computed_at":"2026-05-18T03:50:11.914754Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:50:11.914754Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"l8USBM+nwxjCQw2a+pg+eHHV+t2E7txusCJfq8cfUvywRx01f+EU9JpZd8KI6ir8xmf4KezyGJuXFsYa0Nm+BA==","signature_status":"signed_v1","signed_at":"2026-05-18T03:50:11.915603Z","signed_message":"canonical_sha256_bytes"},"source_id":"1207.3215","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e0f35c1f7051503ec7fbcfb0636d93e5a3ef5c4ba5ec9448412459f7ff9abbef","sha256:6dd0a8b79b22a9d81e72bc0648ba0962469d87744bc59535c2fc52faa1c16ef1"],"state_sha256":"0d499c856a1ad5a2ba6c3a93712ae0b9e7559b539f914f24f0d2a38f1ad8c4da"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"p2pUOggFPelWXjHV9HAqsE720gTyBML4wu2IFmQjv8NoHKjoIEi5IUrtGMkT5Pz0IFredjbR+UNciEBKk/Z6Cg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-01T05:50:08.980109Z","bundle_sha256":"4f29798097b90febe61e57ba0cf7c67deed6b78e29e7dd301455d1e766d55365"}}