{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:Z6PX5PRHF4ZKL7JFYOIOWQT3RZ","short_pith_number":"pith:Z6PX5PRH","canonical_record":{"source":{"id":"1903.09681","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2019-03-22T19:11:13Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"e6bea4d67b76da1352a2677be1c02db3185cfe5a86af8f4f85eb6f1bc8bc1342","abstract_canon_sha256":"7553e5a6554d255d1c376cbc3e1730cfb10c1240117503c888f689c3416e5bd0"},"schema_version":"1.0"},"canonical_sha256":"cf9f7ebe272f32a5fd25c390eb427b8e7a972264d725eeb19cfa62a04c17eb80","source":{"kind":"arxiv","id":"1903.09681","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1903.09681","created_at":"2026-05-17T23:46:40Z"},{"alias_kind":"arxiv_version","alias_value":"1903.09681v2","created_at":"2026-05-17T23:46:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1903.09681","created_at":"2026-05-17T23:46:40Z"},{"alias_kind":"pith_short_12","alias_value":"Z6PX5PRHF4ZK","created_at":"2026-05-18T12:33:33Z"},{"alias_kind":"pith_short_16","alias_value":"Z6PX5PRHF4ZKL7JF","created_at":"2026-05-18T12:33:33Z"},{"alias_kind":"pith_short_8","alias_value":"Z6PX5PRH","created_at":"2026-05-18T12:33:33Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:Z6PX5PRHF4ZKL7JFYOIOWQT3RZ","target":"record","payload":{"canonical_record":{"source":{"id":"1903.09681","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2019-03-22T19:11:13Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"e6bea4d67b76da1352a2677be1c02db3185cfe5a86af8f4f85eb6f1bc8bc1342","abstract_canon_sha256":"7553e5a6554d255d1c376cbc3e1730cfb10c1240117503c888f689c3416e5bd0"},"schema_version":"1.0"},"canonical_sha256":"cf9f7ebe272f32a5fd25c390eb427b8e7a972264d725eeb19cfa62a04c17eb80","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:46:40.895048Z","signature_b64":"95/9ZTPvMwmXWOLX3kMXj0iyFXC1KDGnAXOZ9OAEUeZw/L6ifSiWbN92pBgCCSKzAFw7wOKFCcJQqLlbi6z8DQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"cf9f7ebe272f32a5fd25c390eb427b8e7a972264d725eeb19cfa62a04c17eb80","last_reissued_at":"2026-05-17T23:46:40.894342Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:46:40.894342Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1903.09681","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":"2026-05-17T23:46:40Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Y56cUFO8CDbELZBSoUq65a4rmyNeRVMkidtkFU93tYMBf/BotAuoZwMoAi5uvc07ypyUWK7vb51lyuWz0TtLCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-08T16:15:30.978990Z"},"content_sha256":"4a82a03218cb03bc162f869a3d02e16449fd0147bc621da81dc25cfc1698e552","schema_version":"1.0","event_id":"sha256:4a82a03218cb03bc162f869a3d02e16449fd0147bc621da81dc25cfc1698e552"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:Z6PX5PRHF4ZKL7JFYOIOWQT3RZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Single dot photoluminescence excitation spectroscopy in the telecommunication spectral range","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall"],"primary_cat":"physics.ins-det","authors_text":"Aleksander Mary\\'nski, Artem Bercha, Grzegorz S\\k{e}k, Pawe{\\l} Podemski, Pawe{\\l} Wyborski, Witold Trzeciakowski","submitted_at":"2019-03-22T19:11:13Z","abstract_excerpt":"Single dot photoluminescence excitation spectroscopy provides an insight into energy structure of individual quantum dots, energy transfer processes within and between the dots and their surroundings. The access to single dot energy structure is vital for further development of telecom-based quantum emitters, like single photon sources or entangled pair of photons. However, application of single dot photoluminescence excitation spectroscopy is limited mainly to dots emitting below 1 $\\mu$m, while nanostructures optically active in the telecommunication windows of 1.3 and 1.55 $\\mu$m are of par"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1903.09681","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":""},"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":"2026-05-17T23:46:40Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6ryw/Aete+TeQNrFOiaX8qGXV3tkPF2jBKVlVMwQNxfpp3/0Kqgg/X+soGwXHdU8zfp5NjH9ap1oCyOsATahBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-08T16:15:30.979377Z"},"content_sha256":"c382df3edac182773f9ae53b8b16c3b97c0d8a98f448f4baff2c81844b346b8c","schema_version":"1.0","event_id":"sha256:c382df3edac182773f9ae53b8b16c3b97c0d8a98f448f4baff2c81844b346b8c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/Z6PX5PRHF4ZKL7JFYOIOWQT3RZ/bundle.json","state_url":"https://pith.science/pith/Z6PX5PRHF4ZKL7JFYOIOWQT3RZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/Z6PX5PRHF4ZKL7JFYOIOWQT3RZ/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":"2026-06-08T16:15:30Z","links":{"resolver":"https://pith.science/pith/Z6PX5PRHF4ZKL7JFYOIOWQT3RZ","bundle":"https://pith.science/pith/Z6PX5PRHF4ZKL7JFYOIOWQT3RZ/bundle.json","state":"https://pith.science/pith/Z6PX5PRHF4ZKL7JFYOIOWQT3RZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/Z6PX5PRHF4ZKL7JFYOIOWQT3RZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:Z6PX5PRHF4ZKL7JFYOIOWQT3RZ","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":"7553e5a6554d255d1c376cbc3e1730cfb10c1240117503c888f689c3416e5bd0","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2019-03-22T19:11:13Z","title_canon_sha256":"e6bea4d67b76da1352a2677be1c02db3185cfe5a86af8f4f85eb6f1bc8bc1342"},"schema_version":"1.0","source":{"id":"1903.09681","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1903.09681","created_at":"2026-05-17T23:46:40Z"},{"alias_kind":"arxiv_version","alias_value":"1903.09681v2","created_at":"2026-05-17T23:46:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1903.09681","created_at":"2026-05-17T23:46:40Z"},{"alias_kind":"pith_short_12","alias_value":"Z6PX5PRHF4ZK","created_at":"2026-05-18T12:33:33Z"},{"alias_kind":"pith_short_16","alias_value":"Z6PX5PRHF4ZKL7JF","created_at":"2026-05-18T12:33:33Z"},{"alias_kind":"pith_short_8","alias_value":"Z6PX5PRH","created_at":"2026-05-18T12:33:33Z"}],"graph_snapshots":[{"event_id":"sha256:c382df3edac182773f9ae53b8b16c3b97c0d8a98f448f4baff2c81844b346b8c","target":"graph","created_at":"2026-05-17T23:46:40Z","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":"Single dot photoluminescence excitation spectroscopy provides an insight into energy structure of individual quantum dots, energy transfer processes within and between the dots and their surroundings. The access to single dot energy structure is vital for further development of telecom-based quantum emitters, like single photon sources or entangled pair of photons. However, application of single dot photoluminescence excitation spectroscopy is limited mainly to dots emitting below 1 $\\mu$m, while nanostructures optically active in the telecommunication windows of 1.3 and 1.55 $\\mu$m are of par","authors_text":"Aleksander Mary\\'nski, Artem Bercha, Grzegorz S\\k{e}k, Pawe{\\l} Podemski, Pawe{\\l} Wyborski, Witold Trzeciakowski","cross_cats":["cond-mat.mes-hall"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2019-03-22T19:11:13Z","title":"Single dot photoluminescence excitation spectroscopy in the telecommunication spectral range"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1903.09681","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":"sha256:4a82a03218cb03bc162f869a3d02e16449fd0147bc621da81dc25cfc1698e552","target":"record","created_at":"2026-05-17T23:46:40Z","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":"7553e5a6554d255d1c376cbc3e1730cfb10c1240117503c888f689c3416e5bd0","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2019-03-22T19:11:13Z","title_canon_sha256":"e6bea4d67b76da1352a2677be1c02db3185cfe5a86af8f4f85eb6f1bc8bc1342"},"schema_version":"1.0","source":{"id":"1903.09681","kind":"arxiv","version":2}},"canonical_sha256":"cf9f7ebe272f32a5fd25c390eb427b8e7a972264d725eeb19cfa62a04c17eb80","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"cf9f7ebe272f32a5fd25c390eb427b8e7a972264d725eeb19cfa62a04c17eb80","first_computed_at":"2026-05-17T23:46:40.894342Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:46:40.894342Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"95/9ZTPvMwmXWOLX3kMXj0iyFXC1KDGnAXOZ9OAEUeZw/L6ifSiWbN92pBgCCSKzAFw7wOKFCcJQqLlbi6z8DQ==","signature_status":"signed_v1","signed_at":"2026-05-17T23:46:40.895048Z","signed_message":"canonical_sha256_bytes"},"source_id":"1903.09681","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4a82a03218cb03bc162f869a3d02e16449fd0147bc621da81dc25cfc1698e552","sha256:c382df3edac182773f9ae53b8b16c3b97c0d8a98f448f4baff2c81844b346b8c"],"state_sha256":"e7413fd29fc2e0dd62cbf6ce35ca1b5385ff61ba7179a23eb971a347c7fd2512"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kqLcXiY44Bkjo4ACooTqi0JIyBV+cMxxtMlQd4mvZZeoKWRh13A/3fKDk41/c9ulDdQROGLgJd92mkTzwvVpBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-08T16:15:30.981605Z","bundle_sha256":"e2b8fa836e83b9874004190df981eec4ba7e77c08f8341a2a18125779847bb78"}}