{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:FIWKJLP6V3A6YS6YZCJQD4HLSU","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":"850317aa39fd4da26fcab4bd8d213b1b2c15a36bea99a2fc93d531c9ba23e16d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2022-11-11T02:31:51Z","title_canon_sha256":"1c8c662ba33c3bf3c52ae723368993474bee33f9351e268fea8de0ca2739ce77"},"schema_version":"1.0","source":{"id":"2211.05969","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2211.05969","created_at":"2026-07-05T06:04:01Z"},{"alias_kind":"arxiv_version","alias_value":"2211.05969v1","created_at":"2026-07-05T06:04:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2211.05969","created_at":"2026-07-05T06:04:01Z"},{"alias_kind":"pith_short_12","alias_value":"FIWKJLP6V3A6","created_at":"2026-07-05T06:04:01Z"},{"alias_kind":"pith_short_16","alias_value":"FIWKJLP6V3A6YS6Y","created_at":"2026-07-05T06:04:01Z"},{"alias_kind":"pith_short_8","alias_value":"FIWKJLP6","created_at":"2026-07-05T06:04:01Z"}],"graph_snapshots":[{"event_id":"sha256:322f9f2628e0104d1fa9f0cfd2c2fe9e66c68de83a83e60d8b81ef62e4dd5c51","target":"graph","created_at":"2026-07-05T06:04:01Z","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/2211.05969/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Color centers in diamond are promising platforms for quantum technologies. Most color centers in diamond discovered thus far emit in the visible or near-infrared wavelength range, which are incompatible with long-distance fiber communication and unfavorable for imaging in biological tissues. Here, we report the experimental observation of a new color center that emits in the telecom O-band, which we observe in silicon-doped bulk single crystal diamonds and microdiamonds. Combining absorption and photoluminescence measurements, we identify a zero-phonon line at 1221 nm and phonon replicas separ","authors_text":"Adam Dalis, \\'Ad\\'am Gali, Alastair Stacey, Andrew M. Edmonds, Brant C. Gibson, Brett C. Johnson, Daniel G. Oblinsky, Edwin L. H. Mayes, Gerg\\H{o} Thiering, Gregory D. Scholes, Matthew L. Markham, Mitchell O. de Vries, Nathalie P. de Leon, Nicola Palmer, Philipp Reineck, Sounak Mukherjee, Timothy Dumm, Zi-Huai Zhang","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2022-11-11T02:31:51Z","title":"A telecom O-band emitter in diamond"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2211.05969","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":"sha256:25f07696a8d478cd4de82ab543153cc86885605d368d8da8f9386abfc5ff1b66","target":"record","created_at":"2026-07-05T06:04:01Z","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":"850317aa39fd4da26fcab4bd8d213b1b2c15a36bea99a2fc93d531c9ba23e16d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2022-11-11T02:31:51Z","title_canon_sha256":"1c8c662ba33c3bf3c52ae723368993474bee33f9351e268fea8de0ca2739ce77"},"schema_version":"1.0","source":{"id":"2211.05969","kind":"arxiv","version":1}},"canonical_sha256":"2a2ca4adfeaec1ec4bd8c89301f0eb953226143e72e5d786d5a11a6f9bd1f5d8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2a2ca4adfeaec1ec4bd8c89301f0eb953226143e72e5d786d5a11a6f9bd1f5d8","first_computed_at":"2026-07-05T06:04:01.781977Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T06:04:01.781977Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Qy02CbAkSR/R1HljDnxpO17WeD6Ag20IsHhaM67HjmnggvP5+f6DkOkwM7FjCmEn1+lmB9ThyUrgbyvr7AcKCw==","signature_status":"signed_v1","signed_at":"2026-07-05T06:04:01.783052Z","signed_message":"canonical_sha256_bytes"},"source_id":"2211.05969","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:25f07696a8d478cd4de82ab543153cc86885605d368d8da8f9386abfc5ff1b66","sha256:322f9f2628e0104d1fa9f0cfd2c2fe9e66c68de83a83e60d8b81ef62e4dd5c51"],"state_sha256":"8cf0f90ffd56e4a365fa9e129744bd0558a0a97f3839c824bd4526607c9b16f0"}