{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:I7LRP3K7WYIGR2TWU42YVUJPA6","short_pith_number":"pith:I7LRP3K7","canonical_record":{"source":{"id":"2211.13141","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2022-11-23T17:16:05Z","cross_cats_sorted":["physics.app-ph"],"title_canon_sha256":"e4073649450e1d74c08e4d7339b24559891938fe073b1fa33f80537fcd7c2408","abstract_canon_sha256":"939c16de80c20a75c2e58f6eb03de3a71334b8fada1bd6399f9f8d7ccb7dd7fb"},"schema_version":"1.0"},"canonical_sha256":"47d717ed5fb61068ea76a7358ad12f0793248902f99d5f2bbb183d3a74d534ce","source":{"kind":"arxiv","id":"2211.13141","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2211.13141","created_at":"2026-07-05T05:44:04Z"},{"alias_kind":"arxiv_version","alias_value":"2211.13141v1","created_at":"2026-07-05T05:44:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2211.13141","created_at":"2026-07-05T05:44:04Z"},{"alias_kind":"pith_short_12","alias_value":"I7LRP3K7WYIG","created_at":"2026-07-05T05:44:04Z"},{"alias_kind":"pith_short_16","alias_value":"I7LRP3K7WYIGR2TW","created_at":"2026-07-05T05:44:04Z"},{"alias_kind":"pith_short_8","alias_value":"I7LRP3K7","created_at":"2026-07-05T05:44:04Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:I7LRP3K7WYIGR2TWU42YVUJPA6","target":"record","payload":{"canonical_record":{"source":{"id":"2211.13141","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2022-11-23T17:16:05Z","cross_cats_sorted":["physics.app-ph"],"title_canon_sha256":"e4073649450e1d74c08e4d7339b24559891938fe073b1fa33f80537fcd7c2408","abstract_canon_sha256":"939c16de80c20a75c2e58f6eb03de3a71334b8fada1bd6399f9f8d7ccb7dd7fb"},"schema_version":"1.0"},"canonical_sha256":"47d717ed5fb61068ea76a7358ad12f0793248902f99d5f2bbb183d3a74d534ce","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T05:44:04.703486Z","signature_b64":"13WITNK1KF8YOnGjh4Z5HOAVTJlr7yCr/iTaHgrSROFpAkAXxpmtwhn+5lZNVF7gAIoJHDKWpGLpUdVDlxL4Dw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"47d717ed5fb61068ea76a7358ad12f0793248902f99d5f2bbb183d3a74d534ce","last_reissued_at":"2026-07-05T05:44:04.702970Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T05:44:04.702970Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2211.13141","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":"2026-07-05T05:44:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"23p0S9PJNswPzEgiEfh4m0gJlzVprHUfbeawK4kcspuerFEqhX1xxq4WfbnKBbmYvkR+QABSQe9r0ihfjLD7Aw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T08:23:23.696938Z"},"content_sha256":"d8d26d41dc57290363550e8de596f1f3d5d3b51080c5d7c3f3fe78f365c4c62a","schema_version":"1.0","event_id":"sha256:d8d26d41dc57290363550e8de596f1f3d5d3b51080c5d7c3f3fe78f365c4c62a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:I7LRP3K7WYIGR2TWU42YVUJPA6","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Room-temperature photo-chromism of silicon vacancy centers in CVD diamond","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["physics.app-ph"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Alexander Wood, Artur Lozovoi, Carlos A. Meriles, Gabriel I. L\\'opez-Morales, Harishankar Jayakumar, Nathalie P. de Leon, Sachin Sharma, Zi-Huai Zhang","submitted_at":"2022-11-23T17:16:05Z","abstract_excerpt":"The silicon-vacancy (SiV) center in diamond is typically found in three stable charge states, SiV0, SiV- and SiV2-, but studying the processes leading to their formation is challenging, especially at room temperature, due to their starkly different photo-luminescence rates. Here, we use confocal fluorescence microscopy to activate and probe charge interconversion between all three charge states under ambient conditions. In particular, we witness the formation of SiV0 via the two-step capture of diffusing, photo-generated holes, a process we expose both through direct SiV0 fluorescence measurem"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2211.13141","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2211.13141/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T05:44:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YdiWL0RE0WwmHR/fV2fxp7uCxWZLRTjzmyTeIQxrEE9/LrxXOgEhOm2lu3oqy0uh1r9tU7b5AaxFHRsagGGABA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T08:23:23.697515Z"},"content_sha256":"01a61ea0bfd18aa4fd03462db924ed67660eb3444b0297e961a8450832b99d1c","schema_version":"1.0","event_id":"sha256:01a61ea0bfd18aa4fd03462db924ed67660eb3444b0297e961a8450832b99d1c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/I7LRP3K7WYIGR2TWU42YVUJPA6/bundle.json","state_url":"https://pith.science/pith/I7LRP3K7WYIGR2TWU42YVUJPA6/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/I7LRP3K7WYIGR2TWU42YVUJPA6/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":"2026-08-06T08:23:23Z","links":{"resolver":"https://pith.science/pith/I7LRP3K7WYIGR2TWU42YVUJPA6","bundle":"https://pith.science/pith/I7LRP3K7WYIGR2TWU42YVUJPA6/bundle.json","state":"https://pith.science/pith/I7LRP3K7WYIGR2TWU42YVUJPA6/state.json","well_known_bundle":"https://pith.science/.well-known/pith/I7LRP3K7WYIGR2TWU42YVUJPA6/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:I7LRP3K7WYIGR2TWU42YVUJPA6","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":"939c16de80c20a75c2e58f6eb03de3a71334b8fada1bd6399f9f8d7ccb7dd7fb","cross_cats_sorted":["physics.app-ph"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2022-11-23T17:16:05Z","title_canon_sha256":"e4073649450e1d74c08e4d7339b24559891938fe073b1fa33f80537fcd7c2408"},"schema_version":"1.0","source":{"id":"2211.13141","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2211.13141","created_at":"2026-07-05T05:44:04Z"},{"alias_kind":"arxiv_version","alias_value":"2211.13141v1","created_at":"2026-07-05T05:44:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2211.13141","created_at":"2026-07-05T05:44:04Z"},{"alias_kind":"pith_short_12","alias_value":"I7LRP3K7WYIG","created_at":"2026-07-05T05:44:04Z"},{"alias_kind":"pith_short_16","alias_value":"I7LRP3K7WYIGR2TW","created_at":"2026-07-05T05:44:04Z"},{"alias_kind":"pith_short_8","alias_value":"I7LRP3K7","created_at":"2026-07-05T05:44:04Z"}],"graph_snapshots":[{"event_id":"sha256:01a61ea0bfd18aa4fd03462db924ed67660eb3444b0297e961a8450832b99d1c","target":"graph","created_at":"2026-07-05T05:44:04Z","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/2211.13141/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The silicon-vacancy (SiV) center in diamond is typically found in three stable charge states, SiV0, SiV- and SiV2-, but studying the processes leading to their formation is challenging, especially at room temperature, due to their starkly different photo-luminescence rates. Here, we use confocal fluorescence microscopy to activate and probe charge interconversion between all three charge states under ambient conditions. In particular, we witness the formation of SiV0 via the two-step capture of diffusing, photo-generated holes, a process we expose both through direct SiV0 fluorescence measurem","authors_text":"Alexander Wood, Artur Lozovoi, Carlos A. Meriles, Gabriel I. L\\'opez-Morales, Harishankar Jayakumar, Nathalie P. de Leon, Sachin Sharma, Zi-Huai Zhang","cross_cats":["physics.app-ph"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2022-11-23T17:16:05Z","title":"Room-temperature photo-chromism of silicon vacancy centers in CVD diamond"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2211.13141","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:d8d26d41dc57290363550e8de596f1f3d5d3b51080c5d7c3f3fe78f365c4c62a","target":"record","created_at":"2026-07-05T05:44:04Z","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":"939c16de80c20a75c2e58f6eb03de3a71334b8fada1bd6399f9f8d7ccb7dd7fb","cross_cats_sorted":["physics.app-ph"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2022-11-23T17:16:05Z","title_canon_sha256":"e4073649450e1d74c08e4d7339b24559891938fe073b1fa33f80537fcd7c2408"},"schema_version":"1.0","source":{"id":"2211.13141","kind":"arxiv","version":1}},"canonical_sha256":"47d717ed5fb61068ea76a7358ad12f0793248902f99d5f2bbb183d3a74d534ce","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"47d717ed5fb61068ea76a7358ad12f0793248902f99d5f2bbb183d3a74d534ce","first_computed_at":"2026-07-05T05:44:04.702970Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T05:44:04.702970Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"13WITNK1KF8YOnGjh4Z5HOAVTJlr7yCr/iTaHgrSROFpAkAXxpmtwhn+5lZNVF7gAIoJHDKWpGLpUdVDlxL4Dw==","signature_status":"signed_v1","signed_at":"2026-07-05T05:44:04.703486Z","signed_message":"canonical_sha256_bytes"},"source_id":"2211.13141","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d8d26d41dc57290363550e8de596f1f3d5d3b51080c5d7c3f3fe78f365c4c62a","sha256:01a61ea0bfd18aa4fd03462db924ed67660eb3444b0297e961a8450832b99d1c"],"state_sha256":"476ef3f7b8a035520635ccf88ad3fcf22ab5673ed1888125ac11b20a62151ab9"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jcxmB0/RZqxWFzasmbkwiapth+omVY7tkSVsXAI9emYOryyqOo2w7EQhX3nftRet/i/KhsSGzsF7JZ+aCgOGAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-06T08:23:23.701662Z","bundle_sha256":"8dc1ce6ee1bc77d92e401f0ec78b56c35f3bcd3b4ece45b235e94ef2c4b9b0c6"}}