{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:TNRBMJKNP5BPAYHJP3BB6RN7T3","short_pith_number":"pith:TNRBMJKN","canonical_record":{"source":{"id":"1708.06158","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.NC","submitted_at":"2017-08-21T11:36:54Z","cross_cats_sorted":["physics.med-ph","quant-ph"],"title_canon_sha256":"b798642b0c4fd7fe1b5bf6233e1f29a4230b03841edeafacfe260c2a93ca762d","abstract_canon_sha256":"f3597320c6ec491c3c1480a70e8ae2cacd557e348808ab88da6cbf5867c35f63"},"schema_version":"1.0"},"canonical_sha256":"9b6216254d7f42f060e97ec21f45bf9ef9a16f7f4bc35fa6730b3942791706d3","source":{"kind":"arxiv","id":"1708.06158","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1708.06158","created_at":"2026-05-18T00:37:43Z"},{"alias_kind":"arxiv_version","alias_value":"1708.06158v1","created_at":"2026-05-18T00:37:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1708.06158","created_at":"2026-05-18T00:37:43Z"},{"alias_kind":"pith_short_12","alias_value":"TNRBMJKNP5BP","created_at":"2026-05-18T12:31:46Z"},{"alias_kind":"pith_short_16","alias_value":"TNRBMJKNP5BPAYHJ","created_at":"2026-05-18T12:31:46Z"},{"alias_kind":"pith_short_8","alias_value":"TNRBMJKN","created_at":"2026-05-18T12:31:46Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:TNRBMJKNP5BPAYHJP3BB6RN7T3","target":"record","payload":{"canonical_record":{"source":{"id":"1708.06158","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.NC","submitted_at":"2017-08-21T11:36:54Z","cross_cats_sorted":["physics.med-ph","quant-ph"],"title_canon_sha256":"b798642b0c4fd7fe1b5bf6233e1f29a4230b03841edeafacfe260c2a93ca762d","abstract_canon_sha256":"f3597320c6ec491c3c1480a70e8ae2cacd557e348808ab88da6cbf5867c35f63"},"schema_version":"1.0"},"canonical_sha256":"9b6216254d7f42f060e97ec21f45bf9ef9a16f7f4bc35fa6730b3942791706d3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:37:43.060983Z","signature_b64":"d3TELLOjNFT8UfPNiWPGrisBJK+8RQKWA+/qk0+aH/3okjo0x9oZsOXKSbPzFgt8BdDLNrWJlIetBbCzhLNCDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9b6216254d7f42f060e97ec21f45bf9ef9a16f7f4bc35fa6730b3942791706d3","last_reissued_at":"2026-05-18T00:37:43.060457Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:37:43.060457Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1708.06158","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":"2026-05-18T00:37:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kNYW3csPDma1PunFBTge7o+X7604XRuMVe6XVkad4nLzSmC0bv6/8VgRE+TAGmwmBu0eWdZS+Ji4/5uipFY2AA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T15:49:21.091708Z"},"content_sha256":"87a91baa80ca6f36f54bcbff3de3477853cfc6e8704d923ea789729107ce5a24","schema_version":"1.0","event_id":"sha256:87a91baa80ca6f36f54bcbff3de3477853cfc6e8704d923ea789729107ce5a24"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:TNRBMJKNP5BPAYHJP3BB6RN7T3","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Opto-magnetic imaging of neural network activity in brain slices at high resolution using color centers in diamond","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.med-ph","quant-ph"],"primary_cat":"q-bio.NC","authors_text":"Adam M. Wojciechowski, Alexander Huck, Axel Thielscher, M\\\"ursel Karadas, Nils Ole Dalby, Ulrik Lund Andersen","submitted_at":"2017-08-21T11:36:54Z","abstract_excerpt":"We suggest a novel approach for wide-field imaging of the neural network dynamics of brain slices that uses highly sensitivity magnetometry based on nitrogen-vacancy (NV) centers in diamond. In-vitro recordings in brain slices is a proven method for the characterization of electrical neural activity and has strongly contributed to our understanding of the mechanisms that govern neural information processing. However, traditional recordings can only acquire signals from a few positions simultaneously, which severely limits their ability to characterize the dynamics of the underlying neural netw"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1708.06158","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":"2026-05-18T00:37:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6Yc1fSgmSofxVBLSSBsLEnp4utaSppX8laEZPgVXDC8N5xXuijreObpzgC9LMZPgAlDE+uMDRU0fGJ3XJT58Cw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T15:49:21.092423Z"},"content_sha256":"e94afda36fbcdec5fb5f3f1d2b8d78b230b405976ffff0c184694ec973e78ed2","schema_version":"1.0","event_id":"sha256:e94afda36fbcdec5fb5f3f1d2b8d78b230b405976ffff0c184694ec973e78ed2"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/TNRBMJKNP5BPAYHJP3BB6RN7T3/bundle.json","state_url":"https://pith.science/pith/TNRBMJKNP5BPAYHJP3BB6RN7T3/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/TNRBMJKNP5BPAYHJP3BB6RN7T3/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":"2026-05-28T15:49:21Z","links":{"resolver":"https://pith.science/pith/TNRBMJKNP5BPAYHJP3BB6RN7T3","bundle":"https://pith.science/pith/TNRBMJKNP5BPAYHJP3BB6RN7T3/bundle.json","state":"https://pith.science/pith/TNRBMJKNP5BPAYHJP3BB6RN7T3/state.json","well_known_bundle":"https://pith.science/.well-known/pith/TNRBMJKNP5BPAYHJP3BB6RN7T3/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:TNRBMJKNP5BPAYHJP3BB6RN7T3","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":"f3597320c6ec491c3c1480a70e8ae2cacd557e348808ab88da6cbf5867c35f63","cross_cats_sorted":["physics.med-ph","quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.NC","submitted_at":"2017-08-21T11:36:54Z","title_canon_sha256":"b798642b0c4fd7fe1b5bf6233e1f29a4230b03841edeafacfe260c2a93ca762d"},"schema_version":"1.0","source":{"id":"1708.06158","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1708.06158","created_at":"2026-05-18T00:37:43Z"},{"alias_kind":"arxiv_version","alias_value":"1708.06158v1","created_at":"2026-05-18T00:37:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1708.06158","created_at":"2026-05-18T00:37:43Z"},{"alias_kind":"pith_short_12","alias_value":"TNRBMJKNP5BP","created_at":"2026-05-18T12:31:46Z"},{"alias_kind":"pith_short_16","alias_value":"TNRBMJKNP5BPAYHJ","created_at":"2026-05-18T12:31:46Z"},{"alias_kind":"pith_short_8","alias_value":"TNRBMJKN","created_at":"2026-05-18T12:31:46Z"}],"graph_snapshots":[{"event_id":"sha256:e94afda36fbcdec5fb5f3f1d2b8d78b230b405976ffff0c184694ec973e78ed2","target":"graph","created_at":"2026-05-18T00:37:43Z","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 suggest a novel approach for wide-field imaging of the neural network dynamics of brain slices that uses highly sensitivity magnetometry based on nitrogen-vacancy (NV) centers in diamond. In-vitro recordings in brain slices is a proven method for the characterization of electrical neural activity and has strongly contributed to our understanding of the mechanisms that govern neural information processing. However, traditional recordings can only acquire signals from a few positions simultaneously, which severely limits their ability to characterize the dynamics of the underlying neural netw","authors_text":"Adam M. Wojciechowski, Alexander Huck, Axel Thielscher, M\\\"ursel Karadas, Nils Ole Dalby, Ulrik Lund Andersen","cross_cats":["physics.med-ph","quant-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.NC","submitted_at":"2017-08-21T11:36:54Z","title":"Opto-magnetic imaging of neural network activity in brain slices at high resolution using color centers in diamond"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1708.06158","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":"sha256:87a91baa80ca6f36f54bcbff3de3477853cfc6e8704d923ea789729107ce5a24","target":"record","created_at":"2026-05-18T00:37:43Z","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":"f3597320c6ec491c3c1480a70e8ae2cacd557e348808ab88da6cbf5867c35f63","cross_cats_sorted":["physics.med-ph","quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.NC","submitted_at":"2017-08-21T11:36:54Z","title_canon_sha256":"b798642b0c4fd7fe1b5bf6233e1f29a4230b03841edeafacfe260c2a93ca762d"},"schema_version":"1.0","source":{"id":"1708.06158","kind":"arxiv","version":1}},"canonical_sha256":"9b6216254d7f42f060e97ec21f45bf9ef9a16f7f4bc35fa6730b3942791706d3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9b6216254d7f42f060e97ec21f45bf9ef9a16f7f4bc35fa6730b3942791706d3","first_computed_at":"2026-05-18T00:37:43.060457Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:37:43.060457Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"d3TELLOjNFT8UfPNiWPGrisBJK+8RQKWA+/qk0+aH/3okjo0x9oZsOXKSbPzFgt8BdDLNrWJlIetBbCzhLNCDw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:37:43.060983Z","signed_message":"canonical_sha256_bytes"},"source_id":"1708.06158","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:87a91baa80ca6f36f54bcbff3de3477853cfc6e8704d923ea789729107ce5a24","sha256:e94afda36fbcdec5fb5f3f1d2b8d78b230b405976ffff0c184694ec973e78ed2"],"state_sha256":"31b3ff2a826e7c93c2d52bd014ece940ceabd384adc325229cf0768a131f216f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tN8XqXFC2Nznxck0g9yDJPitRIN+6E2RGHjLjRjFXIOrT3osfzaoDNpbzLzQ08U2WOv5mD8f+AfRiqwxyuOPBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T15:49:21.096029Z","bundle_sha256":"04fbbe4670201a29cd700169170e7f7e6f3790a3cd39fb46348fd1b5de0004e8"}}