{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:V4GA3LJEKIKM7K7COBD2LOGTEX","short_pith_number":"pith:V4GA3LJE","canonical_record":{"source":{"id":"2605.23394","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.atom-ph","submitted_at":"2026-05-22T09:03:07Z","cross_cats_sorted":[],"title_canon_sha256":"b3e3385970afe6dafc3bc03f7e84243ddf6a9377761a7539b90b790576376097","abstract_canon_sha256":"9a07fd52395ebaaba92349a09ff6b23c72f3221e114fae1e27c133fa0b264382"},"schema_version":"1.0"},"canonical_sha256":"af0c0dad245214cfabe27047a5b8d325fdb7abdb22f4ce0f7c364fd968f416fe","source":{"kind":"arxiv","id":"2605.23394","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2605.23394","created_at":"2026-05-25T02:01:52Z"},{"alias_kind":"arxiv_version","alias_value":"2605.23394v1","created_at":"2026-05-25T02:01:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.23394","created_at":"2026-05-25T02:01:52Z"},{"alias_kind":"pith_short_12","alias_value":"V4GA3LJEKIKM","created_at":"2026-05-25T02:01:52Z"},{"alias_kind":"pith_short_16","alias_value":"V4GA3LJEKIKM7K7C","created_at":"2026-05-25T02:01:52Z"},{"alias_kind":"pith_short_8","alias_value":"V4GA3LJE","created_at":"2026-05-25T02:01:52Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:V4GA3LJEKIKM7K7COBD2LOGTEX","target":"record","payload":{"canonical_record":{"source":{"id":"2605.23394","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.atom-ph","submitted_at":"2026-05-22T09:03:07Z","cross_cats_sorted":[],"title_canon_sha256":"b3e3385970afe6dafc3bc03f7e84243ddf6a9377761a7539b90b790576376097","abstract_canon_sha256":"9a07fd52395ebaaba92349a09ff6b23c72f3221e114fae1e27c133fa0b264382"},"schema_version":"1.0"},"canonical_sha256":"af0c0dad245214cfabe27047a5b8d325fdb7abdb22f4ce0f7c364fd968f416fe","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-25T02:01:52.300915Z","signature_b64":"/7OrVTZ3A4c148Haxo4BL4CN8N0QmV1w95mINa5EkgQWhQuAv4ocDcpz9yIPyDJcoVmfrP+xeN9fLjA1/KqjAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"af0c0dad245214cfabe27047a5b8d325fdb7abdb22f4ce0f7c364fd968f416fe","last_reissued_at":"2026-05-25T02:01:52.300205Z","signature_status":"signed_v1","first_computed_at":"2026-05-25T02:01:52.300205Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2605.23394","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":"2026-05-25T02:01:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Lw8YmGiV26lz5xDdNLdNalu3/cfTwqxl1+XNGrB7iERvZ42IBlgt97xJXCJ3+RoTUU2AG0QHkzibEzL4tERwDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T10:19:59.101451Z"},"content_sha256":"cd757c091247be33386e9da4785846aaf38f8939534b4895be38b0ce1eba58b3","schema_version":"1.0","event_id":"sha256:cd757c091247be33386e9da4785846aaf38f8939534b4895be38b0ce1eba58b3"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:V4GA3LJEKIKM7K7COBD2LOGTEX","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Spatial dealiasing of classical geomagnetic survey data through use of a microfabricated wearable quantum magnetometer","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"physics.atom-ph","authors_text":"Alissa Forsythe, Amy Gilligan, Courtney Dyer, Jack-Andrew Smith, Jenny Jenkins, Karen Lythgoe, Marcin Mrozowski, Stirling Scholes, Stuart Ingleby","submitted_at":"2026-05-22T09:03:07Z","abstract_excerpt":"Geomagnetic surveys provide insight into the subsurface for a range of applications, from fundamental understanding of geological processes, to mineral exploration and locating unexploded ordnance. A persistent challenge in performing such geomagnetic surveys is the joint problem of anthropogenic noise rejection and spatial aliasing, where the limited bandwidth (< 10 Hz) of traditional surveying instruments introduces artefacts into the surveyed field. Optically Pumped Magnetometers (OPMs) exploit quantum mechanical effects to achieve highly sensitive and stable magnetic field measurements at "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2605.23394","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/2605.23394/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":"2026-05-25T02:01:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0w7m7ml3DhAvgZezqnkh9dtRAvc9bpBnXmNa/dnT5opVbCQ6B2c1Pzaz2WicsXBzkqFvRjiZPyu69BHPIW9yBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T10:19:59.101837Z"},"content_sha256":"588c378ddb54506547dac26a219816a36c4e3a942ebdfd4525e81f7cc3db72b3","schema_version":"1.0","event_id":"sha256:588c378ddb54506547dac26a219816a36c4e3a942ebdfd4525e81f7cc3db72b3"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/V4GA3LJEKIKM7K7COBD2LOGTEX/bundle.json","state_url":"https://pith.science/pith/V4GA3LJEKIKM7K7COBD2LOGTEX/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/V4GA3LJEKIKM7K7COBD2LOGTEX/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":"2026-06-05T10:19:59Z","links":{"resolver":"https://pith.science/pith/V4GA3LJEKIKM7K7COBD2LOGTEX","bundle":"https://pith.science/pith/V4GA3LJEKIKM7K7COBD2LOGTEX/bundle.json","state":"https://pith.science/pith/V4GA3LJEKIKM7K7COBD2LOGTEX/state.json","well_known_bundle":"https://pith.science/.well-known/pith/V4GA3LJEKIKM7K7COBD2LOGTEX/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:V4GA3LJEKIKM7K7COBD2LOGTEX","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":"9a07fd52395ebaaba92349a09ff6b23c72f3221e114fae1e27c133fa0b264382","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.atom-ph","submitted_at":"2026-05-22T09:03:07Z","title_canon_sha256":"b3e3385970afe6dafc3bc03f7e84243ddf6a9377761a7539b90b790576376097"},"schema_version":"1.0","source":{"id":"2605.23394","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2605.23394","created_at":"2026-05-25T02:01:52Z"},{"alias_kind":"arxiv_version","alias_value":"2605.23394v1","created_at":"2026-05-25T02:01:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.23394","created_at":"2026-05-25T02:01:52Z"},{"alias_kind":"pith_short_12","alias_value":"V4GA3LJEKIKM","created_at":"2026-05-25T02:01:52Z"},{"alias_kind":"pith_short_16","alias_value":"V4GA3LJEKIKM7K7C","created_at":"2026-05-25T02:01:52Z"},{"alias_kind":"pith_short_8","alias_value":"V4GA3LJE","created_at":"2026-05-25T02:01:52Z"}],"graph_snapshots":[{"event_id":"sha256:588c378ddb54506547dac26a219816a36c4e3a942ebdfd4525e81f7cc3db72b3","target":"graph","created_at":"2026-05-25T02:01:52Z","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/2605.23394/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Geomagnetic surveys provide insight into the subsurface for a range of applications, from fundamental understanding of geological processes, to mineral exploration and locating unexploded ordnance. A persistent challenge in performing such geomagnetic surveys is the joint problem of anthropogenic noise rejection and spatial aliasing, where the limited bandwidth (< 10 Hz) of traditional surveying instruments introduces artefacts into the surveyed field. Optically Pumped Magnetometers (OPMs) exploit quantum mechanical effects to achieve highly sensitive and stable magnetic field measurements at ","authors_text":"Alissa Forsythe, Amy Gilligan, Courtney Dyer, Jack-Andrew Smith, Jenny Jenkins, Karen Lythgoe, Marcin Mrozowski, Stirling Scholes, Stuart Ingleby","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.atom-ph","submitted_at":"2026-05-22T09:03:07Z","title":"Spatial dealiasing of classical geomagnetic survey data through use of a microfabricated wearable quantum magnetometer"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2605.23394","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:cd757c091247be33386e9da4785846aaf38f8939534b4895be38b0ce1eba58b3","target":"record","created_at":"2026-05-25T02:01:52Z","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":"9a07fd52395ebaaba92349a09ff6b23c72f3221e114fae1e27c133fa0b264382","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.atom-ph","submitted_at":"2026-05-22T09:03:07Z","title_canon_sha256":"b3e3385970afe6dafc3bc03f7e84243ddf6a9377761a7539b90b790576376097"},"schema_version":"1.0","source":{"id":"2605.23394","kind":"arxiv","version":1}},"canonical_sha256":"af0c0dad245214cfabe27047a5b8d325fdb7abdb22f4ce0f7c364fd968f416fe","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"af0c0dad245214cfabe27047a5b8d325fdb7abdb22f4ce0f7c364fd968f416fe","first_computed_at":"2026-05-25T02:01:52.300205Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-25T02:01:52.300205Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"/7OrVTZ3A4c148Haxo4BL4CN8N0QmV1w95mINa5EkgQWhQuAv4ocDcpz9yIPyDJcoVmfrP+xeN9fLjA1/KqjAw==","signature_status":"signed_v1","signed_at":"2026-05-25T02:01:52.300915Z","signed_message":"canonical_sha256_bytes"},"source_id":"2605.23394","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:cd757c091247be33386e9da4785846aaf38f8939534b4895be38b0ce1eba58b3","sha256:588c378ddb54506547dac26a219816a36c4e3a942ebdfd4525e81f7cc3db72b3"],"state_sha256":"ffe60ca92dfcf0ba74537c7792d9c1fa54d7b538994d953b599aee052d48872f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mCl5AEfSVkiaIdB9Jt8pekEJ6rFK3b/fQIWMW9BmKbDZyk+gU2+usfBenSws5M0ftoEs3HS6vjbxcfzSJvarBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-05T10:19:59.104012Z","bundle_sha256":"f501eea6c6addf52c28ab22dc93919c66e9864afa4528d126f169da90e608ecc"}}