{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:NZKJ6W5MT6UOJM3MBVUGXWBQKA","short_pith_number":"pith:NZKJ6W5M","canonical_record":{"source":{"id":"2307.10217","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2023-07-14T14:38:41Z","cross_cats_sorted":["physics.ins-det"],"title_canon_sha256":"dd9148f98e38ceea85d581bcf7a4828fcbc962b7688bd10c45c3c533b7d33713","abstract_canon_sha256":"6785dcf2d3b1dffe8612c375ced6ef779130fe1f63d7e6d032cce2e38ad04408"},"schema_version":"1.0"},"canonical_sha256":"6e549f5bac9fa8e4b36c0d686bd8305015df2aab2a061e119aaeb6682c354a8f","source":{"kind":"arxiv","id":"2307.10217","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2307.10217","created_at":"2026-07-05T09:48:53Z"},{"alias_kind":"arxiv_version","alias_value":"2307.10217v1","created_at":"2026-07-05T09:48:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2307.10217","created_at":"2026-07-05T09:48:53Z"},{"alias_kind":"pith_short_12","alias_value":"NZKJ6W5MT6UO","created_at":"2026-07-05T09:48:53Z"},{"alias_kind":"pith_short_16","alias_value":"NZKJ6W5MT6UOJM3M","created_at":"2026-07-05T09:48:53Z"},{"alias_kind":"pith_short_8","alias_value":"NZKJ6W5M","created_at":"2026-07-05T09:48:53Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:NZKJ6W5MT6UOJM3MBVUGXWBQKA","target":"record","payload":{"canonical_record":{"source":{"id":"2307.10217","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2023-07-14T14:38:41Z","cross_cats_sorted":["physics.ins-det"],"title_canon_sha256":"dd9148f98e38ceea85d581bcf7a4828fcbc962b7688bd10c45c3c533b7d33713","abstract_canon_sha256":"6785dcf2d3b1dffe8612c375ced6ef779130fe1f63d7e6d032cce2e38ad04408"},"schema_version":"1.0"},"canonical_sha256":"6e549f5bac9fa8e4b36c0d686bd8305015df2aab2a061e119aaeb6682c354a8f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T09:48:53.784024Z","signature_b64":"ZoKlcJXS8rfpBrhlP6Pgsv3asV9O7HVc0qFBeaeGYLUTLk+CX0rSSDEwL6x/GIlq6rpb+ewpJli1xakYM3QQBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6e549f5bac9fa8e4b36c0d686bd8305015df2aab2a061e119aaeb6682c354a8f","last_reissued_at":"2026-07-05T09:48:53.783543Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T09:48:53.783543Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2307.10217","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":"2026-07-05T09:48:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9MJzoMRMLUS84XL/X2T9p3hvzcKNNeWP4RTPRgIyCyy4kEwVtZsf5vRDlCWYrGEk23N4dIN+xrgSPpsOnDh9CA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-31T17:21:35.767673Z"},"content_sha256":"a7d9019055637bf53eb9b4b6ee7ee75f46e102ca78d98d95286f0e526304b106","schema_version":"1.0","event_id":"sha256:a7d9019055637bf53eb9b4b6ee7ee75f46e102ca78d98d95286f0e526304b106"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:NZKJ6W5MT6UOJM3MBVUGXWBQKA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A scalable scanning transfer cavity laser stabilization scheme based on the Red Pitaya STEMlab platform","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.ins-det"],"primary_cat":"physics.atom-ph","authors_text":"Einius Pultinevicius, Felix Kogel, Marian Rockenh\\\"auser, Ole Einar Prochnow, Phillip Gro{\\ss}, Tatsam Garg, Tim Langen","submitted_at":"2023-07-14T14:38:41Z","abstract_excerpt":"Many experiments in atomic and molecular physics require simultaneous frequency stabilization of multiple lasers. We present a stabilization scheme based on a scanning transfer cavity lock that is simple, stable and easily scalable to many lasers at minimal cost. The scheme is based on the Red Pitaya STEMlab platform, with custom software developed and implemented to achieve up to 100 Hz bandwidth. As an example demonstration, we realize simultaneous stabilization of up to four lasers and a reduction of long-term drifts to well below 1 MHz per hour. This meets typical requirements, e.g. for ex"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2307.10217","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/2307.10217/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":"2026-07-05T09:48:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"VYQ08jURFA7Q0iVGLfGsfjjJgRzaDVwCxmVirMzFq5yEuBWUmpf/HI5tVjLmBxUZBOiIeKPscvN+djoMzyRCBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-31T17:21:35.768219Z"},"content_sha256":"5c7a5ee30b6111305b5a2f2c1ce8b644920305d873abb1dd8129e0403acade25","schema_version":"1.0","event_id":"sha256:5c7a5ee30b6111305b5a2f2c1ce8b644920305d873abb1dd8129e0403acade25"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NZKJ6W5MT6UOJM3MBVUGXWBQKA/bundle.json","state_url":"https://pith.science/pith/NZKJ6W5MT6UOJM3MBVUGXWBQKA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NZKJ6W5MT6UOJM3MBVUGXWBQKA/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":"2026-07-31T17:21:35Z","links":{"resolver":"https://pith.science/pith/NZKJ6W5MT6UOJM3MBVUGXWBQKA","bundle":"https://pith.science/pith/NZKJ6W5MT6UOJM3MBVUGXWBQKA/bundle.json","state":"https://pith.science/pith/NZKJ6W5MT6UOJM3MBVUGXWBQKA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NZKJ6W5MT6UOJM3MBVUGXWBQKA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:NZKJ6W5MT6UOJM3MBVUGXWBQKA","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":"6785dcf2d3b1dffe8612c375ced6ef779130fe1f63d7e6d032cce2e38ad04408","cross_cats_sorted":["physics.ins-det"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2023-07-14T14:38:41Z","title_canon_sha256":"dd9148f98e38ceea85d581bcf7a4828fcbc962b7688bd10c45c3c533b7d33713"},"schema_version":"1.0","source":{"id":"2307.10217","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2307.10217","created_at":"2026-07-05T09:48:53Z"},{"alias_kind":"arxiv_version","alias_value":"2307.10217v1","created_at":"2026-07-05T09:48:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2307.10217","created_at":"2026-07-05T09:48:53Z"},{"alias_kind":"pith_short_12","alias_value":"NZKJ6W5MT6UO","created_at":"2026-07-05T09:48:53Z"},{"alias_kind":"pith_short_16","alias_value":"NZKJ6W5MT6UOJM3M","created_at":"2026-07-05T09:48:53Z"},{"alias_kind":"pith_short_8","alias_value":"NZKJ6W5M","created_at":"2026-07-05T09:48:53Z"}],"graph_snapshots":[{"event_id":"sha256:5c7a5ee30b6111305b5a2f2c1ce8b644920305d873abb1dd8129e0403acade25","target":"graph","created_at":"2026-07-05T09:48:53Z","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/2307.10217/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Many experiments in atomic and molecular physics require simultaneous frequency stabilization of multiple lasers. We present a stabilization scheme based on a scanning transfer cavity lock that is simple, stable and easily scalable to many lasers at minimal cost. The scheme is based on the Red Pitaya STEMlab platform, with custom software developed and implemented to achieve up to 100 Hz bandwidth. As an example demonstration, we realize simultaneous stabilization of up to four lasers and a reduction of long-term drifts to well below 1 MHz per hour. This meets typical requirements, e.g. for ex","authors_text":"Einius Pultinevicius, Felix Kogel, Marian Rockenh\\\"auser, Ole Einar Prochnow, Phillip Gro{\\ss}, Tatsam Garg, Tim Langen","cross_cats":["physics.ins-det"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2023-07-14T14:38:41Z","title":"A scalable scanning transfer cavity laser stabilization scheme based on the Red Pitaya STEMlab platform"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2307.10217","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:a7d9019055637bf53eb9b4b6ee7ee75f46e102ca78d98d95286f0e526304b106","target":"record","created_at":"2026-07-05T09:48:53Z","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":"6785dcf2d3b1dffe8612c375ced6ef779130fe1f63d7e6d032cce2e38ad04408","cross_cats_sorted":["physics.ins-det"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2023-07-14T14:38:41Z","title_canon_sha256":"dd9148f98e38ceea85d581bcf7a4828fcbc962b7688bd10c45c3c533b7d33713"},"schema_version":"1.0","source":{"id":"2307.10217","kind":"arxiv","version":1}},"canonical_sha256":"6e549f5bac9fa8e4b36c0d686bd8305015df2aab2a061e119aaeb6682c354a8f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6e549f5bac9fa8e4b36c0d686bd8305015df2aab2a061e119aaeb6682c354a8f","first_computed_at":"2026-07-05T09:48:53.783543Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T09:48:53.783543Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ZoKlcJXS8rfpBrhlP6Pgsv3asV9O7HVc0qFBeaeGYLUTLk+CX0rSSDEwL6x/GIlq6rpb+ewpJli1xakYM3QQBQ==","signature_status":"signed_v1","signed_at":"2026-07-05T09:48:53.784024Z","signed_message":"canonical_sha256_bytes"},"source_id":"2307.10217","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a7d9019055637bf53eb9b4b6ee7ee75f46e102ca78d98d95286f0e526304b106","sha256:5c7a5ee30b6111305b5a2f2c1ce8b644920305d873abb1dd8129e0403acade25"],"state_sha256":"a7279d0b58ddc72169b4f4a9452b14dff82d3212d4d4689f28d2b5cafdad6866"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+7ReqZsT86gzSxB0ReQbkKoCX4Tbk2d+gtkN8FqmjfOmuELzFUt/7FoShbyT0Mi+dktZq5Qc7bQT/2HzdCsIDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-31T17:21:35.773612Z","bundle_sha256":"0cd47ddb796719fd4d4ff5ad243a186d0022fa202040595877cd35c0e8a7b984"}}