{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:P2HEVCEWOCMIG3NW7EDNMFKK5V","short_pith_number":"pith:P2HEVCEW","canonical_record":{"source":{"id":"2507.14659","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"physics.atom-ph","submitted_at":"2025-07-19T15:16:38Z","cross_cats_sorted":[],"title_canon_sha256":"bbd61cf180d1826d871ed8c2c0a1d95b86dd4a07516d35f6b7e98f27d9905fac","abstract_canon_sha256":"95802115a3ddbbda002faa97fcf22ce9bab007d1ed2bfc20e48b44c16cb32492"},"schema_version":"1.0"},"canonical_sha256":"7e8e4a88967098836db6f906d6154aed5bb2c263b4d55c2d3b558336c39477ac","source":{"kind":"arxiv","id":"2507.14659","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2507.14659","created_at":"2026-07-05T11:40:11Z"},{"alias_kind":"arxiv_version","alias_value":"2507.14659v1","created_at":"2026-07-05T11:40:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2507.14659","created_at":"2026-07-05T11:40:11Z"},{"alias_kind":"pith_short_12","alias_value":"P2HEVCEWOCMI","created_at":"2026-07-05T11:40:11Z"},{"alias_kind":"pith_short_16","alias_value":"P2HEVCEWOCMIG3NW","created_at":"2026-07-05T11:40:11Z"},{"alias_kind":"pith_short_8","alias_value":"P2HEVCEW","created_at":"2026-07-05T11:40:11Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:P2HEVCEWOCMIG3NW7EDNMFKK5V","target":"record","payload":{"canonical_record":{"source":{"id":"2507.14659","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"physics.atom-ph","submitted_at":"2025-07-19T15:16:38Z","cross_cats_sorted":[],"title_canon_sha256":"bbd61cf180d1826d871ed8c2c0a1d95b86dd4a07516d35f6b7e98f27d9905fac","abstract_canon_sha256":"95802115a3ddbbda002faa97fcf22ce9bab007d1ed2bfc20e48b44c16cb32492"},"schema_version":"1.0"},"canonical_sha256":"7e8e4a88967098836db6f906d6154aed5bb2c263b4d55c2d3b558336c39477ac","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:40:11.291927Z","signature_b64":"+05gbv0Xr1BcIbfxia+bRbwcgBG+5cj8b4Zy9iIn+YYwuR7xHIQvUKdCJpobkxd4YbWjUi9PRtGX8TKWweWuDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7e8e4a88967098836db6f906d6154aed5bb2c263b4d55c2d3b558336c39477ac","last_reissued_at":"2026-07-05T11:40:11.291522Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:40:11.291522Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2507.14659","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":"2026-07-05T11:40:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"IDtD/Nw1OEHsiQONLwhWCSgma3GEGHvSPdyztP9FCwMBUYbUxKti4I4t0nU21ImkU/ct+lta6M4SMhDlWQVKAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-21T06:19:33.229033Z"},"content_sha256":"1e6a48b6209d0af72a59ad7be168cc6a99bd06db2c46e77979ed74b484702320","schema_version":"1.0","event_id":"sha256:1e6a48b6209d0af72a59ad7be168cc6a99bd06db2c46e77979ed74b484702320"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:P2HEVCEWOCMIG3NW7EDNMFKK5V","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Nuclear-spin-related properties of~the dual-frequency Doppler-free resonance","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","headline":"","cross_cats":[],"primary_cat":"physics.atom-ph","authors_text":"D. S. Chuchelov, E. A. Tsygankov, K. M. Sabakar, M. I. Vaskovskaya, S. A. Zibrov, V. L. Velichansky, V. V. Vassiliev","submitted_at":"2025-07-19T15:16:38Z","abstract_excerpt":"We investigate the dual-frequency Doppler-free resonance in the D1 line of alkali-metal atoms for any accessible value of the nuclear spin I. The consideration is performed using the symmetries of the dipole operator and the basis, where the quantization axis is directed along the polarization of the one of optical waves. We show that there is the absence of the optical pumping in the scheme with parallel polarizations for the center of the crossover, resulting in its smallest width. Secondly, the growth in the absorption for the center of the peak with Fe=I-1/2 and the decrease of its width w"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2507.14659","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/2507.14659/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":"2026-07-05T11:40:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mUCuJQ7FqEM7apmwlhVZe5FqkhidQdqC/yY6spihTxa74xqrhRqaAoDsXpmruQnBcYtaK2FKN/9Kplvdvi5qCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-21T06:19:33.229930Z"},"content_sha256":"63a779c07682e1df1e72d9ee140286e4430f92b3eece4cdd16a94e35b598f2fe","schema_version":"1.0","event_id":"sha256:63a779c07682e1df1e72d9ee140286e4430f92b3eece4cdd16a94e35b598f2fe"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/P2HEVCEWOCMIG3NW7EDNMFKK5V/bundle.json","state_url":"https://pith.science/pith/P2HEVCEWOCMIG3NW7EDNMFKK5V/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/P2HEVCEWOCMIG3NW7EDNMFKK5V/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":"2026-08-21T06:19:33Z","links":{"resolver":"https://pith.science/pith/P2HEVCEWOCMIG3NW7EDNMFKK5V","bundle":"https://pith.science/pith/P2HEVCEWOCMIG3NW7EDNMFKK5V/bundle.json","state":"https://pith.science/pith/P2HEVCEWOCMIG3NW7EDNMFKK5V/state.json","well_known_bundle":"https://pith.science/.well-known/pith/P2HEVCEWOCMIG3NW7EDNMFKK5V/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:P2HEVCEWOCMIG3NW7EDNMFKK5V","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":"95802115a3ddbbda002faa97fcf22ce9bab007d1ed2bfc20e48b44c16cb32492","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"physics.atom-ph","submitted_at":"2025-07-19T15:16:38Z","title_canon_sha256":"bbd61cf180d1826d871ed8c2c0a1d95b86dd4a07516d35f6b7e98f27d9905fac"},"schema_version":"1.0","source":{"id":"2507.14659","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2507.14659","created_at":"2026-07-05T11:40:11Z"},{"alias_kind":"arxiv_version","alias_value":"2507.14659v1","created_at":"2026-07-05T11:40:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2507.14659","created_at":"2026-07-05T11:40:11Z"},{"alias_kind":"pith_short_12","alias_value":"P2HEVCEWOCMI","created_at":"2026-07-05T11:40:11Z"},{"alias_kind":"pith_short_16","alias_value":"P2HEVCEWOCMIG3NW","created_at":"2026-07-05T11:40:11Z"},{"alias_kind":"pith_short_8","alias_value":"P2HEVCEW","created_at":"2026-07-05T11:40:11Z"}],"graph_snapshots":[{"event_id":"sha256:63a779c07682e1df1e72d9ee140286e4430f92b3eece4cdd16a94e35b598f2fe","target":"graph","created_at":"2026-07-05T11:40:11Z","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/2507.14659/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We investigate the dual-frequency Doppler-free resonance in the D1 line of alkali-metal atoms for any accessible value of the nuclear spin I. The consideration is performed using the symmetries of the dipole operator and the basis, where the quantization axis is directed along the polarization of the one of optical waves. We show that there is the absence of the optical pumping in the scheme with parallel polarizations for the center of the crossover, resulting in its smallest width. Secondly, the growth in the absorption for the center of the peak with Fe=I-1/2 and the decrease of its width w","authors_text":"D. S. Chuchelov, E. A. Tsygankov, K. M. Sabakar, M. I. Vaskovskaya, S. A. Zibrov, V. L. Velichansky, V. V. Vassiliev","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"physics.atom-ph","submitted_at":"2025-07-19T15:16:38Z","title":"Nuclear-spin-related properties of~the dual-frequency Doppler-free resonance"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2507.14659","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":"sha256:1e6a48b6209d0af72a59ad7be168cc6a99bd06db2c46e77979ed74b484702320","target":"record","created_at":"2026-07-05T11:40:11Z","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":"95802115a3ddbbda002faa97fcf22ce9bab007d1ed2bfc20e48b44c16cb32492","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"physics.atom-ph","submitted_at":"2025-07-19T15:16:38Z","title_canon_sha256":"bbd61cf180d1826d871ed8c2c0a1d95b86dd4a07516d35f6b7e98f27d9905fac"},"schema_version":"1.0","source":{"id":"2507.14659","kind":"arxiv","version":1}},"canonical_sha256":"7e8e4a88967098836db6f906d6154aed5bb2c263b4d55c2d3b558336c39477ac","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7e8e4a88967098836db6f906d6154aed5bb2c263b4d55c2d3b558336c39477ac","first_computed_at":"2026-07-05T11:40:11.291522Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:40:11.291522Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"+05gbv0Xr1BcIbfxia+bRbwcgBG+5cj8b4Zy9iIn+YYwuR7xHIQvUKdCJpobkxd4YbWjUi9PRtGX8TKWweWuDw==","signature_status":"signed_v1","signed_at":"2026-07-05T11:40:11.291927Z","signed_message":"canonical_sha256_bytes"},"source_id":"2507.14659","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1e6a48b6209d0af72a59ad7be168cc6a99bd06db2c46e77979ed74b484702320","sha256:63a779c07682e1df1e72d9ee140286e4430f92b3eece4cdd16a94e35b598f2fe"],"state_sha256":"7f01301cb62e7be3043409f095bdc359e951f658feed66e269550b7091b718c1"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Idbp2/YUc3Yz3gsmYPWrOO/hLDqHmrXBX2pac8sk1uRi3dOFmj1Jq9p80HaXMKplb5Eon4tOkONi8nSaeEY3Cw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-21T06:19:33.236766Z","bundle_sha256":"74ce529b9f3d7cc011b1ade7b701ef287797f59c4468bd16addc331034686b3d"}}