{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:YMAM5GVSR7CFTAGSWL5HU6P2JJ","short_pith_number":"pith:YMAM5GVS","canonical_record":{"source":{"id":"1701.03588","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2017-01-13T08:34:19Z","cross_cats_sorted":[],"title_canon_sha256":"7f3b18048f92fd415b8df4d718351651c0202f4baecb9659cce63de6ad59a47f","abstract_canon_sha256":"deca225889654bf68444ee1905fb2f9d5dfb8ea9555204c6961f71bd8877d2be"},"schema_version":"1.0"},"canonical_sha256":"c300ce9ab28fc45980d2b2fa7a79fa4a5d38ae350b027130065d0d5d9ea5dbad","source":{"kind":"arxiv","id":"1701.03588","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1701.03588","created_at":"2026-05-18T00:52:54Z"},{"alias_kind":"arxiv_version","alias_value":"1701.03588v1","created_at":"2026-05-18T00:52:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1701.03588","created_at":"2026-05-18T00:52:54Z"},{"alias_kind":"pith_short_12","alias_value":"YMAM5GVSR7CF","created_at":"2026-05-18T12:31:56Z"},{"alias_kind":"pith_short_16","alias_value":"YMAM5GVSR7CFTAGS","created_at":"2026-05-18T12:31:56Z"},{"alias_kind":"pith_short_8","alias_value":"YMAM5GVS","created_at":"2026-05-18T12:31:56Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:YMAM5GVSR7CFTAGSWL5HU6P2JJ","target":"record","payload":{"canonical_record":{"source":{"id":"1701.03588","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2017-01-13T08:34:19Z","cross_cats_sorted":[],"title_canon_sha256":"7f3b18048f92fd415b8df4d718351651c0202f4baecb9659cce63de6ad59a47f","abstract_canon_sha256":"deca225889654bf68444ee1905fb2f9d5dfb8ea9555204c6961f71bd8877d2be"},"schema_version":"1.0"},"canonical_sha256":"c300ce9ab28fc45980d2b2fa7a79fa4a5d38ae350b027130065d0d5d9ea5dbad","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:52:54.409173Z","signature_b64":"qKwX1Sc8GrrSZszrr+KkH8cFfM+CzqGjPX9GaoymEopr66KXVAWXOavdzghhkpb1ITbPnj06YGoxSEEhCl6bCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c300ce9ab28fc45980d2b2fa7a79fa4a5d38ae350b027130065d0d5d9ea5dbad","last_reissued_at":"2026-05-18T00:52:54.408368Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:52:54.408368Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1701.03588","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":"2026-05-18T00:52:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RESbal/aGMsIErxSFIW87daTLfMhRBJPyfF4/T8Cwm9U8Tgry17/HsXf7pfhYsljJOHeV/OX8t0txBqz6ZFcDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-22T08:23:00.132372Z"},"content_sha256":"19ef632ceaf44a5a0f4101d91cdc8e4f1fd285de90ff21d05b7dd2428e01127f","schema_version":"1.0","event_id":"sha256:19ef632ceaf44a5a0f4101d91cdc8e4f1fd285de90ff21d05b7dd2428e01127f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:YMAM5GVSR7CFTAGSWL5HU6P2JJ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Experimental and theoretical investigations of quantum state transfer and decoherence processes in quasi-one-dimensional systems in multiple-quantum NMR experiments","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"A. V. Fedorova, E. B. Fel'dman, G. A. Bochkin, S. G. Vasil'ev, S. I. Doronin","submitted_at":"2017-01-13T08:34:19Z","abstract_excerpt":"Multiple quantum (MQ) NMR methods \\cite{Baum} are applied to the analysis of various problems of quantum information processing.\n  It is shown that the two-spin/two-quantum Hamiltonian \\cite{Baum} describing MQ NMR dynamics is related to the flip-flop Hamiltonian of a one-dimensional spin system in the approximation of the nearest neighbor interactions.\n  As a result, it is possible to organize quantum state transfer along a linear chain.\n  MQ NMR experiments are performed on quasi-one-dimensional chains of \\BPChem{\\^{19}F} nuclei in calcium fluorapatite \\BPChem{Ca\\_5(PO\\_4)\\_3F}. Relaxation o"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1701.03588","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":"2026-05-18T00:52:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0+CfxIrPfzpTLUQF5JRdqjpJr/MdPE3U+1kCe+cDkFUvmssx14Yi7Wn0+ahv+IFyhpZ/PBRlt8z49F1af9NvCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-22T08:23:00.132723Z"},"content_sha256":"caa552511ae760e5c63de582bf45c01a1e4d62dd67dd84b82b8008cbb658db3b","schema_version":"1.0","event_id":"sha256:caa552511ae760e5c63de582bf45c01a1e4d62dd67dd84b82b8008cbb658db3b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/YMAM5GVSR7CFTAGSWL5HU6P2JJ/bundle.json","state_url":"https://pith.science/pith/YMAM5GVSR7CFTAGSWL5HU6P2JJ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/YMAM5GVSR7CFTAGSWL5HU6P2JJ/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":"2026-06-22T08:23:00Z","links":{"resolver":"https://pith.science/pith/YMAM5GVSR7CFTAGSWL5HU6P2JJ","bundle":"https://pith.science/pith/YMAM5GVSR7CFTAGSWL5HU6P2JJ/bundle.json","state":"https://pith.science/pith/YMAM5GVSR7CFTAGSWL5HU6P2JJ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/YMAM5GVSR7CFTAGSWL5HU6P2JJ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:YMAM5GVSR7CFTAGSWL5HU6P2JJ","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":"deca225889654bf68444ee1905fb2f9d5dfb8ea9555204c6961f71bd8877d2be","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2017-01-13T08:34:19Z","title_canon_sha256":"7f3b18048f92fd415b8df4d718351651c0202f4baecb9659cce63de6ad59a47f"},"schema_version":"1.0","source":{"id":"1701.03588","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1701.03588","created_at":"2026-05-18T00:52:54Z"},{"alias_kind":"arxiv_version","alias_value":"1701.03588v1","created_at":"2026-05-18T00:52:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1701.03588","created_at":"2026-05-18T00:52:54Z"},{"alias_kind":"pith_short_12","alias_value":"YMAM5GVSR7CF","created_at":"2026-05-18T12:31:56Z"},{"alias_kind":"pith_short_16","alias_value":"YMAM5GVSR7CFTAGS","created_at":"2026-05-18T12:31:56Z"},{"alias_kind":"pith_short_8","alias_value":"YMAM5GVS","created_at":"2026-05-18T12:31:56Z"}],"graph_snapshots":[{"event_id":"sha256:caa552511ae760e5c63de582bf45c01a1e4d62dd67dd84b82b8008cbb658db3b","target":"graph","created_at":"2026-05-18T00:52:54Z","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":"Multiple quantum (MQ) NMR methods \\cite{Baum} are applied to the analysis of various problems of quantum information processing.\n  It is shown that the two-spin/two-quantum Hamiltonian \\cite{Baum} describing MQ NMR dynamics is related to the flip-flop Hamiltonian of a one-dimensional spin system in the approximation of the nearest neighbor interactions.\n  As a result, it is possible to organize quantum state transfer along a linear chain.\n  MQ NMR experiments are performed on quasi-one-dimensional chains of \\BPChem{\\^{19}F} nuclei in calcium fluorapatite \\BPChem{Ca\\_5(PO\\_4)\\_3F}. Relaxation o","authors_text":"A. V. Fedorova, E. B. Fel'dman, G. A. Bochkin, S. G. Vasil'ev, S. I. Doronin","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2017-01-13T08:34:19Z","title":"Experimental and theoretical investigations of quantum state transfer and decoherence processes in quasi-one-dimensional systems in multiple-quantum NMR experiments"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1701.03588","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":"sha256:19ef632ceaf44a5a0f4101d91cdc8e4f1fd285de90ff21d05b7dd2428e01127f","target":"record","created_at":"2026-05-18T00:52:54Z","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":"deca225889654bf68444ee1905fb2f9d5dfb8ea9555204c6961f71bd8877d2be","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2017-01-13T08:34:19Z","title_canon_sha256":"7f3b18048f92fd415b8df4d718351651c0202f4baecb9659cce63de6ad59a47f"},"schema_version":"1.0","source":{"id":"1701.03588","kind":"arxiv","version":1}},"canonical_sha256":"c300ce9ab28fc45980d2b2fa7a79fa4a5d38ae350b027130065d0d5d9ea5dbad","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c300ce9ab28fc45980d2b2fa7a79fa4a5d38ae350b027130065d0d5d9ea5dbad","first_computed_at":"2026-05-18T00:52:54.408368Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:52:54.408368Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"qKwX1Sc8GrrSZszrr+KkH8cFfM+CzqGjPX9GaoymEopr66KXVAWXOavdzghhkpb1ITbPnj06YGoxSEEhCl6bCg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:52:54.409173Z","signed_message":"canonical_sha256_bytes"},"source_id":"1701.03588","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:19ef632ceaf44a5a0f4101d91cdc8e4f1fd285de90ff21d05b7dd2428e01127f","sha256:caa552511ae760e5c63de582bf45c01a1e4d62dd67dd84b82b8008cbb658db3b"],"state_sha256":"64c41a1012bf04161c119611a936d14b56af61424f7ccfa84c230efbb771237d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SwU/fXQEqao225GJ6ZMlDb/AR4sUfRipIc1eBY4Z90XDETjCf8h6+oK6b11YI3LAIjrvnUjYwOqvznKODDF1Dw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-22T08:23:00.134766Z","bundle_sha256":"6d48a1847d3022f7a5ff83127ddc49eb2e8aca582f3d1566721c15f7a416a11c"}}