{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2002:RRCB2DLYPWPABWRECSZEUCLCGZ","short_pith_number":"pith:RRCB2DLY","schema_version":"1.0","canonical_sha256":"8c441d0d787d9e00da2414b24a09623672bbef98ba8aa20fc2540592935b5918","source":{"kind":"arxiv","id":"cond-mat/0206388","version":1},"attestation_state":"computed","paper":{"title":"A new view of the spin echo diffusive diffraction on porous structures","license":"","headline":"","cross_cats":["cond-mat.stat-mech"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Janez Stepisnik","submitted_at":"2002-06-20T13:29:30Z","abstract_excerpt":"Analysis with the characteristic functional of stochastic motion is used for the gradient spin echo measurement of restricted motion to clarify details of the diffraction-like effect in a porous structure. It gives the diffusive diffraction as an interference of spin phase shifts due to the back-flow of spins bouncing at the boundaries, when mean displacement of scattered spins is equal to the spin phase grating prepared by applied magnetic field gradients. The diffraction patterns convey information about morphology of the surrounding media at times long enough that opposite boundaries are re"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"cond-mat/0206388","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2002-06-20T13:29:30Z","cross_cats_sorted":["cond-mat.stat-mech"],"title_canon_sha256":"1594664bceb5aba6c22a36e57da21f8cffc6abadadb744f74536fd4777a3df5e","abstract_canon_sha256":"e933c886ad305ea4512b04b0d1ea3e06e71df3f585a05e1c5a87aa96ec8e70e2"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:39:49.552963Z","signature_b64":"nEYidl/H4kxPdQCXReF3Tfs7MTQ5Bt+ADjsKwNAZKomO3sJXbWA90e/O/CrAX2vtxHrY/zAsG6gYBQ8KvdphDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8c441d0d787d9e00da2414b24a09623672bbef98ba8aa20fc2540592935b5918","last_reissued_at":"2026-05-18T04:39:49.552283Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:39:49.552283Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A new view of the spin echo diffusive diffraction on porous structures","license":"","headline":"","cross_cats":["cond-mat.stat-mech"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Janez Stepisnik","submitted_at":"2002-06-20T13:29:30Z","abstract_excerpt":"Analysis with the characteristic functional of stochastic motion is used for the gradient spin echo measurement of restricted motion to clarify details of the diffraction-like effect in a porous structure. It gives the diffusive diffraction as an interference of spin phase shifts due to the back-flow of spins bouncing at the boundaries, when mean displacement of scattered spins is equal to the spin phase grating prepared by applied magnetic field gradients. The diffraction patterns convey information about morphology of the surrounding media at times long enough that opposite boundaries are re"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"cond-mat/0206388","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"cond-mat/0206388","created_at":"2026-05-18T04:39:49.552411+00:00"},{"alias_kind":"arxiv_version","alias_value":"cond-mat/0206388v1","created_at":"2026-05-18T04:39:49.552411+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.cond-mat/0206388","created_at":"2026-05-18T04:39:49.552411+00:00"},{"alias_kind":"pith_short_12","alias_value":"RRCB2DLYPWPA","created_at":"2026-05-18T12:25:51.375804+00:00"},{"alias_kind":"pith_short_16","alias_value":"RRCB2DLYPWPABWRE","created_at":"2026-05-18T12:25:51.375804+00:00"},{"alias_kind":"pith_short_8","alias_value":"RRCB2DLY","created_at":"2026-05-18T12:25:51.375804+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/RRCB2DLYPWPABWRECSZEUCLCGZ","json":"https://pith.science/pith/RRCB2DLYPWPABWRECSZEUCLCGZ.json","graph_json":"https://pith.science/api/pith-number/RRCB2DLYPWPABWRECSZEUCLCGZ/graph.json","events_json":"https://pith.science/api/pith-number/RRCB2DLYPWPABWRECSZEUCLCGZ/events.json","paper":"https://pith.science/paper/RRCB2DLY"},"agent_actions":{"view_html":"https://pith.science/pith/RRCB2DLYPWPABWRECSZEUCLCGZ","download_json":"https://pith.science/pith/RRCB2DLYPWPABWRECSZEUCLCGZ.json","view_paper":"https://pith.science/paper/RRCB2DLY","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=cond-mat/0206388&json=true","fetch_graph":"https://pith.science/api/pith-number/RRCB2DLYPWPABWRECSZEUCLCGZ/graph.json","fetch_events":"https://pith.science/api/pith-number/RRCB2DLYPWPABWRECSZEUCLCGZ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/RRCB2DLYPWPABWRECSZEUCLCGZ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/RRCB2DLYPWPABWRECSZEUCLCGZ/action/storage_attestation","attest_author":"https://pith.science/pith/RRCB2DLYPWPABWRECSZEUCLCGZ/action/author_attestation","sign_citation":"https://pith.science/pith/RRCB2DLYPWPABWRECSZEUCLCGZ/action/citation_signature","submit_replication":"https://pith.science/pith/RRCB2DLYPWPABWRECSZEUCLCGZ/action/replication_record"}},"created_at":"2026-05-18T04:39:49.552411+00:00","updated_at":"2026-05-18T04:39:49.552411+00:00"}