{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:UISVE3EMXD4XOTKR4JQBGFPFZL","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":"218ebe3213e8e96ce054db865111489e6da9f14fabad09d0e42a40f4507e82ce","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.geo-ph","submitted_at":"2021-04-22T14:36:45Z","title_canon_sha256":"068f607b97c15810048a41c4edcda907d559c65cc90ab3503a9e61e6ee85d2db"},"schema_version":"1.0","source":{"id":"2104.11102","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2104.11102","created_at":"2026-07-05T04:06:41Z"},{"alias_kind":"arxiv_version","alias_value":"2104.11102v1","created_at":"2026-07-05T04:06:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2104.11102","created_at":"2026-07-05T04:06:41Z"},{"alias_kind":"pith_short_12","alias_value":"UISVE3EMXD4X","created_at":"2026-07-05T04:06:41Z"},{"alias_kind":"pith_short_16","alias_value":"UISVE3EMXD4XOTKR","created_at":"2026-07-05T04:06:41Z"},{"alias_kind":"pith_short_8","alias_value":"UISVE3EM","created_at":"2026-07-05T04:06:41Z"}],"graph_snapshots":[{"event_id":"sha256:66ff1b5321d51d9e29367e35c536a0757cfa364c6a805c0a9cdec5c6b5ccba8e","target":"graph","created_at":"2026-07-05T04:06:41Z","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/2104.11102/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Motivated from the quadratic dependence of peak structural displacements to the pulse period, $T_p$, of pulse-like ground motions, this paper revisits the $T_p$--$M_\\text{W}$ relations of ground motions generated from near-source earthquakes with epicentral distances, $D\\leq$ 20 km. A total of 1260 ground motions are interrogated with wavelet analysis to identify energetic acceleration pulses (not velocity pulses) and extract their optimal period, $T_p$, amplitude, $a_p$, phase, $\\phi$ and number of half-cycles, $\\gamma$. The interrogation of acceleration records with wavelet analysis is capab","authors_text":"Eleftheria Efthymiou, Nicos Makris","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.geo-ph","submitted_at":"2021-04-22T14:36:45Z","title":"Pulse-Period--Moment-Magnitude Relations Derived with Wavelet Analysis and their Relevance to Estimate Structural Deformations"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2104.11102","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":"sha256:127828107f2c60c9d20ee769eeadeb04b0289b2490d0e7f64e4573457e39fc9b","target":"record","created_at":"2026-07-05T04:06:41Z","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":"218ebe3213e8e96ce054db865111489e6da9f14fabad09d0e42a40f4507e82ce","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.geo-ph","submitted_at":"2021-04-22T14:36:45Z","title_canon_sha256":"068f607b97c15810048a41c4edcda907d559c65cc90ab3503a9e61e6ee85d2db"},"schema_version":"1.0","source":{"id":"2104.11102","kind":"arxiv","version":1}},"canonical_sha256":"a225526c8cb8f9774d51e2601315e5cadd8cc6f1afa09e56f29fa74ad3564915","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a225526c8cb8f9774d51e2601315e5cadd8cc6f1afa09e56f29fa74ad3564915","first_computed_at":"2026-07-05T04:06:41.861898Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T04:06:41.861898Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ePKi5yUGJCKaIsp1Ut0OWGM/qb1o86OSRjY8PHbUPbYNH0WQHvrAALA6SKO31LW04126XfuWiGILy3DbH0yuBA==","signature_status":"signed_v1","signed_at":"2026-07-05T04:06:41.862338Z","signed_message":"canonical_sha256_bytes"},"source_id":"2104.11102","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:127828107f2c60c9d20ee769eeadeb04b0289b2490d0e7f64e4573457e39fc9b","sha256:66ff1b5321d51d9e29367e35c536a0757cfa364c6a805c0a9cdec5c6b5ccba8e"],"state_sha256":"e931fe12eb8481af12645c890e650e9e196ace313057db76cf1b3fa9425d169b"}