{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2026:2C2VU556SWSIXJXEQUA6L5ZJTN","short_pith_number":"pith:2C2VU556","schema_version":"1.0","canonical_sha256":"d0b55a77be95a48ba6e48501e5f7299b7c7f439dc4e1a0e6a6c5966c32ddbf62","source":{"kind":"arxiv","id":"2608.07072","version":1},"attestation_state":"computed","paper":{"title":"Effective mass density for wave propagation in periodic layered media in the elasto-acoustic transition","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","headline":"","cross_cats":["cond-mat.mtrl-sci","math.MP"],"primary_cat":"math-ph","authors_text":"Gabriel N\\'u\\~nez, Rapha\\\"el C. Assier, William J. Parnell","submitted_at":"2026-08-07T10:27:02Z","abstract_excerpt":"This article investigates the effective mass density for acoustic and elastic wave propagation in layered media, with emphasis on its transition between these regimes. Conventionally, it is possible to recover the governing equations of acoustics from those of elasticity via the no-shear limit. However, when considering an effective medium, the anisotropic effective mass density typically obtained for acoustics differs from the isotropic one found in elasticity. Furthermore, direct investigation of this limit is hindered by the fact that the effective mass density is independent of the shear m"},"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":"2608.07072","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"math-ph","submitted_at":"2026-08-07T10:27:02Z","cross_cats_sorted":["cond-mat.mtrl-sci","math.MP"],"title_canon_sha256":"87c01a263c6a3a04d490cd362b5254b2ec0c44cabf7fcf276c5634185277f6a7","abstract_canon_sha256":"23c953c12a18ccbf421538db65ef2c4e9cb45f3ecf245487972c7c908e30fc92"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-08-10T01:13:07.721371Z","signature_b64":"b4ygYQYkVlx6DjE0VKCvIh9ZlLKBJgxFwX3Xyhwl+9GGqB8fWe2psmgv4VyPvZwFzRThu8U+Pm5vNUZkjGw3BA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d0b55a77be95a48ba6e48501e5f7299b7c7f439dc4e1a0e6a6c5966c32ddbf62","last_reissued_at":"2026-08-10T01:13:07.718896Z","signature_status":"signed_v1","first_computed_at":"2026-08-10T01:13:07.718896Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Effective mass density for wave propagation in periodic layered media in the elasto-acoustic transition","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","headline":"","cross_cats":["cond-mat.mtrl-sci","math.MP"],"primary_cat":"math-ph","authors_text":"Gabriel N\\'u\\~nez, Rapha\\\"el C. Assier, William J. Parnell","submitted_at":"2026-08-07T10:27:02Z","abstract_excerpt":"This article investigates the effective mass density for acoustic and elastic wave propagation in layered media, with emphasis on its transition between these regimes. Conventionally, it is possible to recover the governing equations of acoustics from those of elasticity via the no-shear limit. However, when considering an effective medium, the anisotropic effective mass density typically obtained for acoustics differs from the isotropic one found in elasticity. Furthermore, direct investigation of this limit is hindered by the fact that the effective mass density is independent of the shear m"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2608.07072","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/2608.07072/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"},"aliases":[{"alias_kind":"arxiv","alias_value":"2608.07072","created_at":"2026-08-10T01:13:07.719961+00:00"},{"alias_kind":"arxiv_version","alias_value":"2608.07072v1","created_at":"2026-08-10T01:13:07.719961+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2608.07072","created_at":"2026-08-10T01:13:07.719961+00:00"},{"alias_kind":"pith_short_12","alias_value":"2C2VU556SWSI","created_at":"2026-08-10T01:13:07.719961+00:00"},{"alias_kind":"pith_short_16","alias_value":"2C2VU556SWSIXJXE","created_at":"2026-08-10T01:13:07.719961+00:00"},{"alias_kind":"pith_short_8","alias_value":"2C2VU556","created_at":"2026-08-10T01:13:07.719961+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/2C2VU556SWSIXJXEQUA6L5ZJTN","json":"https://pith.science/pith/2C2VU556SWSIXJXEQUA6L5ZJTN.json","graph_json":"https://pith.science/api/pith-number/2C2VU556SWSIXJXEQUA6L5ZJTN/graph.json","events_json":"https://pith.science/api/pith-number/2C2VU556SWSIXJXEQUA6L5ZJTN/events.json","paper":"https://pith.science/paper/2C2VU556"},"agent_actions":{"view_html":"https://pith.science/pith/2C2VU556SWSIXJXEQUA6L5ZJTN","download_json":"https://pith.science/pith/2C2VU556SWSIXJXEQUA6L5ZJTN.json","view_paper":"https://pith.science/paper/2C2VU556","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2608.07072&json=true","fetch_graph":"https://pith.science/api/pith-number/2C2VU556SWSIXJXEQUA6L5ZJTN/graph.json","fetch_events":"https://pith.science/api/pith-number/2C2VU556SWSIXJXEQUA6L5ZJTN/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/2C2VU556SWSIXJXEQUA6L5ZJTN/action/timestamp_anchor","attest_storage":"https://pith.science/pith/2C2VU556SWSIXJXEQUA6L5ZJTN/action/storage_attestation","attest_author":"https://pith.science/pith/2C2VU556SWSIXJXEQUA6L5ZJTN/action/author_attestation","sign_citation":"https://pith.science/pith/2C2VU556SWSIXJXEQUA6L5ZJTN/action/citation_signature","submit_replication":"https://pith.science/pith/2C2VU556SWSIXJXEQUA6L5ZJTN/action/replication_record"}},"created_at":"2026-08-10T01:13:07.719961+00:00","updated_at":"2026-08-10T01:13:07.719961+00:00"}