{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2015:6B6XLI7W66SOY7VOYQCLWDRBTS","short_pith_number":"pith:6B6XLI7W","schema_version":"1.0","canonical_sha256":"f07d75a3f6f7a4ec7eaec404bb0e219ca59432ff11456044368bb8db27c9ee39","source":{"kind":"arxiv","id":"1512.05103","version":1},"attestation_state":"computed","paper":{"title":"Simultaneous Acoustic Localization of Multiple Smartphones with Euclidean Distance Matrices","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.SD"],"primary_cat":"cs.NI","authors_text":"Dacfey Dzung, Seyed-Mohsen Moosavi-Dezfooli, Yvonne-Anne Pignolet","submitted_at":"2015-12-16T09:46:53Z","abstract_excerpt":"In this paper, we present an acoustic localization system for multiple devices. In contrast to systems which localise a device relative to one or several anchor points, we focus on the joint localisation of several devices relative to each other. We present a prototype of our system on off-the-shelf smartphones. No user interaction is required, the phones emit acoustic pulses according to a precomputed schedule. Using the elapsed time between two times of arrivals (ETOA) method with sample counting, distances between the devices are estimated. These, possibly incomplete, distances are the inpu"},"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":"1512.05103","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2015-12-16T09:46:53Z","cross_cats_sorted":["cs.SD"],"title_canon_sha256":"d036024c1b21d990a1ad59a0adaf62166f0575b0088ab1bd625c57cb555710bd","abstract_canon_sha256":"157b3538f723c78c2a8e20ea385bed6bf35a634e521845413c2d72ea7a726a90"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:24:13.481821Z","signature_b64":"qfby+dQQemTX7h5UW3ZRIn1VxWZUB7J0mDuUEtUbdFXkXUvtbNwyjBEafZwbp7SY8y29N5MKkzBfZrRiOkFJCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f07d75a3f6f7a4ec7eaec404bb0e219ca59432ff11456044368bb8db27c9ee39","last_reissued_at":"2026-05-18T01:24:13.481277Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:24:13.481277Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Simultaneous Acoustic Localization of Multiple Smartphones with Euclidean Distance Matrices","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.SD"],"primary_cat":"cs.NI","authors_text":"Dacfey Dzung, Seyed-Mohsen Moosavi-Dezfooli, Yvonne-Anne Pignolet","submitted_at":"2015-12-16T09:46:53Z","abstract_excerpt":"In this paper, we present an acoustic localization system for multiple devices. In contrast to systems which localise a device relative to one or several anchor points, we focus on the joint localisation of several devices relative to each other. We present a prototype of our system on off-the-shelf smartphones. No user interaction is required, the phones emit acoustic pulses according to a precomputed schedule. Using the elapsed time between two times of arrivals (ETOA) method with sample counting, distances between the devices are estimated. These, possibly incomplete, distances are the inpu"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1512.05103","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":"1512.05103","created_at":"2026-05-18T01:24:13.481380+00:00"},{"alias_kind":"arxiv_version","alias_value":"1512.05103v1","created_at":"2026-05-18T01:24:13.481380+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1512.05103","created_at":"2026-05-18T01:24:13.481380+00:00"},{"alias_kind":"pith_short_12","alias_value":"6B6XLI7W66SO","created_at":"2026-05-18T12:29:07.941421+00:00"},{"alias_kind":"pith_short_16","alias_value":"6B6XLI7W66SOY7VO","created_at":"2026-05-18T12:29:07.941421+00:00"},{"alias_kind":"pith_short_8","alias_value":"6B6XLI7W","created_at":"2026-05-18T12:29:07.941421+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/6B6XLI7W66SOY7VOYQCLWDRBTS","json":"https://pith.science/pith/6B6XLI7W66SOY7VOYQCLWDRBTS.json","graph_json":"https://pith.science/api/pith-number/6B6XLI7W66SOY7VOYQCLWDRBTS/graph.json","events_json":"https://pith.science/api/pith-number/6B6XLI7W66SOY7VOYQCLWDRBTS/events.json","paper":"https://pith.science/paper/6B6XLI7W"},"agent_actions":{"view_html":"https://pith.science/pith/6B6XLI7W66SOY7VOYQCLWDRBTS","download_json":"https://pith.science/pith/6B6XLI7W66SOY7VOYQCLWDRBTS.json","view_paper":"https://pith.science/paper/6B6XLI7W","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1512.05103&json=true","fetch_graph":"https://pith.science/api/pith-number/6B6XLI7W66SOY7VOYQCLWDRBTS/graph.json","fetch_events":"https://pith.science/api/pith-number/6B6XLI7W66SOY7VOYQCLWDRBTS/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/6B6XLI7W66SOY7VOYQCLWDRBTS/action/timestamp_anchor","attest_storage":"https://pith.science/pith/6B6XLI7W66SOY7VOYQCLWDRBTS/action/storage_attestation","attest_author":"https://pith.science/pith/6B6XLI7W66SOY7VOYQCLWDRBTS/action/author_attestation","sign_citation":"https://pith.science/pith/6B6XLI7W66SOY7VOYQCLWDRBTS/action/citation_signature","submit_replication":"https://pith.science/pith/6B6XLI7W66SOY7VOYQCLWDRBTS/action/replication_record"}},"created_at":"2026-05-18T01:24:13.481380+00:00","updated_at":"2026-05-18T01:24:13.481380+00:00"}