Pith Number

pith:NWU3REKF

pith:2013:NWU3REKF7VXO3NQJ7ZVX6J3MLB

not attested not anchored not stored refs pending

A Geometric Approach to Sound Source Localization from Time-Delay Estimates

Radu Horaud, Xavier Alameda-Pineda

arxiv:1311.1047 v2 · 2013-11-05 · cs.SD

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NWU3REKF7VXO3NQJ7ZVX6J3MLB}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T02:45:31.828778Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6da9b89145fd6eedb609fe6b7f276c584b9091873df6eb812de17c1d42e8520a

Aliases

arxiv: 1311.1047 · arxiv_version: 1311.1047v2 · doi: 10.48550/arxiv.1311.1047 · pith_short_12: NWU3REKF7VXO · pith_short_16: NWU3REKF7VXO3NQJ · pith_short_8: NWU3REKF

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/NWU3REKF7VXO3NQJ7ZVX6J3MLB \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 6da9b89145fd6eedb609fe6b7f276c584b9091873df6eb812de17c1d42e8520a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "47478e54119b361a9ccf3a0b6d3d7e76b893d77bfa1711a7d9060cc2d077df86",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SD",
    "submitted_at": "2013-11-05T13:38:52Z",
    "title_canon_sha256": "4711a26966187f29d0e97bb7eeed7f0625aba9c551c832ce53069be572feead4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.1047",
    "kind": "arxiv",
    "version": 2
  }
}