Pith Number

pith:KC4XCR3J

pith:2019:KC4XCR3J5XBFLMKJIKISEX33BE

not attested not anchored not stored refs pending

Weighted delay-and-sum beamforming guided by visual tracking for human-robot interaction

Alejandro D\'iaz, Jorge Wuth, Jos\'e Novoa, Nestor Becerra Yoma, Richard Stern, Rodrigo Mahu

arxiv:1906.07298 v1 · 2019-06-17 · eess.AS · cs.SD · eess.IV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KC4XCR3J5XBFLMKJIKISEX33BE}

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	2026-05-17T23:43:08.261470Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

50b9714769edc255b1494291225f7b093d9a208aa9b91f91ce6367bb4ba55099

Aliases

arxiv: 1906.07298 · arxiv_version: 1906.07298v1 · doi: 10.48550/arxiv.1906.07298 · pith_short_12: KC4XCR3J5XBF · pith_short_16: KC4XCR3J5XBFLMKJ · pith_short_8: KC4XCR3J

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/KC4XCR3J5XBFLMKJIKISEX33BE \
  | 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: 50b9714769edc255b1494291225f7b093d9a208aa9b91f91ce6367bb4ba55099

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4140daa172bde8471eee44eaaeeb286851d05ee0d15306f0f3d6916bbcaeb0a1",
    "cross_cats_sorted": [
      "cs.SD",
      "eess.IV"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "eess.AS",
    "submitted_at": "2019-06-17T22:57:02Z",
    "title_canon_sha256": "4d05a8c58f04ead56964567e1c7f15445d8d2ee999035ef3aa90e697e63819cd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.07298",
    "kind": "arxiv",
    "version": 1
  }
}