Pith Number

pith:WAJSHGWF

pith:2020:WAJSHGWFT6U3MM3YNL2JS4KC64

not attested not anchored not stored refs pending

Low cost enhanced security face recognition with stereo cameras

Biel Tura Vecino, Mart\'i Cobos, Philippe Salembier

arxiv:2011.02222 v1 · 2020-11-04 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WAJSHGWFT6U3MM3YNL2JS4KC64}

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	2026-07-05T01:49:10.492007Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b013239ac59fa9b633786af4997142f723ef7aebc21acb45e6c5c199349e20f0

Aliases

arxiv: 2011.02222 · arxiv_version: 2011.02222v1 · doi: 10.48550/arxiv.2011.02222 · pith_short_12: WAJSHGWFT6U3 · pith_short_16: WAJSHGWFT6U3MM3Y · pith_short_8: WAJSHGWF

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/WAJSHGWFT6U3MM3YNL2JS4KC64 \
  | 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: b013239ac59fa9b633786af4997142f723ef7aebc21acb45e6c5c199349e20f0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "238699825bc7eb1d0b67d21dd2773f6c3e4b339ecfcd90715b657566b0a06590",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2020-11-04T10:55:40Z",
    "title_canon_sha256": "f746731d6e3895671803b4fc3101d1cf30d0bc7aed280e10b273f73599b3bc2f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2011.02222",
    "kind": "arxiv",
    "version": 1
  }
}