Pith Number

pith:A63A4JVL

pith:2021:A63A4JVL5Y6EBWF67WBQT3NSSV

not attested not anchored not stored refs pending

Effectiveness of Detection-based and Regression-based Approaches for Estimating Mask-Wearing Ratio

Huy H. Nguyen, Isao Echizen, Junichi Yamagishi, Khanh-Duy Nguyen, Trung-Nghia Le

arxiv:2111.12888 v3 · 2021-11-25 · cs.CV · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{A63A4JVL5Y6EBWF67WBQT3NSSV}

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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	2026-07-05T03:37:29.881559Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

07b60e26abee3c40d8befd8309edb2954dd9edadcf9d8df389de86b6181f88a5

Aliases

arxiv: 2111.12888 · arxiv_version: 2111.12888v3 · doi: 10.48550/arxiv.2111.12888 · pith_short_12: A63A4JVL5Y6E · pith_short_16: A63A4JVL5Y6EBWF6 · pith_short_8: A63A4JVL

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/A63A4JVL5Y6EBWF67WBQT3NSSV \
  | 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: 07b60e26abee3c40d8befd8309edb2954dd9edadcf9d8df389de86b6181f88a5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1bb3dae7bcc4c9c9dc2e2db28056ec2a977eb704dc5fb39b8117b664bde641c0",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-11-25T03:32:13Z",
    "title_canon_sha256": "c2f1a74f17de0ebab8c1926912d04f365a8734d1a2bb73cf7f112d93c1df8cc8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.12888",
    "kind": "arxiv",
    "version": 3
  }
}