Pith Number

pith:QFWBWJQN

pith:2021:QFWBWJQNRF333YWFSTFHADLQ6E

not attested not anchored not stored refs pending

Analysis of Manual and Automated Skin Tone Assignments for Face Recognition Applications

Kevin W. Bowyer, KS Krishnapriya, Michael C. King

arxiv:2104.14685 v1 · 2021-04-29 · 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{QFWBWJQNRF333YWFSTFHADLQ6E}

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.

Cited by

1 paper in Pith

Evaluating Fairness and Mitigating Bias in Machine Learning: A Novel Technique using Tensor Data and Bayesian Regression

Receipt and verification

First computed	2026-07-05T02:36:25.312128Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

816c1b260d8977bde2c594ca700d70f1178efd447ffbaa7502056eb3d3ff8469

Aliases

arxiv: 2104.14685 · arxiv_version: 2104.14685v1 · doi: 10.48550/arxiv.2104.14685 · pith_short_12: QFWBWJQNRF33 · pith_short_16: QFWBWJQNRF333YWF · pith_short_8: QFWBWJQN

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/QFWBWJQNRF333YWFSTFHADLQ6E \
  | 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: 816c1b260d8977bde2c594ca700d70f1178efd447ffbaa7502056eb3d3ff8469

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dca2514a01641398e6dde88ecb3d63387437b47cdfd1925765535011d0b27e5e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-04-29T22:35:47Z",
    "title_canon_sha256": "0023923aad56d323c1141e71625c6d48375206ed0bdd524d84292115ac62a7d3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.14685",
    "kind": "arxiv",
    "version": 1
  }
}