Pith Number

pith:B6KU7CJN

pith:2021:B6KU7CJNRBRV6VVHHFLQOG7443

not attested not anchored not stored refs pending

A realistic approach to generate masked faces applied on two novel masked face recognition data sets

Adrian Sandru, Bogdan Alexe, Georgian Duta, Mariana-Iuliana Georgescu, Marius Popescu, Radu Tudor Ionescu, Tudor Mare

arxiv:2109.01745 v5 · 2021-09-03 · cs.CV · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{B6KU7CJNRBRV6VVHHFLQOG7443}

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	2026-07-05T03:25:17.096177Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0f954f892d88635f56a73957071bfce6facca03e0754d8bae5be4a8443ed3076

Aliases

arxiv: 2109.01745 · arxiv_version: 2109.01745v5 · doi: 10.48550/arxiv.2109.01745 · pith_short_12: B6KU7CJNRBRV · pith_short_16: B6KU7CJNRBRV6VVH · pith_short_8: B6KU7CJN

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/B6KU7CJNRBRV6VVHHFLQOG7443 \
  | 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: 0f954f892d88635f56a73957071bfce6facca03e0754d8bae5be4a8443ed3076

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e28d4f3fd9cef331ef83d3ada4964cab03e539eb2d701e838de84e6f1ec3fcf8",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-09-03T22:33:55Z",
    "title_canon_sha256": "e0a4e4dfa50cf5744696838083f909120f3e8c2faf31c897ec5e93bc78c384e2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.01745",
    "kind": "arxiv",
    "version": 5
  }
}