Pith Number

pith:7H2NQMEH

pith:2021:7H2NQMEH4BEOMGCC2OCTLVGE52

not attested not anchored not stored refs pending

A Study of Face Obfuscation in ImageNet

Jacqueline Yau, Jia Deng, Kaiyu Yang, Li Fei-Fei, Olga Russakovsky

arxiv:2103.06191 v3 · 2021-03-10 · 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{7H2NQMEH4BEOMGCC2OCTLVGE52}

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	2026-07-05T04:30:31.886555Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f9f4d83087e048e61842d38535d4c4ee9b5581c728f8dab452dd4b0af836ea32

Aliases

arxiv: 2103.06191 · arxiv_version: 2103.06191v3 · doi: 10.48550/arxiv.2103.06191 · pith_short_12: 7H2NQMEH4BEO · pith_short_16: 7H2NQMEH4BEOMGCC · pith_short_8: 7H2NQMEH

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/7H2NQMEH4BEOMGCC2OCTLVGE52 \
  | 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: f9f4d83087e048e61842d38535d4c4ee9b5581c728f8dab452dd4b0af836ea32

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "54cb2404e48934331fb0db67e248673e6661bca98f925ed1dda7fcfcb52aaba6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-03-10T17:11:34Z",
    "title_canon_sha256": "a5a53e0d83dca6f28d3c29c4c0cf23c465b633a6def3c5bed2256271c9475e75"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.06191",
    "kind": "arxiv",
    "version": 3
  }
}