Pith Number

pith:QICJQ7KX

pith:2021:QICJQ7KXGCJXGQGEOCOLUKRROR

not attested not anchored not stored refs pending

Face Verification with Challenging Imposters and Diversified Demographics

(2) University Politehnica of Bucharest, Adrian Popescu (1), Bogdan Ionescu (2) ((1) Universit\'e Paris-Saclay, CEA, France, J\'er\^ome Deshayes-Chossart (1), LIST, Liviu-Daniel \c{S}tefan (2), Palaiseau, Romania)

arxiv:2110.08667 v1 · 2021-10-16 · 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{QICJQ7KXGCJXGQGEOCOLUKRROR}

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	2026-07-05T03:23:19.199306Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8204987d5730937340c4709cba2a31744f15b46e52e8f6fb36079809b81d6ee8

Aliases

arxiv: 2110.08667 · arxiv_version: 2110.08667v1 · doi: 10.48550/arxiv.2110.08667 · pith_short_12: QICJQ7KXGCJX · pith_short_16: QICJQ7KXGCJXGQGE · pith_short_8: QICJQ7KX

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/QICJQ7KXGCJXGQGEOCOLUKRROR \
  | 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: 8204987d5730937340c4709cba2a31744f15b46e52e8f6fb36079809b81d6ee8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "033144b241092aad5a2ec749e0421a05a10b587066ffeb69fa9f14fa4fdbddff",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-10-16T21:34:59Z",
    "title_canon_sha256": "fc4928cdba6ca89d3a6d9aa85081040b58451eff43b1dcc6f7e71217514dfe8d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.08667",
    "kind": "arxiv",
    "version": 1
  }
}