Pith Number

pith:M3TOFCXY

pith:2019:M3TOFCXYKJWVQOKHVEJSFYDVMG

not attested not anchored not stored refs pending

On measuring the iconicity of a face

Carlos D. Castillo, Prithviraj Dhar, Rama Chellappa

arxiv:1903.01581 v1 · 2019-03-04 · 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{M3TOFCXYKJWVQOKHVEJSFYDVMG}

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	2026-05-17T23:52:00.247907Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

66e6e28af8526d583947a91322e07561be7cf7145a5fea7f4455c49e134b5b63

Aliases

arxiv: 1903.01581 · arxiv_version: 1903.01581v1 · doi: 10.48550/arxiv.1903.01581 · pith_short_12: M3TOFCXYKJWV · pith_short_16: M3TOFCXYKJWVQOKH · pith_short_8: M3TOFCXY

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/M3TOFCXYKJWVQOKHVEJSFYDVMG \
  | 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: 66e6e28af8526d583947a91322e07561be7cf7145a5fea7f4455c49e134b5b63

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9afa719e227a384d0103089d3efce5bc7a1b761f8bbda856b2e0bae0416d53e0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-03-04T23:16:36Z",
    "title_canon_sha256": "84dc66af2cb59c437bdb5b6d74782721c0f9a5adc5f5122c703b949b7d41ce03"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.01581",
    "kind": "arxiv",
    "version": 1
  }
}