Pith Number

pith:KO466WLE

pith:2018:KO466WLETWRNKX4JPXUQWDJV4O

not attested not anchored not stored refs pending

Facial emotion recognition using min-max similarity classifier

Alex Pappachen James, Olga Krestinskaya

arxiv:1801.00451 v1 · 2018-01-01 · 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{KO466WLETWRNKX4JPXUQWDJV4O}

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	2026-05-18T00:26:58.155576Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

53b9ef59649da2d55f897de90b0d35e3b99151fcf666095b61d1f7160796d8d0

Aliases

arxiv: 1801.00451 · arxiv_version: 1801.00451v1 · doi: 10.48550/arxiv.1801.00451 · pith_short_12: KO466WLETWRN · pith_short_16: KO466WLETWRNKX4J · pith_short_8: KO466WLE

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/KO466WLETWRNKX4JPXUQWDJV4O \
  | 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: 53b9ef59649da2d55f897de90b0d35e3b99151fcf666095b61d1f7160796d8d0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6050f6c8ce65ce0d09ccc39e5684af564697525dd546a62882cc163db173b575",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-01-01T14:51:02Z",
    "title_canon_sha256": "7e368cd2f44ebfb7038e7d70536dd5b4930bbbffafb211b9006d2c8304a92940"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.00451",
    "kind": "arxiv",
    "version": 1
  }
}