Pith Number

pith:3K2F3AJG

pith:2018:3K2F3AJGOQEZ34W35NL3ULDF7L

not attested not anchored not stored refs pending

Innovative Texture Database Collecting Approach and Feature Extraction Method based on Combination of Gray Tone Difference Matrixes, Local Binary Patterns,and K-means Clustering

Shervan Fekri-Ershad

arxiv:1803.04125 v1 · 2018-03-12 · 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{3K2F3AJGOQEZ34W35NL3ULDF7L}

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	2026-05-18T00:21:32.565194Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dab45d812674099df2dbeb57ba2c65facb570412ee8d24ec1cf9dda7244836f5

Aliases

arxiv: 1803.04125 · arxiv_version: 1803.04125v1 · doi: 10.48550/arxiv.1803.04125 · pith_short_12: 3K2F3AJGOQEZ · pith_short_16: 3K2F3AJGOQEZ34W3 · pith_short_8: 3K2F3AJG

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/3K2F3AJGOQEZ34W35NL3ULDF7L \
  | 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: dab45d812674099df2dbeb57ba2c65facb570412ee8d24ec1cf9dda7244836f5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "70ca58b5ce5b8aa9d1ee16457110dbb4f43ee84c18348a22c8ad3d7096b42830",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-03-12T06:15:49Z",
    "title_canon_sha256": "077778849ae1ff5715ecbec4434b6853b3c09ea6701df8dca657337805b97e1e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.04125",
    "kind": "arxiv",
    "version": 1
  }
}