Pith Number

pith:KT5VV4HJ

pith:2014:KT5VV4HJL22TFFNLG4M4S3X3B5

not attested not anchored not stored refs pending

An Algebraical Model for Gray Level Images

Vasile Patrascu

arxiv:1412.5322 v1 · 2014-12-17 · 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{KT5VV4HJL22TFFNLG4M4S3X3B5}

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	2026-05-18T02:31:03.235717Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

54fb5af0e95eb53295ab3719c96efb0f645d323cbda790317062f9efc1e26ab8

Aliases

arxiv: 1412.5322 · arxiv_version: 1412.5322v1 · doi: 10.48550/arxiv.1412.5322 · pith_short_12: KT5VV4HJL22T · pith_short_16: KT5VV4HJL22TFFNL · pith_short_8: KT5VV4HJ

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/KT5VV4HJL22TFFNLG4M4S3X3B5 \
  | 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: 54fb5af0e95eb53295ab3719c96efb0f645d323cbda790317062f9efc1e26ab8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f20227ca163cd4eaa68d6ebb563f11bfec990f51e90a6f9ea6e7230ff69058ec",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2014-12-17T10:21:10Z",
    "title_canon_sha256": "a5042f8dcb51fbedfd1d5fcf41b3f6e095fe2b38a3749f9a7e1c4121dd3230b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.5322",
    "kind": "arxiv",
    "version": 1
  }
}