Pith Number

pith:OUXKHYM5

pith:2013:OUXKHYM5OU6KAYTHWMCDXGCQU2

not attested not anchored not stored refs pending

Structure-preserving color transformations using Laplacian commutativity

Artiom Kovnatsky, Davide Eynard, Michael M. Bronstein

arxiv:1311.0119 v1 · 2013-11-01 · cs.CV · cs.GR · math.SP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OUXKHYM5OU6KAYTHWMCDXGCQU2}

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	2026-05-18T03:08:15.495274Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

752ea3e19d753ca06267b3043b9850a6b6e3fcf99e28e7958f44cbf6695d185b

Aliases

arxiv: 1311.0119 · arxiv_version: 1311.0119v1 · doi: 10.48550/arxiv.1311.0119 · pith_short_12: OUXKHYM5OU6K · pith_short_16: OUXKHYM5OU6KAYTH · pith_short_8: OUXKHYM5

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/OUXKHYM5OU6KAYTHWMCDXGCQU2 \
  | 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: 752ea3e19d753ca06267b3043b9850a6b6e3fcf99e28e7958f44cbf6695d185b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6c57fdf5d9148e865a7589da8cc2a9eb24b61a8659ba0821b3c2dc09e85fdc3c",
    "cross_cats_sorted": [
      "cs.GR",
      "math.SP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2013-11-01T08:48:36Z",
    "title_canon_sha256": "6f1f81d1e94ae192394f5e2ccd274263856c76e3ad9bbed618f237d07ce20fb1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.0119",
    "kind": "arxiv",
    "version": 1
  }
}