Pith Number

pith:NDYO3BNH

pith:2019:NDYO3BNHQKTP2GQCDQJMFACXXH

not attested not anchored not stored refs pending

Interactive Duplicate Search in Software Documentation

A.A. Shelikhovskii, A.I. Vasenina, A.N. Smirnova, A.N. Terekhov, D.A. Grigoriev, D.V. Borovkov, D.V. Koznov, D.V. Luciv, G.A. Chernishev, K.Yu. Romanovsky

arxiv:1908.08266 v1 · 2019-08-22 · cs.SE · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NDYO3BNHQKTP2GQCDQJMFACXXH}

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	2026-07-04T23:59:11.305153Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

68f0ed85a782a6fd1a021c12c28057b9f2a501757b1e35d9758d235fc76c8819

Aliases

arxiv: 1908.08266 · arxiv_version: 1908.08266v1 · doi: 10.48550/arxiv.1908.08266 · pith_short_12: NDYO3BNHQKTP · pith_short_16: NDYO3BNHQKTP2GQC · pith_short_8: NDYO3BNH

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/NDYO3BNHQKTP2GQCDQJMFACXXH \
  | 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: 68f0ed85a782a6fd1a021c12c28057b9f2a501757b1e35d9758d235fc76c8819

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "38e5cde63ad422853d8438092043b0a3b508d7e14741745d14009e2f5c5ba5f5",
    "cross_cats_sorted": [
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2019-08-22T09:12:59Z",
    "title_canon_sha256": "835c22ed79ff08504d454a6261d2c20e40502da6c150641d8a062f0ad59fa06c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.08266",
    "kind": "arxiv",
    "version": 1
  }
}