Pith Number

pith:OIHURMRY

pith:2013:OIHURMRYLS3UYQ6EMBS4I7X2I6

not attested not anchored not stored refs pending

Various improvements to text fingerprinting

Djamal Belazzougui, Mathieu Raffinot, Roman Kolpakov

arxiv:1301.3488 v1 · 2013-01-15 · cs.DS · cs.DM · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OIHURMRYLS3UYQ6EMBS4I7X2I6}

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	2026-05-18T03:36:25.528764Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

720f48b2385cb74c43c46065c47efa47898bd215bc306537b6de425c1c004226

Aliases

arxiv: 1301.3488 · arxiv_version: 1301.3488v1 · doi: 10.48550/arxiv.1301.3488 · pith_short_12: OIHURMRYLS3U · pith_short_16: OIHURMRYLS3UYQ6E · pith_short_8: OIHURMRY

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/OIHURMRYLS3UYQ6EMBS4I7X2I6 \
  | 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: 720f48b2385cb74c43c46065c47efa47898bd215bc306537b6de425c1c004226

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3fb288e6c1c8de48c4c983f17e34b968d7224166a88c504a8a6d039a0fab57fc",
    "cross_cats_sorted": [
      "cs.DM",
      "cs.IR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2013-01-15T20:59:43Z",
    "title_canon_sha256": "56e9be5dd257e284283b845c7649892895bf2e1a5d57bebdc28807102f30df81"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.3488",
    "kind": "arxiv",
    "version": 1
  }
}