Pith Number

pith:KPEFXTFH

pith:2010:KPEFXTFHAG2OVIV5RXMUPB5TLS

not attested not anchored not stored refs pending

Non-redundant random generation from weighted context-free languages

LIX), Yann Ponty (INRIA Saclay - Ile de France

arxiv:1012.4560 v1 · 2010-12-21 · cs.DS · cs.FL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KPEFXTFHAG2OVIV5RXMUPB5TLS}

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	2026-05-18T04:32:54.097454Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

53c85bcca701b4eaa2bd8dd94787b35c83b3075ddb5576f57c036a1953085ed6

Aliases

arxiv: 1012.4560 · arxiv_version: 1012.4560v1 · doi: 10.48550/arxiv.1012.4560 · pith_short_12: KPEFXTFHAG2O · pith_short_16: KPEFXTFHAG2OVIV5 · pith_short_8: KPEFXTFH

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/KPEFXTFHAG2OVIV5RXMUPB5TLS \
  | 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: 53c85bcca701b4eaa2bd8dd94787b35c83b3075ddb5576f57c036a1953085ed6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "22651818bd9c8f5632001be9dca7a88f4bcf039762073f49eee50365579effdd",
    "cross_cats_sorted": [
      "cs.FL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2010-12-21T07:43:34Z",
    "title_canon_sha256": "7fe62db1c5c25bfa9bb9e3d6e64b3295b6bdb5171da87669fc41370972f97854"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.4560",
    "kind": "arxiv",
    "version": 1
  }
}