Pith Number

pith:MRPDUBIX

pith:2012:MRPDUBIX3A6ASRPQQI676GGNWS

not attested not anchored not stored refs pending

Model Checking Parse Trees

Anudhyan Boral, Sylvain Schmitz

arxiv:1211.5256 v2 · 2012-11-22 · cs.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MRPDUBIX3A6ASRPQQI676GGNWS}

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	2026-05-18T03:15:20.926666Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

645e3a0517d83c0945f0823dff18cdb4a426aa3c3be5af0762c09468d15d4014

Aliases

arxiv: 1211.5256 · arxiv_version: 1211.5256v2 · doi: 10.48550/arxiv.1211.5256 · pith_short_12: MRPDUBIX3A6A · pith_short_16: MRPDUBIX3A6ASRPQ · pith_short_8: MRPDUBIX

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/MRPDUBIX3A6ASRPQQI676GGNWS \
  | 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: 645e3a0517d83c0945f0823dff18cdb4a426aa3c3be5af0762c09468d15d4014

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3481f54902b728b07ac6bd6302fe0e7d926efb73dfc4d0846462c8a1bd3c38db",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2012-11-22T11:04:11Z",
    "title_canon_sha256": "88f3a1e10d3101fa812bffa0b1d2ecfc90fdadac356dc6f9ba7ec9fd59cea66d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.5256",
    "kind": "arxiv",
    "version": 2
  }
}