Pith Number

pith:MM3ZPDHD

pith:2013:MM3ZPDHDQJKJ2OMQWFAHA6SGZM

not attested not anchored not stored refs pending

Optimal Junction Trees

Finn Verner Jensen, Frank Jensen

arxiv:1302.6823 v1 · 2013-02-27 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MM3ZPDHDQJKJ2OMQWFAHA6SGZM}

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	2026-05-18T03:32:18.562123Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6337978ce382549d3990b140707a46cb0abd35cfa9b1a6242b29a546d4da1741

Aliases

arxiv: 1302.6823 · arxiv_version: 1302.6823v1 · doi: 10.48550/arxiv.1302.6823 · pith_short_12: MM3ZPDHDQJKJ · pith_short_16: MM3ZPDHDQJKJ2OMQ · pith_short_8: MM3ZPDHD

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/MM3ZPDHDQJKJ2OMQWFAHA6SGZM \
  | 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: 6337978ce382549d3990b140707a46cb0abd35cfa9b1a6242b29a546d4da1741

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "753aeccce8122993bee8b648a36e293198a12dd7cf14e47eeb4294a65509e382",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2013-02-27T14:17:36Z",
    "title_canon_sha256": "a58ff6f3db796f39167d9b39c1b9597b33427a14ad717f35e72d02ae20301411"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.6823",
    "kind": "arxiv",
    "version": 1
  }
}