Pith Number

pith:W44M6C5A

pith:2014:W44M6C5A6QUAO54UXCIYSLHXDD

not attested not anchored not stored refs pending

Canonical Logic Programs are Succinctly Incomparable with Propositional Formulas

Xishun Zhao, Yuping Shen

arxiv:1412.0320 v2 · 2014-12-01 · cs.LO · 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{W44M6C5A6QUAO54UXCIYSLHXDD}

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	2026-05-18T02:28:47.410877Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b738cf0ba0f428077794b891892cf718ec50a5cc985d71e46128418aa9c2f5d9

Aliases

arxiv: 1412.0320 · arxiv_version: 1412.0320v2 · doi: 10.48550/arxiv.1412.0320 · pith_short_12: W44M6C5A6QUA · pith_short_16: W44M6C5A6QUAO54U · pith_short_8: W44M6C5A

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/W44M6C5A6QUAO54UXCIYSLHXDD \
  | 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: b738cf0ba0f428077794b891892cf718ec50a5cc985d71e46128418aa9c2f5d9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ef57288c427955821eeacd39f8cbf1c2e313a07f947529a4ad7dbdd74bc3f063",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2014-12-01T01:10:30Z",
    "title_canon_sha256": "6fefb44b416cb5a46572dcb814853cad657474a1e7a6e96c0017073841bddb82"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.0320",
    "kind": "arxiv",
    "version": 2
  }
}