Pith Number

pith:WB4UDNJD

pith:2013:WB4UDNJDHXI56C63CLFUKFZGNE

not attested not anchored not stored refs pending

A polynomial time complete disjunction property in intuitionistic propositional logic

Toshiyasu Arai

arxiv:1312.3059 v1 · 2013-12-11 · math.LO · 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{WB4UDNJDHXI56C63CLFUKFZGNE}

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	2026-05-18T03:05:00.616597Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b07941b5233dd1df0bdb12cb451726692242f1e6e3e6aabda58875930e05c8d3

Aliases

arxiv: 1312.3059 · arxiv_version: 1312.3059v1 · doi: 10.48550/arxiv.1312.3059 · pith_short_12: WB4UDNJDHXI5 · pith_short_16: WB4UDNJDHXI56C63 · pith_short_8: WB4UDNJD

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/WB4UDNJDHXI56C63CLFUKFZGNE \
  | 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: b07941b5233dd1df0bdb12cb451726692242f1e6e3e6aabda58875930e05c8d3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c327bfe873505cda1e63a9d520600309027ac0ae9a2ec1bad6c6cac347e6eea0",
    "cross_cats_sorted": [
      "cs.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2013-12-11T07:48:26Z",
    "title_canon_sha256": "e3b6e48ad13ad729a2cf1d59ea568b6c7e665b619a39237d6778a363280b5371"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.3059",
    "kind": "arxiv",
    "version": 1
  }
}