Pith Number

pith:FNE7VD6O

pith:2017:FNE7VD6OY7CA5C7EZE7TRTQGH6

not attested not anchored not stored refs pending

An independent axiomatisation for free short-circuit logic

Alban Ponse, Daan J.C. Staudt

arxiv:1707.05718 v3 · 2017-07-17 · cs.LO · math.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{FNE7VD6OY7CA5C7EZE7TRTQGH6}

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	2026-05-18T00:09:36.548904Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2b49fa8fcec7c40e8be4c93f38ce063fb8a58d95729ec3ea266e16b3f5d13457

Aliases

arxiv: 1707.05718 · arxiv_version: 1707.05718v3 · doi: 10.48550/arxiv.1707.05718 · pith_short_12: FNE7VD6OY7CA · pith_short_16: FNE7VD6OY7CA5C7E · pith_short_8: FNE7VD6O

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/FNE7VD6OY7CA5C7EZE7TRTQGH6 \
  | 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: 2b49fa8fcec7c40e8be4c93f38ce063fb8a58d95729ec3ea266e16b3f5d13457

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ff72032c145d2febe76f6cc5d22669570102bb25b94542b652fd84123c206525",
    "cross_cats_sorted": [
      "math.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2017-07-17T10:57:00Z",
    "title_canon_sha256": "4aee23714a2d7939db8074715eda8ee704cdbe62b24f827fe07bc34b20f56cf2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.05718",
    "kind": "arxiv",
    "version": 3
  }
}