Pith Number

pith:2C3VXAUQ

pith:1997:2C3VXAUQ36BGP7WXV2W26CFKNG

not attested not anchored not stored refs pending

The Complexity of Fuzzy Logic

Martin Goldstern

arxiv:math/9707205 v1 · 1997-07-16 · 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{2C3VXAUQ36BGP7WXV2W26CFKNG}

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	2026-05-18T01:05:35.073486Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d0b75b8290df8267fed7aeadaf08aa699a9fae4acb0de32f0f16450ee4b09a0c

Aliases

arxiv: math/9707205 · arxiv_version: math/9707205v1 · doi: 10.48550/arxiv.math/9707205 · pith_short_12: 2C3VXAUQ36BG · pith_short_16: 2C3VXAUQ36BGP7WX · pith_short_8: 2C3VXAUQ

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/2C3VXAUQ36BGP7WXV2W26CFKNG \
  | 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: d0b75b8290df8267fed7aeadaf08aa699a9fae4acb0de32f0f16450ee4b09a0c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "49bb4bf02fca98397cc25989d0915e2314c56ae13f66425f25bb7e7b6237ca44",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.LO",
    "submitted_at": "1997-07-16T00:00:00Z",
    "title_canon_sha256": "b6c167c57c3abbbb58aa1f1a422d7f4fc8b0c39b6adc1716e602153da547d9a0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/9707205",
    "kind": "arxiv",
    "version": 1
  }
}