Pith Number

pith:B4R2QWMA

pith:2013:B4R2QWMA4TRNK3RCTF52YAHPU5

not attested not anchored not stored refs pending

Fuzzy Logic and Probability

Francesc Esteva, Lluis Godo, Petr Hajek

arxiv:1302.4953 v1 · 2013-02-20 · 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{B4R2QWMA4TRNK3RCTF52YAHPU5}

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	2026-05-18T03:33:00.886947Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0f23a85980e4e2d56e22997bac00efa75c833d402e14c739d332a1ff5be8f020

Aliases

arxiv: 1302.4953 · arxiv_version: 1302.4953v1 · doi: 10.48550/arxiv.1302.4953 · pith_short_12: B4R2QWMA4TRN · pith_short_16: B4R2QWMA4TRNK3RC · pith_short_8: B4R2QWMA

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/B4R2QWMA4TRNK3RCTF52YAHPU5 \
  | 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: 0f23a85980e4e2d56e22997bac00efa75c833d402e14c739d332a1ff5be8f020

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6943c00803056fcb4fc83734e35df1f95f3b5dd60f1545c1173bc0b872fbccf0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2013-02-20T15:21:03Z",
    "title_canon_sha256": "81e8b43af505bba674605c860a6e419487e2f6bab15a0c933e14834e0860816f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.4953",
    "kind": "arxiv",
    "version": 1
  }
}