Pith Number

pith:LN4OKC6Y

pith:2017:LN4OKC6YEN56TUMJXWCMKBRDUK

not attested not anchored not stored refs pending

F-sets and finite automata

Jason Bell, Rahim Moosa

arxiv:1712.03800 v2 · 2017-12-11 · math.NT · 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{LN4OKC6YEN56TUMJXWCMKBRDUK}

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	2026-05-17T23:41:13.361392Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5b78e50bd8237be9d189bd84c50623a2980b44f9041ba668ad19f0f7dc2fa5e5

Aliases

arxiv: 1712.03800 · arxiv_version: 1712.03800v2 · doi: 10.48550/arxiv.1712.03800 · pith_short_12: LN4OKC6YEN56 · pith_short_16: LN4OKC6YEN56TUMJ · pith_short_8: LN4OKC6Y

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/LN4OKC6YEN56TUMJXWCMKBRDUK \
  | 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: 5b78e50bd8237be9d189bd84c50623a2980b44f9041ba668ad19f0f7dc2fa5e5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fd66543d75b5b2ad84ee39488a0d36cec2c50b3a774b775340a049629419f8cf",
    "cross_cats_sorted": [
      "math.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2017-12-11T14:48:15Z",
    "title_canon_sha256": "3f250462adda35f59854c17ac37e97b6df89a258828434c97f215028e8f65427"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.03800",
    "kind": "arxiv",
    "version": 2
  }
}