Pith Number

pith:3B4JCYT7

pith:2017:3B4JCYT72CJL5HBV4D3OPLXIDH

not attested not anchored not stored refs pending

Synchronizing non-deterministic finite automata

Hans Zantema, Henk Don

arxiv:1703.07995 v1 · 2017-03-23 · math.CO · cs.FL

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3B4JCYT72CJL5HBV4D3OPLXIDH}

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	2026-05-18T00:48:04.159714Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d87891627fd092be9c35e0f6e7aee819de8e519124a733089c9dba3954069f45

Aliases

arxiv: 1703.07995 · arxiv_version: 1703.07995v1 · doi: 10.48550/arxiv.1703.07995 · pith_short_12: 3B4JCYT72CJL · pith_short_16: 3B4JCYT72CJL5HBV · pith_short_8: 3B4JCYT7

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/3B4JCYT72CJL5HBV4D3OPLXIDH \
  | 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: d87891627fd092be9c35e0f6e7aee819de8e519124a733089c9dba3954069f45

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "043a3a66c6f6d9230c51d27cb83d12dddec8ae8fe36d50df197ad75d64dfd1b8",
    "cross_cats_sorted": [
      "cs.FL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2017-03-23T10:45:28Z",
    "title_canon_sha256": "ce0e1a35c7c08c01c0ad01926e439d3b358e787c580684f6a3ad20fa4ac5bb11"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.07995",
    "kind": "arxiv",
    "version": 1
  }
}