Pith Number

pith:N2WDLGIU

pith:2016:N2WDLGIUUXID5Z4O6ID5C5HZZE

not attested not anchored not stored refs pending

Approximating the Maximum Number of Synchronizing States in Automata

Andrew Ryzhikov

arxiv:1608.00889 v2 · 2016-08-02 · cs.FL · cs.CC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{N2WDLGIUUXID5Z4O6ID5C5HZZE}

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	2026-05-18T01:04:27.193493Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6eac359914a5d03ee78ef207d174f9c92add6f770208b1d13f6fe81adf88ebc8

Aliases

arxiv: 1608.00889 · arxiv_version: 1608.00889v2 · doi: 10.48550/arxiv.1608.00889 · pith_short_12: N2WDLGIUUXID · pith_short_16: N2WDLGIUUXID5Z4O · pith_short_8: N2WDLGIU

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/N2WDLGIUUXID5Z4O6ID5C5HZZE \
  | 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: 6eac359914a5d03ee78ef207d174f9c92add6f770208b1d13f6fe81adf88ebc8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f5dad41a9a190ed298a5475572979d5b09d810cb08dbe0efce4168129d446955",
    "cross_cats_sorted": [
      "cs.CC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.FL",
    "submitted_at": "2016-08-02T16:33:21Z",
    "title_canon_sha256": "2e2768f70745aff998ede8937bef62463810f18894c5b7706d2d372e15f70a38"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.00889",
    "kind": "arxiv",
    "version": 2
  }
}