Pith Number

pith:RLICFDDU

pith:2012:RLICFDDUOLKA5DH2NRNAKL7XAY

not attested not anchored not stored refs pending

Converting Nondeterministic Automata and Context-Free Grammars into Parikh Equivalent One-Way and Two-Way Deterministic Automata

Giovanna J. Lavado, Giovanni Pighizzini, Shinnosuke Seki

arxiv:1212.1346 v2 · 2012-12-06 · 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{RLICFDDUOLKA5DH2NRNAKL7XAY}

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	2026-05-18T03:38:45.717098Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8ad0228c7472d40e8cfa6c5a052ff7061f54c2e1864436e04f8206e066ebc8df

Aliases

arxiv: 1212.1346 · arxiv_version: 1212.1346v2 · doi: 10.48550/arxiv.1212.1346 · pith_short_12: RLICFDDUOLKA · pith_short_16: RLICFDDUOLKA5DH2 · pith_short_8: RLICFDDU

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/RLICFDDUOLKA5DH2NRNAKL7XAY \
  | 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: 8ad0228c7472d40e8cfa6c5a052ff7061f54c2e1864436e04f8206e066ebc8df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7116e57baf53597beca4f162fbbfbdd239810d253ceeb5c005019aca907e4524",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.FL",
    "submitted_at": "2012-12-06T15:15:17Z",
    "title_canon_sha256": "f57c98433c03a9aaeeceae75524c9523709fc4de978e42009997450be7339bfb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.1346",
    "kind": "arxiv",
    "version": 2
  }
}