Pith Number

pith:SBKRWW3B

pith:2013:SBKRWW3BN7AZIHKFCFGTBRIF2Y

not attested not anchored not stored refs pending

Extended to Multi-Tilde-Bar Regular Expressions and Efficient Finite Automata Constructions

Djelloul Ziadi, Faissal Ouardi, Jean-Marc Champarnaud

arxiv:1306.3507 v1 · 2013-06-14 · 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{SBKRWW3BN7AZIHKFCFGTBRIF2Y}

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	2026-05-18T03:20:47.331525Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

90551b5b616fc1941d45114d30c505d624f0aa5d62fc20779a501e829df3f744

Aliases

arxiv: 1306.3507 · arxiv_version: 1306.3507v1 · doi: 10.48550/arxiv.1306.3507 · pith_short_12: SBKRWW3BN7AZ · pith_short_16: SBKRWW3BN7AZIHKF · pith_short_8: SBKRWW3B

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/SBKRWW3BN7AZIHKFCFGTBRIF2Y \
  | 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: 90551b5b616fc1941d45114d30c505d624f0aa5d62fc20779a501e829df3f744

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "35c06eb22a01bf185f67f5fdfee4aff5b6c3cb7ccd1a3879c6df0b256381cb8b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.FL",
    "submitted_at": "2013-06-14T20:32:31Z",
    "title_canon_sha256": "9ba9f02486f9ef1b9d8d22c26fb382ebef3e3fbc5c209a5590be16f2c7dcd248"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.3507",
    "kind": "arxiv",
    "version": 1
  }
}