Pith Number

pith:3XQAINJT

pith:2013:3XQAINJTHR2DSITDMUIZNLFN2Y

not attested not anchored not stored refs pending

From Two-Way to One-Way Finite State Transducers

Emmanuel Filiot, Fr\'ed\'eric Servais, Olivier Gauwin, Pierre-Alain Reynier

arxiv:1301.5197 v2 · 2013-01-22 · cs.FL · cs.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{3XQAINJTHR2DSITDMUIZNLFN2Y}

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	2026-05-18T03:27:03.080120Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dde00435333c74392263651196acadd626784ce095fcac3ff0203ca6778bf854

Aliases

arxiv: 1301.5197 · arxiv_version: 1301.5197v2 · doi: 10.48550/arxiv.1301.5197 · pith_short_12: 3XQAINJTHR2D · pith_short_16: 3XQAINJTHR2DSITD · pith_short_8: 3XQAINJT

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/3XQAINJTHR2DSITDMUIZNLFN2Y \
  | 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: dde00435333c74392263651196acadd626784ce095fcac3ff0203ca6778bf854

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fa40cf5ecc70c2ca30648bdc9f37d2161f2fae5c64979f5e4b45d9119a9d0df2",
    "cross_cats_sorted": [
      "cs.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.FL",
    "submitted_at": "2013-01-22T14:43:15Z",
    "title_canon_sha256": "6bb1404c6ee265dfb5aa6d3ad775cbc3d95894b1488ed80c84bf337aa6017f98"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.5197",
    "kind": "arxiv",
    "version": 2
  }
}