Pith Number

pith:VLGDSMC5

pith:2014:VLGDSMC5V64L5XFIBAZTUFVJHZ

not attested not anchored not stored refs pending

A geometric approach to (semi)-groups defined by automata via dual transducers

Daniele D'Angeli, Emanuele Rodaro

arxiv:1403.1722 v1 · 2014-03-07 · math.GR · 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{VLGDSMC5V64L5XFIBAZTUFVJHZ}

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	2026-05-18T02:24:28.733201Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aacc39305dafb8bedca808333a16a93e63ac67ae243726e5349fdd7e0cc3470f

Aliases

arxiv: 1403.1722 · arxiv_version: 1403.1722v1 · doi: 10.48550/arxiv.1403.1722 · pith_short_12: VLGDSMC5V64L · pith_short_16: VLGDSMC5V64L5XFI · pith_short_8: VLGDSMC5

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/VLGDSMC5V64L5XFIBAZTUFVJHZ \
  | 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: aacc39305dafb8bedca808333a16a93e63ac67ae243726e5349fdd7e0cc3470f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "747c19b1f227e25e75110e66e51f10fdfc63457199674e0ac8dba57e0931fee5",
    "cross_cats_sorted": [
      "cs.FL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GR",
    "submitted_at": "2014-03-07T11:24:55Z",
    "title_canon_sha256": "3c2f7d21ab24b123d78e9a4cbaffc68c3e77c37430098b8625ceea216b94b803"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.1722",
    "kind": "arxiv",
    "version": 1
  }
}