Pith Number

pith:MA4KXADU

pith:2011:MA4KXADUEGE5FLT4OPF4W5QLZL

not attested not anchored not stored refs pending

Finite Orbits of Language Operations

E. Charlier, J. Shallit, M. Domaratzki, T. Harju

arxiv:1101.1667 v2 · 2011-01-09 · 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{MA4KXADUEGE5FLT4OPF4W5QLZL}

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	2026-05-18T04:27:37.763115Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6038ab80742189d2ae7c73cbcb760bcae75a3f1d4070c2041b160780d979fea0

Aliases

arxiv: 1101.1667 · arxiv_version: 1101.1667v2 · doi: 10.48550/arxiv.1101.1667 · pith_short_12: MA4KXADUEGE5 · pith_short_16: MA4KXADUEGE5FLT4 · pith_short_8: MA4KXADU

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/MA4KXADUEGE5FLT4OPF4W5QLZL \
  | 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: 6038ab80742189d2ae7c73cbcb760bcae75a3f1d4070c2041b160780d979fea0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cd4bf5c47a4f606b9c076a1ccab8de1a187fb5d112935cc1a24d80ba207e7f8a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.FL",
    "submitted_at": "2011-01-09T19:44:26Z",
    "title_canon_sha256": "5922e3f19160b1eab025eff79fd1db690836cd007a425a9f108ab58401ea56e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.1667",
    "kind": "arxiv",
    "version": 2
  }
}