Pith Number

pith:C5LAG4OP

pith:2016:C5LAG4OPBLBLSHZZMY3VPCVNIX

not attested not anchored not stored refs pending

On the computational power of affine automata

Abuzer Yakary{\i}lmaz, Etienne Moutot, Mika Hirvensalo

arxiv:1612.01870 v1 · 2016-12-06 · 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{C5LAG4OPBLBLSHZZMY3VPCVNIX}

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	2026-05-18T00:13:07.879410Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

17560371cf0ac2b91f396637578aad45ee4f292625814a33ac72f0e05bad28a1

Aliases

arxiv: 1612.01870 · arxiv_version: 1612.01870v1 · doi: 10.48550/arxiv.1612.01870 · pith_short_12: C5LAG4OPBLBL · pith_short_16: C5LAG4OPBLBLSHZZ · pith_short_8: C5LAG4OP

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/C5LAG4OPBLBLSHZZMY3VPCVNIX \
  | 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: 17560371cf0ac2b91f396637578aad45ee4f292625814a33ac72f0e05bad28a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "37361ac8ebc3c0f08e690cf653e6a7c6a6990e1c83698ca232a2e44feb95a306",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.FL",
    "submitted_at": "2016-12-06T15:36:57Z",
    "title_canon_sha256": "a059f0c342d4050545fa84efa20c94de010850ed7dadefa9c6f643d90467a23b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.01870",
    "kind": "arxiv",
    "version": 1
  }
}