Pith Number

pith:KIU7IGOK

pith:2013:KIU7IGOK3JGMGV6DGMYWJM364X

not attested not anchored not stored refs pending

On the Generative Power of Omega-Grammars and Omega-Automata

Zhe Chen

arxiv:1308.4516 v1 · 2013-08-21 · 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{KIU7IGOK3JGMGV6DGMYWJM364X}

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	2026-05-18T03:15:21.870729Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5229f419cada4cc357c3333164b37ee5f559598b3b78de2d63cf69d705c207c9

Aliases

arxiv: 1308.4516 · arxiv_version: 1308.4516v1 · doi: 10.48550/arxiv.1308.4516 · pith_short_12: KIU7IGOK3JGM · pith_short_16: KIU7IGOK3JGMGV6D · pith_short_8: KIU7IGOK

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/KIU7IGOK3JGMGV6DGMYWJM364X \
  | 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: 5229f419cada4cc357c3333164b37ee5f559598b3b78de2d63cf69d705c207c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "75bc95c4e736c9b1cdd82ab6d4109bf83296b127e599a77594a6dcd67793c79c",
    "cross_cats_sorted": [
      "cs.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.FL",
    "submitted_at": "2013-08-21T08:57:05Z",
    "title_canon_sha256": "f018e34057c29a7d9dde4af9e24ff606ec30a62daebad317d78f6815de8131eb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.4516",
    "kind": "arxiv",
    "version": 1
  }
}