Pith Number

pith:CNJKCR4Y

pith:2026:CNJKCR4Y5U7TUNGCG3UXXWOCGA

not attested not anchored not stored refs pending

Right Divisibility in Erasing Semi-Thue Systems: A Minimal View of Intruder Deduction

Alwen Tiu, Raja Oktovin O. P. Damanik

arxiv:2608.03274 v1 · 2026-08-04 · cs.LO · cs.CR · 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{CNJKCR4Y5U7TUNGCG3UXXWOCGA}

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	2026-08-05T00:46:37.111976Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1352a14798ed3f3a34c236e97bd9c23026603250ca121dc67e5041f7d1d2180a

Aliases

arxiv: 2608.03274 · arxiv_version: 2608.03274v1 · doi: 10.48550/arxiv.2608.03274 · pith_short_12: CNJKCR4Y5U7T · pith_short_16: CNJKCR4Y5U7TUNGC · pith_short_8: CNJKCR4Y

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/CNJKCR4Y5U7TUNGCG3UXXWOCGA \
  | 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: 1352a14798ed3f3a34c236e97bd9c23026603250ca121dc67e5041f7d1d2180a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f00d60b9bc7155accd24c0e47f1408747e09227fc879618d2e81e6fd85377236",
    "cross_cats_sorted": [
      "cs.CR",
      "cs.FL"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2026-08-04T07:51:03Z",
    "title_canon_sha256": "9c76a2a93a259a09cd8cf957dfed59718edc0d50e694e848ff85ddde4610685d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.03274",
    "kind": "arxiv",
    "version": 1
  }
}