Pith Number

pith:XCOUNKPK

pith:2026:XCOUNKPKK67RLJSXNAADD2LXUE

not attested not anchored not stored refs pending

The Model Checking Problem for Distributed Knowing How is $\Delta^p_2$-Complete

Ronald de Haan, Ziqi Wang

arxiv:2606.26709 v1 · 2026-06-25 · 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{XCOUNKPKK67RLJSXNAADD2LXUE}

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	2026-06-26T01:15:57.576777Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b89d46a9ea57bf15a657680031e977a11e14d2fccca2a5930484cab69941e01f

Aliases

arxiv: 2606.26709 · arxiv_version: 2606.26709v1 · doi: 10.48550/arxiv.2606.26709 · pith_short_12: XCOUNKPKK67R · pith_short_16: XCOUNKPKK67RLJSX · pith_short_8: XCOUNKPK

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/XCOUNKPKK67RLJSXNAADD2LXUE \
  | 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: b89d46a9ea57bf15a657680031e977a11e14d2fccca2a5930484cab69941e01f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "57b818161babfb63871727fa1c1df5a2a8ab98f918724ba829f33c829ef3f8f6",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2026-06-25T07:39:02Z",
    "title_canon_sha256": "84a19e08fbe90fbd3b21f2b0466786af4215f5bde6157cc0188127878e5c6e8b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.26709",
    "kind": "arxiv",
    "version": 1
  }
}