Pith Number

pith:MN4TLW6I

pith:2026:MN4TLW6IGV2CWKL4FBN3BBWN6H

not attested not anchored not stored refs pending

Taming the Search Space: Solving and Generating Hitori and Binairo Puzzles

Lukas Zandomeneghi, Marc Kurz, Rainhard Dieter Findling

arxiv:2608.00768 v1 · 2026-08-01 · 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{MN4TLW6IGV2CWKL4FBN3BBWN6H}

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	2026-08-04T01:54:54.537342Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

637935dbc835742b297c285bb086cdf1e71521228dd6055ad5e5cf739fb5f510

Aliases

arxiv: 2608.00768 · arxiv_version: 2608.00768v1 · doi: 10.48550/arxiv.2608.00768 · pith_short_12: MN4TLW6IGV2C · pith_short_16: MN4TLW6IGV2CWKL4 · pith_short_8: MN4TLW6I

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/MN4TLW6IGV2CWKL4FBN3BBWN6H \
  | 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: 637935dbc835742b297c285bb086cdf1e71521228dd6055ad5e5cf739fb5f510

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4618b0e94d44131a16b57139479f5f1879b66b4757496d0636be7b8e7b51dae1",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2026-08-01T17:01:10Z",
    "title_canon_sha256": "a7cb83aa79519c4796fdedea0d2e94eb115528f6b4fa56d2f4b2cf7c0e85caa8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.00768",
    "kind": "arxiv",
    "version": 1
  }
}