Pith Number

pith:CTKN2HPH

pith:2025:CTKN2HPHGE4H2YESKYWFJ2CLLF

not attested not anchored not stored refs pending

Thinking Out of the Box: Hybrid SAT Solving by Unconstrained Continuous Optimization

Anastasios Kyrillidis, Moshe Y. Vardi, Samy Wu Fung, Stanley Osher, Zhiwei Zhang

arxiv:2506.00674 v1 · 2025-05-31 · cs.LO · cs.AI · cs.LG · math.OC

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CTKN2HPHGE4H2YESKYWFJ2CLLF}

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	2026-07-05T11:13:38.646462Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

14d4dd1de731387d6092562c54e84b595b1a9fed198c392d0f5b7c58e648c5a0

Aliases

arxiv: 2506.00674 · arxiv_version: 2506.00674v1 · doi: 10.48550/arxiv.2506.00674 · pith_short_12: CTKN2HPHGE4H · pith_short_16: CTKN2HPHGE4H2YES · pith_short_8: CTKN2HPH

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/CTKN2HPHGE4H2YESKYWFJ2CLLF \
  | 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: 14d4dd1de731387d6092562c54e84b595b1a9fed198c392d0f5b7c58e648c5a0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "972d66439d10228a3b6c9ed34969833535e7cf6c1c932c06831268158ced6241",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG",
      "math.OC"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2025-05-31T18:58:33Z",
    "title_canon_sha256": "78024ce4ab2b4bc61952f0652f8585206f13585cc8fefef7357cb8ff5e523610"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.00674",
    "kind": "arxiv",
    "version": 1
  }
}