Pith Number

pith:LGHK2AFR

pith:2025:LGHK2AFR36A64QSW4QQQ32RKRU

not attested not anchored not stored refs pending

Extracting Problem Structure with LLMs for Optimized SAT Local Search

Andr\'e Schidler, Stefan Szeider

arxiv:2501.14630 v2 · 2025-01-24 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LGHK2AFR36A64QSW4QQQ32RKRU}

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	2026-07-05T10:09:15.301730Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

598ead00b1df81ee4256e4210dea2a8d001a24110c9d1b376d47b853df7db295

Aliases

arxiv: 2501.14630 · arxiv_version: 2501.14630v2 · doi: 10.48550/arxiv.2501.14630 · pith_short_12: LGHK2AFR36A6 · pith_short_16: LGHK2AFR36A64QSW · pith_short_8: LGHK2AFR

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/LGHK2AFR36A64QSW4QQQ32RKRU \
  | 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: 598ead00b1df81ee4256e4210dea2a8d001a24110c9d1b376d47b853df7db295

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "795564ffaf54e0a15e3419b1880dccd011d276e75e3fe2d77d7ebd1c43c16956",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2025-01-24T16:49:08Z",
    "title_canon_sha256": "dbb0086a1ae2458aaa85615fadd39b6aa61574a66037852dd0b04e118aa96623"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.14630",
    "kind": "arxiv",
    "version": 2
  }
}