Pith Number

pith:52HKGZTE

pith:2018:52HKGZTENT7QD7ZMHHU5KDXDBU

not attested not anchored not stored refs pending

Clause Vivification by Unit Propagation in CDCL SAT Solvers

Chu-Min Li, Fan Xiao, Felip Many\`a, Mao Luo, Yu Li, Zhipeng L\"u

arxiv:1807.11061 v1 · 2018-07-29 · cs.AI · 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{52HKGZTENT7QD7ZMHHU5KDXDBU}

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	2026-05-18T00:09:33.058864Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ee8ea366646cff01ff2c39e9d50ee30d1d36a959fed13d3e2ba750696febca7d

Aliases

arxiv: 1807.11061 · arxiv_version: 1807.11061v1 · doi: 10.48550/arxiv.1807.11061 · pith_short_12: 52HKGZTENT7Q · pith_short_16: 52HKGZTENT7QD7ZM · pith_short_8: 52HKGZTE

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/52HKGZTENT7QD7ZMHHU5KDXDBU \
  | 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: ee8ea366646cff01ff2c39e9d50ee30d1d36a959fed13d3e2ba750696febca7d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "94025c69bfc684389c74393bb359728a3c56967b06550ac2e9e86be0b5b05f9f",
    "cross_cats_sorted": [
      "cs.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2018-07-29T14:05:55Z",
    "title_canon_sha256": "4278e4a7ae8c1e6f464732d77a53a3b61f4be7faac12c3d76a86cfae92d8eb80"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.11061",
    "kind": "arxiv",
    "version": 1
  }
}