Pith Number

pith:ZOOYONYR

pith:2011:ZOOYONYR4NP7PDZCIDJ6W6PVP6

not attested not anchored not stored refs pending

Phase Selection Heuristics for Satisfiability Solvers

Jingchao Chen

arxiv:1106.1372 v1 · 2011-06-07 · cs.LO · cs.DM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZOOYONYR4NP7PDZCIDJ6W6PVP6}

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	2026-05-18T04:20:23.832432Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cb9d873711e35ff78f2240d3eb79f57fa8800176c5fda571ed783e7ae5c271a6

Aliases

arxiv: 1106.1372 · arxiv_version: 1106.1372v1 · doi: 10.48550/arxiv.1106.1372 · pith_short_12: ZOOYONYR4NP7 · pith_short_16: ZOOYONYR4NP7PDZC · pith_short_8: ZOOYONYR

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/ZOOYONYR4NP7PDZCIDJ6W6PVP6 \
  | 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: cb9d873711e35ff78f2240d3eb79f57fa8800176c5fda571ed783e7ae5c271a6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f971281f1e2ddcd977a4fd6df03fdb378c852d2d348a18c6fd9dd0d3ed5e138f",
    "cross_cats_sorted": [
      "cs.DM"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2011-06-07T15:13:41Z",
    "title_canon_sha256": "5ae3b384e0060785432ebbd42e8a65b8c11f0f2de9520c5ebce9e9fbc28b5bea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1106.1372",
    "kind": "arxiv",
    "version": 1
  }
}