Pith Number

pith:LLOLVLMR

pith:2015:LLOLVLMRSRTO5EPNVXD7GZXCJ4

not attested not anchored not stored refs pending

Understanding VSIDS Branching Heuristics in Conflict-Driven Clause-Learning SAT Solvers

Atulan Zaman, Ed Zulkoski, Jia Hui Liang, Krzysztof Czarnecki, Vijay Ganesh

arxiv:1506.08905 v3 · 2015-06-30 · 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{LLOLVLMRSRTO5EPNVXD7GZXCJ4}

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	2026-05-18T01:33:07.628430Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5adcbaad919466ee91edadc7f366e24f1a8cb3d851f2712720203d5645e82535

Aliases

arxiv: 1506.08905 · arxiv_version: 1506.08905v3 · doi: 10.48550/arxiv.1506.08905 · pith_short_12: LLOLVLMRSRTO · pith_short_16: LLOLVLMRSRTO5EPN · pith_short_8: LLOLVLMR

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/LLOLVLMRSRTO5EPNVXD7GZXCJ4 \
  | 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: 5adcbaad919466ee91edadc7f366e24f1a8cb3d851f2712720203d5645e82535

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5e64c191f4adf67f5340168fc13a69e2afc135b74287d23fd73ee97188cf3297",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2015-06-30T00:16:47Z",
    "title_canon_sha256": "3719fc4e761a1c40fb4256666a94ec7ffd5e1fbd3f61f8e9a374c740c0e564a6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.08905",
    "kind": "arxiv",
    "version": 3
  }
}