Pith Number

pith:RFEW7NNF

pith:2019:RFEW7NNF2FJBRWEPJY2P257VRJ

not attested not anchored not stored refs pending

Guiding High-Performance SAT Solvers with Unsat-Core Predictions

Daniel Selsam, Nikolaj Bj{\o}rner

arxiv:1903.04671 v7 · 2019-03-12 · cs.NE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RFEW7NNF2FJBRWEPJY2P257VRJ}

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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.

Cited by

1 paper in Pith

Learning to Approximate Uniform Facility Location via Graph Neural Networks

Receipt and verification

First computed	2026-05-17T23:40:08.733064Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

89496fb5a5d15218d88f4e34fd77f58a48b3588bf0106a6a0c876c2e80f94f93

Aliases

arxiv: 1903.04671 · arxiv_version: 1903.04671v7 · doi: 10.48550/arxiv.1903.04671 · pith_short_12: RFEW7NNF2FJB · pith_short_16: RFEW7NNF2FJBRWEP · pith_short_8: RFEW7NNF

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/RFEW7NNF2FJBRWEPJY2P257VRJ \
  | 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: 89496fb5a5d15218d88f4e34fd77f58a48b3588bf0106a6a0c876c2e80f94f93

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "47db5b27535f4dfdab0166919efc379ffba4c859b4e76f73bb8e81d3669c4f4b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NE",
    "submitted_at": "2019-03-12T00:15:46Z",
    "title_canon_sha256": "bcaccab8cba4299a18b5516f14c8814c6c17abfbddc11857ba9898c2ee89db63"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.04671",
    "kind": "arxiv",
    "version": 7
  }
}