Pith Number

pith:N2ZAJKFD

pith:2017:N2ZAJKFDMUQD7KJDRGHAXMQTRF

not attested not anchored not stored refs pending

Evaluating QBF Solvers: Quantifier Alternations Matter

Florian Lonsing, Uwe Egly

arxiv:1701.06612 v3 · 2017-01-23 · cs.LO

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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

Receipt and verification

First computed	2026-05-18T00:06:42.116524Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6eb204a8a365203fa923898e0bb213894171af0e20aa5ae6736a3f8c73de1649

Aliases

arxiv: 1701.06612 · arxiv_version: 1701.06612v3 · doi: 10.48550/arxiv.1701.06612

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/N2ZAJKFDMUQD7KJDRGHAXMQTRF \
  | 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: 6eb204a8a365203fa923898e0bb213894171af0e20aa5ae6736a3f8c73de1649

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0728413bcda0da2f8440dc7852dd4e3a2ea917d3334a4e74f1cef7a2eed8d844",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2017-01-23T20:10:06Z",
    "title_canon_sha256": "74f17824960ed7157fa0a2a3f313e3fb8ff5f928f6f621cdc57ca08a05125ef6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.06612",
    "kind": "arxiv",
    "version": 3
  }
}