Pith Number

pith:VG6JBY6P

pith:2017:VG6JBY6PLXRY6AUJD4ZHZ3ETH5

not attested not anchored not stored refs pending

Blocked Clauses in First-Order Logic

Armin Biere, Benjamin Kiesl, Hans Tompits, Martina Seidl, Martin Suda

arxiv:1702.00847 v1 · 2017-02-02 · 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{VG6JBY6PLXRY6AUJD4ZHZ3ETH5}

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	2026-05-18T00:51:29.604287Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a9bc90e3cf5de38f02891f327cec933f4eb083c9ed455d1843b5e2d61259c327

Aliases

arxiv: 1702.00847 · arxiv_version: 1702.00847v1 · doi: 10.48550/arxiv.1702.00847 · pith_short_12: VG6JBY6PLXRY · pith_short_16: VG6JBY6PLXRY6AUJ · pith_short_8: VG6JBY6P

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/VG6JBY6PLXRY6AUJD4ZHZ3ETH5 \
  | 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: a9bc90e3cf5de38f02891f327cec933f4eb083c9ed455d1843b5e2d61259c327

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e44c2557231c3c4a885d34fbea37279a4dc28996826c69c2a6dfe99d72c0b4cf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2017-02-02T22:16:16Z",
    "title_canon_sha256": "4a22e6d7dd689e67f33a91d07082e27c1e8fb412f7de73e9ed261028ce32044c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.00847",
    "kind": "arxiv",
    "version": 1
  }
}