Pith Number

pith:NDBKSGGK

pith:2016:NDBKSGGKNQJKYPIHE67BQQV2GD

not attested not anchored not stored refs pending

Lifting QBF Resolution Calculi to DQBF

Leroy Chew, Martin Suda, Olaf Beyersdorff, Renate Schmidt

arxiv:1604.08058 v1 · 2016-04-27 · 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{NDBKSGGKNQJKYPIHE67BQQV2GD}

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	2026-05-18T01:16:08.281539Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

68c2a918ca6c12ac3d0727be1842ba30d8662796182def0e5c4dea523769dce8

Aliases

arxiv: 1604.08058 · arxiv_version: 1604.08058v1 · doi: 10.48550/arxiv.1604.08058 · pith_short_12: NDBKSGGKNQJK · pith_short_16: NDBKSGGKNQJKYPIH · pith_short_8: NDBKSGGK

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/NDBKSGGKNQJKYPIHE67BQQV2GD \
  | 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: 68c2a918ca6c12ac3d0727be1842ba30d8662796182def0e5c4dea523769dce8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9b9ab9a456dbbbf5f935771f61925d5673bf71046f2b5e773a2c8b58a8c10c5f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2016-04-27T13:27:53Z",
    "title_canon_sha256": "6362dddf1c8b1c725284e6e3cf615e9983d3bc586584678b109a4796526de83d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.08058",
    "kind": "arxiv",
    "version": 1
  }
}