Pith Number

pith:P4QK4C3B

pith:2017:P4QK4C3BZMFJ5ME2ERSUMIX267

not attested not anchored not stored refs pending

ALLSAT compressed with wildcards: An invitation for C-programmers

Marcel Wild

arxiv:1712.00751 v2 · 2017-12-03 · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{P4QK4C3BZMFJ5ME2ERSUMIX267}

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	2026-05-17T23:51:20.014302Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7f20ae0b61cb0a9eb09a24654622faf7d0370cdeb07385029df5b320f6d0b998

Aliases

arxiv: 1712.00751 · arxiv_version: 1712.00751v2 · doi: 10.48550/arxiv.1712.00751 · pith_short_12: P4QK4C3BZMFJ · pith_short_16: P4QK4C3BZMFJ5ME2 · pith_short_8: P4QK4C3B

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/P4QK4C3BZMFJ5ME2ERSUMIX267 \
  | 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: 7f20ae0b61cb0a9eb09a24654622faf7d0370cdeb07385029df5b320f6d0b998

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "108587755c3143fa7f005940c2a4cab1d7ebdcb776c100ff4f2945d03f62cae5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2017-12-03T10:59:34Z",
    "title_canon_sha256": "05871156349ba0527f072be17c9fbff0340ee2842e9b589451cf4c34c2798e5a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.00751",
    "kind": "arxiv",
    "version": 2
  }
}