Pith Number

pith:LJ7QZBIX

pith:2015:LJ7QZBIXNOI4L7SELC5Q2UMM5W

not attested not anchored not stored refs pending

Horn Clauses as an Intermediate Representation for Program Analysis and Transformation

Graeme Gange, Harald Sondergaard, Jorge A. Navas, Peter J. Stuckey, Peter Schachte

arxiv:1507.05762 v1 · 2015-07-21 · cs.PL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LJ7QZBIXNOI4L7SELC5Q2UMM5W}

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	2026-07-05T00:42:11.968491Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5a7f0c85176b91c5fe4458bb0d518cedb6bfed3dae161c0da07490409de1e8dd

Aliases

arxiv: 1507.05762 · arxiv_version: 1507.05762v1 · doi: 10.48550/arxiv.1507.05762 · pith_short_12: LJ7QZBIXNOI4 · pith_short_16: LJ7QZBIXNOI4L7SE · pith_short_8: LJ7QZBIX

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/LJ7QZBIXNOI4L7SELC5Q2UMM5W \
  | 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: 5a7f0c85176b91c5fe4458bb0d518cedb6bfed3dae161c0da07490409de1e8dd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "44ca342d8fc95ef95158a39afb8144aee9c8261dd1f000d3a2bf865bd29abdc4",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2015-07-21T09:39:11Z",
    "title_canon_sha256": "492cc4e87492b746ac4371a11f09b12992cac4d9446e11d4d68c26a24b57d16a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.05762",
    "kind": "arxiv",
    "version": 1
  }
}