Pith Number

pith:WU4IBYZN

pith:2007:WU4IBYZNMYQQK7D54HLCWNVFOP

not attested not anchored not stored refs pending

Model and Program Repair via SAT Solving

Jad Saklawi, Paul C. Attie

arxiv:0710.3332 v4 · 2007-10-17 · 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{WU4IBYZNMYQQK7D54HLCWNVFOP}

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	2026-07-04T15:10:51.703897Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b53880e32d6621057c7de1d62b36a573eef45cd3023ca0beba6dcc8c15692a8c

Aliases

arxiv: 0710.3332 · arxiv_version: 0710.3332v4 · doi: 10.48550/arxiv.0710.3332 · pith_short_12: WU4IBYZNMYQQ · pith_short_16: WU4IBYZNMYQQK7D5 · pith_short_8: WU4IBYZN

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/WU4IBYZNMYQQK7D54HLCWNVFOP \
  | 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: b53880e32d6621057c7de1d62b36a573eef45cd3023ca0beba6dcc8c15692a8c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b1511a3373cc10c72d67305f590ef7be8aaddf749951a9c0bbe817fbf758ea9c",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cs.LO",
    "submitted_at": "2007-10-17T16:56:56Z",
    "title_canon_sha256": "2b68085acbe7f03219ee9eb78bb33294a90546e809fe2599a025858a44baf23c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0710.3332",
    "kind": "arxiv",
    "version": 4
  }
}