Pith Number

pith:RRQAIWLD

pith:2016:RRQAIWLDUQFNFKHOJGH3E3DWLP

not attested not anchored not stored refs pending

Finding Model-Checkable Needles in Large Source Code Haystacks: Modular Bug-Finding via Static Analysis and Dynamic Invariant Discovery

Alex Groce, Anahita Sanadaji, Chaoqiang Zhang, Gokul Caushik, Mohammad Amin Alipour

arxiv:1609.06382 v1 · 2016-09-20 · cs.SE · cs.LO · 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{RRQAIWLDUQFNFKHOJGH3E3DWLP}

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	2026-05-18T01:04:08.461454Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8c60045963a40ad2a8ee498fb26c765bc9e137623c1abab6102cc2773674afe4

Aliases

arxiv: 1609.06382 · arxiv_version: 1609.06382v1 · doi: 10.48550/arxiv.1609.06382 · pith_short_12: RRQAIWLDUQFN · pith_short_16: RRQAIWLDUQFNFKHO · pith_short_8: RRQAIWLD

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/RRQAIWLDUQFNFKHOJGH3E3DWLP \
  | 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: 8c60045963a40ad2a8ee498fb26c765bc9e137623c1abab6102cc2773674afe4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "89e11d5687bf2b6318f7a56ae291df419d63b23c5a5ec94803a6b114e74a76fa",
    "cross_cats_sorted": [
      "cs.LO",
      "cs.PL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2016-09-20T23:22:53Z",
    "title_canon_sha256": "6d9756186abfef92ca3705a005e7763b5c79081312fe11c2f41ce0d0c2b6e38d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.06382",
    "kind": "arxiv",
    "version": 1
  }
}