Pith Number

pith:IGOQYR5K

pith:2025:IGOQYR5KP3GD5NIRTK6WNKW4NH

not attested not anchored not stored refs pending

Directed Grammar-Based Test Generation

Design), Ezekiel Soremekun (Singapore University of Technology, Lukas Kirschner (Saarland University, University of Luxembourg)

arxiv:2508.01472 v1 · 2025-08-02 · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IGOQYR5KP3GD5NIRTK6WNKW4NH}

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	2026-07-05T11:47:39.685622Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

419d0c47aa7ecc3eb5119abd66aadc69f975ae29aa55309110dfb59d4d00e200

Aliases

arxiv: 2508.01472 · arxiv_version: 2508.01472v1 · doi: 10.48550/arxiv.2508.01472 · pith_short_12: IGOQYR5KP3GD · pith_short_16: IGOQYR5KP3GD5NIR · pith_short_8: IGOQYR5K

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/IGOQYR5KP3GD5NIRTK6WNKW4NH \
  | 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: 419d0c47aa7ecc3eb5119abd66aadc69f975ae29aa55309110dfb59d4d00e200

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec2fc821605a384d803d7d46d083dc81ce0ed921caf33ffdc48d4515083206d0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2025-08-02T19:43:15Z",
    "title_canon_sha256": "ecec92eb27efdc4c8e923b3dc47fc077676ef6b3a32baf55238e4ec10a69e6b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.01472",
    "kind": "arxiv",
    "version": 1
  }
}