Pith Number

pith:4KB3L22K

pith:2017:4KB3L22KZHNB5WT6LE7DZRWLIT

not attested not anchored not stored refs pending

ChimpCheck: Property-Based Randomized Test Generation for Interactive Apps

Bor-Yuh Evan Chang, Edmund S.L. Lam, Peilun Zhang

arxiv:1708.08613 v1 · 2017-08-29 · 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{4KB3L22KZHNB5WT6LE7DZRWLIT}

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	2026-05-18T00:36:27.251950Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e283b5eb4ac9da1eda7e593e3cc6cb44fb84d4cad6a7ae8cc400db2a5af787ea

Aliases

arxiv: 1708.08613 · arxiv_version: 1708.08613v1 · doi: 10.48550/arxiv.1708.08613 · pith_short_12: 4KB3L22KZHNB · pith_short_16: 4KB3L22KZHNB5WT6 · pith_short_8: 4KB3L22K

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/4KB3L22KZHNB5WT6LE7DZRWLIT \
  | 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: e283b5eb4ac9da1eda7e593e3cc6cb44fb84d4cad6a7ae8cc400db2a5af787ea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "86741ef6d652693fc64fdb353a2a6644f0c5560846b9128a19164174f5d4282e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2017-08-29T07:19:14Z",
    "title_canon_sha256": "9617c96c69d4cb6dcac456a43c707f9de4a5ab44ecb4eebc7edc098bd6a30721"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.08613",
    "kind": "arxiv",
    "version": 1
  }
}