Pith Number

pith:LQ2IDGZK

pith:2026:LQ2IDGZKMPOZAQAKNOVCLYJVXJ

not attested not anchored not stored refs pending

Hybrid Fault-Driven Mutation Testing for Python

Golnaz Gharachorlu, Saba Alimadadi

arxiv:2601.19088 v2 · 2026-01-27 · 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{LQ2IDGZKMPOZAQAKNOVCLYJVXJ}

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	2026-07-22T00:22:15.881415Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5c34819b2a63dd90400a6baa25e135ba60ec30675e37f61ce3954b3db5a9159f

Aliases

arxiv: 2601.19088 · arxiv_version: 2601.19088v2 · doi: 10.48550/arxiv.2601.19088 · pith_short_12: LQ2IDGZKMPOZ · pith_short_16: LQ2IDGZKMPOZAQAK · pith_short_8: LQ2IDGZK

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/LQ2IDGZKMPOZAQAKNOVCLYJVXJ \
  | 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: 5c34819b2a63dd90400a6baa25e135ba60ec30675e37f61ce3954b3db5a9159f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c7508365f559ca0bc77535bcf120deb87e6fba3a5f998c84b66f058f1db19a3f",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2026-01-27T01:49:38Z",
    "title_canon_sha256": "e619a6547f3474662acdb66f4396249e7a654db02c3a2a1c6ede777eb2b71454"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2601.19088",
    "kind": "arxiv",
    "version": 2
  }
}