Pith Number

pith:7XFNJUYW

pith:2025:7XFNJUYWFL573D5LLRYDKK5CDO

not attested not anchored not stored refs pending

Do Developers Depend on Deprecated Library Versions? A Mining Study of Log4j

Haruhiko Yoshioka, Kazumasa Shimari, Kenichi Matsumoto, Masayuki Inaba, Raula Gaikovina Kula, Sila Lertbanjongngam, Takashi Nakano, Youmei Fan

arxiv:2504.03167 v1 · 2025-04-04 · 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{7XFNJUYWFL573D5LLRYDKK5CDO}

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	2026-07-05T10:44:27.473501Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fdcad4d3162afbfd8fab5c70352ba21ba9bd22b4067b448a8affd0ba04b9def9

Aliases

arxiv: 2504.03167 · arxiv_version: 2504.03167v1 · doi: 10.48550/arxiv.2504.03167 · pith_short_12: 7XFNJUYWFL57 · pith_short_16: 7XFNJUYWFL573D5L · pith_short_8: 7XFNJUYW

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/7XFNJUYWFL573D5LLRYDKK5CDO \
  | 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: fdcad4d3162afbfd8fab5c70352ba21ba9bd22b4067b448a8affd0ba04b9def9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3adc0f19b6322fc9e96d3dea839c125f8bed9d1bb7e26628a5fc913639e9abab",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2025-04-04T04:49:36Z",
    "title_canon_sha256": "d14dd490bd285a42688ebff9c797ea5d6b463eccb4a46654cd69f74e8b696e07"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.03167",
    "kind": "arxiv",
    "version": 1
  }
}