Pith Number

pith:HFLFGAU4

pith:2026:HFLFGAU4LDR57UZRKRIUJXHFTN

not attested not anchored not stored refs pending

Linux Kernel Recency Matters, CVE Severity Doesn't, and History Fades

(2) Amazon Web Services, Gunnar Kudrjavets (2) ((1) Nicolaus Copernicus University, Krzysztof Rykaczewski (1), Piotr Przymus (1), Poland, Seattle, Toru\'n, USA), WA, Witold Weiner (1)

arxiv:2601.22196 v1 · 2026-01-29 · cs.SE · cs.CR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HFLFGAU4LDR57UZRKRIUJXHFTN}

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	2026-05-26T02:04:03.959861Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

395653029c58e3dfd331545144dce59b7700d6ed0d3d9cb97a469a4eedafc984

Aliases

arxiv: 2601.22196 · arxiv_version: 2601.22196v1 · doi: 10.48550/arxiv.2601.22196 · pith_short_12: HFLFGAU4LDR5 · pith_short_16: HFLFGAU4LDR57UZR · pith_short_8: HFLFGAU4

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/HFLFGAU4LDR57UZRKRIUJXHFTN \
  | 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: 395653029c58e3dfd331545144dce59b7700d6ed0d3d9cb97a469a4eedafc984

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b83a1d5af835d91c8552bf978d58feaa65020c5eeb17f9df3a2f2a348e773233",
    "cross_cats_sorted": [
      "cs.CR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2026-01-29T12:45:35Z",
    "title_canon_sha256": "b649c9373c425f30575d54f4dc001e391517535304ec04126bb86e8d6dc2293c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2601.22196",
    "kind": "arxiv",
    "version": 1
  }
}