Pith Number

pith:4ZALDILE

pith:2026:4ZALDILE3XTAN7XXNPOHUEEIDJ

not attested not anchored not stored refs pending

Kops: Safely Extending the eBPF Compilation Pipeline with Native Operations

Andi Quinn, Dan Williams, Hao Sun, Weichen Tao, Wei Zhang, Yusheng Zheng, Zhengjie Ji

arxiv:2606.24213 v1 · 2026-06-23 · cs.OS · 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{4ZALDILE3XTAN7XXNPOHUEEIDJ}

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	2026-06-24T01:14:46.447608Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e640b1a164dde606fef76bdc7a10881a5bbdfcbf2de05a11ffcb7fea69589a43

Aliases

arxiv: 2606.24213 · arxiv_version: 2606.24213v1 · doi: 10.48550/arxiv.2606.24213 · pith_short_12: 4ZALDILE3XTA · pith_short_16: 4ZALDILE3XTAN7XX · pith_short_8: 4ZALDILE

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/4ZALDILE3XTAN7XXNPOHUEEIDJ \
  | 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: e640b1a164dde606fef76bdc7a10881a5bbdfcbf2de05a11ffcb7fea69589a43

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e3393589cf271bf7c8eb6508b2767893e44a427cb6bf6786b74c363f655e51c6",
    "cross_cats_sorted": [
      "cs.CR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.OS",
    "submitted_at": "2026-06-23T06:55:36Z",
    "title_canon_sha256": "b2ccaac26f7ef68bdab03bd8c88afd0e84abc761698c3bc5c3f9714e18540fc9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.24213",
    "kind": "arxiv",
    "version": 1
  }
}