Pith Number

pith:JFH5YHQL

pith:2021:JFH5YHQLQYEJMBINBVWITRYOVU

not attested not anchored not stored refs pending

SK-Tree: a systematic malware detection algorithm on streaming trees via the signature kernel

Cristopher Salvi, Maud Lemercier, Peter Foster, Terry Lyons, Thomas Cochrane, Varun Chhabra

arxiv:2102.07904 v4 · 2021-02-16 · 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{JFH5YHQLQYEJMBINBVWITRYOVU}

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	2026-07-05T03:18:26.348056Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

494fdc1e0b860896050d0d6c89c70ead01a69a6ad13861a1d578050bbdbc0123

Aliases

arxiv: 2102.07904 · arxiv_version: 2102.07904v4 · doi: 10.48550/arxiv.2102.07904 · pith_short_12: JFH5YHQLQYEJ · pith_short_16: JFH5YHQLQYEJMBIN · pith_short_8: JFH5YHQL

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/JFH5YHQLQYEJMBINBVWITRYOVU \
  | 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: 494fdc1e0b860896050d0d6c89c70ead01a69a6ad13861a1d578050bbdbc0123

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d8e5f882fc9a5660e4697382439fa3eb4aa9295c42fb41c67943c5e067d5dd05",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2021-02-16T01:16:32Z",
    "title_canon_sha256": "92fcae425acfafe3057c30edc24bb57402147f3152608b34fc48b556c7dc9164"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.07904",
    "kind": "arxiv",
    "version": 4
  }
}