Pith Number

pith:KX3SWIK2

pith:2017:KX3SWIK26MSOQNYYU7JDGUFSTL

not attested not anchored not stored refs pending

McKernel: A Library for Approximate Kernel Expansions in Log-linear Time

Alex Smola, Chong Wah Ngo, Feng Yang, Fernando De la Torre, I. C. Zarza, J. D. Curt\'o, Luc Van Gool

arxiv:1702.08159 v15 · 2017-02-27 · cs.LG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KX3SWIK26MSOQNYYU7JDGUFSTL}

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	2026-07-05T00:55:42.902735Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

55f72b215af324e83718a7d23350b29ac544fe036110add7741ae4a290fa88b0

Aliases

arxiv: 1702.08159 · arxiv_version: 1702.08159v15 · doi: 10.48550/arxiv.1702.08159 · pith_short_12: KX3SWIK26MSO · pith_short_16: KX3SWIK26MSOQNYY · pith_short_8: KX3SWIK2

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/KX3SWIK26MSOQNYYU7JDGUFSTL \
  | 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: 55f72b215af324e83718a7d23350b29ac544fe036110add7741ae4a290fa88b0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0f975dad7bb7f2ec87dd4b7184cb4b2d245421907989999370aa711ccb91b2e0",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2017-02-27T06:30:47Z",
    "title_canon_sha256": "6ee4bde016d87cd4b30e4e15c706de30f892f1f14a37b126c2f62132553190a6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.08159",
    "kind": "arxiv",
    "version": 15
  }
}