Pith Number

pith:IDNP7QNR

pith:2018:IDNP7QNRBZPYPYAYLDHXTZOLO4

not attested not anchored not stored refs pending

How to improve the interpretability of kernel learning

Jinwei Zhao, Qizhou Wang, Xinhong Hei, Yufei Wang, Yu Liu, Zhenghao Shi

arxiv:1811.10469 v2 · 2018-11-21 · 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{IDNP7QNRBZPYPYAYLDHXTZOLO4}

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	2026-07-05T00:09:59.108690Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

40daffc1b10e5f87e01858cf79e5cb772319ae769cae44541821982c351ed774

Aliases

arxiv: 1811.10469 · arxiv_version: 1811.10469v2 · doi: 10.48550/arxiv.1811.10469 · pith_short_12: IDNP7QNRBZPY · pith_short_16: IDNP7QNRBZPYPYAY · pith_short_8: IDNP7QNR

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/IDNP7QNRBZPYPYAYLDHXTZOLO4 \
  | 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: 40daffc1b10e5f87e01858cf79e5cb772319ae769cae44541821982c351ed774

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f132802e969169aade367d883ba2f55b300b7e60c83c6aee7e9c10680d510b9c",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2018-11-21T15:36:35Z",
    "title_canon_sha256": "9ab3cb9279c86fcb7461fd69ad4b9f7b967a3429f48d9ee186de6869636a2f24"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.10469",
    "kind": "arxiv",
    "version": 2
  }
}