Pith Number

pith:WUDLGMQ3

pith:2014:WUDLGMQ3TAY6ECTBBTLY63BXVV

not attested not anchored not stored refs pending

OpenML: networked science in machine learning

Bernd Bischl, Jan N. van Rijn, Joaquin Vanschoren, Luis Torgo

arxiv:1407.7722 v2 · 2014-07-29 · cs.LG · cs.CY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WUDLGMQ3TAY6ECTBBTLY63BXVV}

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	2026-05-18T02:46:04.089563Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b506b3321b9831e20a610cd78f6c37ad46ff8fd0565726e63462612f3d49d290

Aliases

arxiv: 1407.7722 · arxiv_version: 1407.7722v2 · doi: 10.48550/arxiv.1407.7722 · pith_short_12: WUDLGMQ3TAY6 · pith_short_16: WUDLGMQ3TAY6ECTB · pith_short_8: WUDLGMQ3

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/WUDLGMQ3TAY6ECTBBTLY63BXVV \
  | 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: b506b3321b9831e20a610cd78f6c37ad46ff8fd0565726e63462612f3d49d290

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "809163b5927da50ff5f917b0bbd19b24130fb0a99a4742f25fb2e807d6d2d4d5",
    "cross_cats_sorted": [
      "cs.CY"
    ],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2014-07-29T13:32:44Z",
    "title_canon_sha256": "eb4e3740ed8aff2c4dd05c7998d376870d204c00f43356e9a58f7ae77094e7d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.7722",
    "kind": "arxiv",
    "version": 2
  }
}