Pith Number

pith:37KBIJEH

pith:2019:37KBIJEHLMMOQNOJ4TIXQ2253T

not attested not anchored not stored refs pending

Classification from Triplet Comparison Data

Issei Sato, Masashi Sugiyama, Nontawat Charoenphakdee, Zhenghang Cui

arxiv:1907.10225 v3 · 2019-07-24 · 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{37KBIJEHLMMOQNOJ4TIXQ2253T}

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	2026-07-05T00:55:58.200693Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dfd41424875b18e835c9e4d1786b5ddcd058a462af26370636c3b06fc1c83ffa

Aliases

arxiv: 1907.10225 · arxiv_version: 1907.10225v3 · doi: 10.48550/arxiv.1907.10225 · pith_short_12: 37KBIJEHLMMO · pith_short_16: 37KBIJEHLMMOQNOJ · pith_short_8: 37KBIJEH

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/37KBIJEHLMMOQNOJ4TIXQ2253T \
  | 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: dfd41424875b18e835c9e4d1786b5ddcd058a462af26370636c3b06fc1c83ffa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2b2c379737dcdb386171ae2e618edaa66dfe49ad5ef81025cd64f1007163b371",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-07-24T03:49:16Z",
    "title_canon_sha256": "c4fcd0e1b02b45bb504721ebc86d1a68d2017fb6cebe262402a3f57ad08ff716"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.10225",
    "kind": "arxiv",
    "version": 3
  }
}