Pith Number

pith:2TRM6K7T

pith:2018:2TRM6K7TG7Z3PYTABMFDLCJNVT

not attested not anchored not stored refs pending

A Novel Large-scale Ordinal Regression Model

Huadong Wang, Lingfeng Niu, Xin Shen, Yong Shi

arxiv:1812.08237 v1 · 2018-12-19 · cs.LG · cs.AI · 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{2TRM6K7TG7Z3PYTABMFDLCJNVT}

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	2026-05-17T23:57:51.860155Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d4e2cf2bf337f3b7e2600b0a35892dacdeac7f8de2bd190f084e3c4f3e887374

Aliases

arxiv: 1812.08237 · arxiv_version: 1812.08237v1 · doi: 10.48550/arxiv.1812.08237 · pith_short_12: 2TRM6K7TG7Z3 · pith_short_16: 2TRM6K7TG7Z3PYTA · pith_short_8: 2TRM6K7T

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/2TRM6K7TG7Z3PYTABMFDLCJNVT \
  | 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: d4e2cf2bf337f3b7e2600b0a35892dacdeac7f8de2bd190f084e3c4f3e887374

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3591818b19cdc38f2bbaa0bdfbb4e861f537df76bcfb2f3e023a56b5e9d08d3d",
    "cross_cats_sorted": [
      "cs.AI",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2018-12-19T20:53:24Z",
    "title_canon_sha256": "dcffd5bd32b1a2ad54511fba1a52fa430e541cf5cc6b58b4fc879a4ccb0ed11d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.08237",
    "kind": "arxiv",
    "version": 1
  }
}