Pith Number

pith:K3VDOCHG

pith:2026:K3VDOCHGZ4DLA3AJNHKIQKIPBX

not attested not anchored not stored refs pending

Contrastive Order Learning: A General Framework for Ordinal Regression

BeomJun Shim, Chaewon Lee, Chang-Su Kim, Kwang Pyo Choi

arxiv:2607.08109 v1 · 2026-07-09 · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{K3VDOCHGZ4DLA3AJNHKIQKIPBX}

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	2026-07-10T01:19:26.299220Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

56ea3708e6cf06b06c0969d488290f0dec1c554d0e816c6bd74da307211039e4

Aliases

arxiv: 2607.08109 · arxiv_version: 2607.08109v1 · doi: 10.48550/arxiv.2607.08109 · pith_short_12: K3VDOCHGZ4DL · pith_short_16: K3VDOCHGZ4DLA3AJ · pith_short_8: K3VDOCHG

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/K3VDOCHGZ4DLA3AJNHKIQKIPBX \
  | 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: 56ea3708e6cf06b06c0969d488290f0dec1c554d0e816c6bd74da307211039e4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e6749a6b03ce300b095023a7e01d288311a4f2dcc7876727de11a14ea329cb26",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-07-09T04:48:26Z",
    "title_canon_sha256": "831d9aa3f047f05a714de753962be9d049d66c9c694ec3df689486bc0319a1ea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.08109",
    "kind": "arxiv",
    "version": 1
  }
}