Pith Number

pith:YEYK4HVH

pith:2023:YEYK4HVHL7H452WZTIGOIBULJY

not attested not anchored not stored refs pending

Unimodal Distributions for Ordinal Regression

Jaime S. Cardoso, Ricardo Cruz, Tom\'e Albuquerque

arxiv:2303.04547 v2 · 2023-03-08 · cs.LG · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YEYK4HVHL7H452WZTIGOIBULJY}

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	2026-07-05T10:35:29.078787Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c130ae1ea75fcfceead99a0ce4068b4e25aadc38584575ccb6c5797f65011f85

Aliases

arxiv: 2303.04547 · arxiv_version: 2303.04547v2 · doi: 10.48550/arxiv.2303.04547 · pith_short_12: YEYK4HVHL7H4 · pith_short_16: YEYK4HVHL7H452WZ · pith_short_8: YEYK4HVH

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/YEYK4HVHL7H452WZTIGOIBULJY \
  | 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: c130ae1ea75fcfceead99a0ce4068b4e25aadc38584575ccb6c5797f65011f85

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "329e9e9a94b56404aa0e4ba450fa06d11710375712bb9743648c4e940cd9cb0f",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2023-03-08T13:00:40Z",
    "title_canon_sha256": "2cb5fc0782debc672a494a20822c35cae44ab5a6801734d61374cb68353a7cd2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.04547",
    "kind": "arxiv",
    "version": 2
  }
}