Pith Number

pith:54TW4GNF

pith:2025:54TW4GNF3R6BGORWFFCZ46XVR7

not attested not anchored not stored refs pending

A Tutorial on Discriminative Clustering and Mutual Information

Fr\'ed\'eric Precioso, Louis Ohl, Pierre-Alexandre Mattei

arxiv:2505.04484 v1 · 2025-05-07 · stat.ML · 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{54TW4GNF3R6BGORWFFCZ46XVR7}

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	2026-07-05T10:59:52.433454Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ef276e19a5dc7c133a3629459e7af58fd08570bdb1b98c820156b5e78e002b7a

Aliases

arxiv: 2505.04484 · arxiv_version: 2505.04484v1 · doi: 10.48550/arxiv.2505.04484 · pith_short_12: 54TW4GNF3R6B · pith_short_16: 54TW4GNF3R6BGORW · pith_short_8: 54TW4GNF

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/54TW4GNF3R6BGORWFFCZ46XVR7 \
  | 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: ef276e19a5dc7c133a3629459e7af58fd08570bdb1b98c820156b5e78e002b7a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c0b8e8aa090b89adb4bf76fa74cca965cba6f326e85af79c99bff4c695759115",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2025-05-07T14:54:36Z",
    "title_canon_sha256": "6931020abfa4551cb7fb0f2c482b2fdc039c66179b4870a8d7dc787234c81eb1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.04484",
    "kind": "arxiv",
    "version": 1
  }
}