Pith Number

pith:PHK2BMNN

pith:2020:PHK2BMNNVJBHRHCQELK7RCRG7F

not attested not anchored not stored refs pending

Unsupervised Discretization by Two-dimensional MDL-based Histogram

Lincen Yang, Matthijs van Leeuwen, Mitra Baratchi

arxiv:2006.01893 v4 · 2020-06-02 · 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{PHK2BMNNVJBHRHCQELK7RCRG7F}

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	2026-07-05T05:23:42.377310Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

79d5a0b1adaa42789c5022d5f88a26f94bd95e0307c26f0390b8b6826b258434

Aliases

arxiv: 2006.01893 · arxiv_version: 2006.01893v4 · doi: 10.48550/arxiv.2006.01893 · pith_short_12: PHK2BMNNVJBH · pith_short_16: PHK2BMNNVJBHRHCQ · pith_short_8: PHK2BMNN

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/PHK2BMNNVJBHRHCQELK7RCRG7F \
  | 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: 79d5a0b1adaa42789c5022d5f88a26f94bd95e0307c26f0390b8b6826b258434

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2f050bc2fa6b59adadf46c95a45310d2edad4d6313e80cb67855470ebf5dcde1",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2020-06-02T19:19:49Z",
    "title_canon_sha256": "929d6d2428339447486aaa9c2893df1ea35fdc7ceb83e2daa6096ee47047270d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.01893",
    "kind": "arxiv",
    "version": 4
  }
}