Pith Number

pith:7KKIK7N3

pith:2019:7KKIK7N3M3UMFDSPHDCHZSBVPR

not attested not anchored not stored refs pending

Cluster, Classify, Regress: A General Method For Learning Discountinous Functions

Clement Etienam, David E. Bernholdt, David L. Green, J. M. Park, Kody J. H. Law, Mark R. Cianciosa

arxiv:1905.06220 v2 · 2019-05-15 · 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{7KKIK7N3M3UMFDSPHDCHZSBVPR}

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	2026-05-17T23:46:02.773351Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa94857dbb66e8c28e4f38c47cc8357c78a827a598eb3dfd5affb7259135b235

Aliases

arxiv: 1905.06220 · arxiv_version: 1905.06220v2 · doi: 10.48550/arxiv.1905.06220 · pith_short_12: 7KKIK7N3M3UM · pith_short_16: 7KKIK7N3M3UMFDSP · pith_short_8: 7KKIK7N3

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/7KKIK7N3M3UMFDSPHDCHZSBVPR \
  | 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: fa94857dbb66e8c28e4f38c47cc8357c78a827a598eb3dfd5affb7259135b235

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "143f172c1e2b1d08cdb19d069fd741bdb55e710c85ac31b51f4f00feb359d544",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-05-15T14:47:55Z",
    "title_canon_sha256": "85206c5454c1a85b1738871bd3806ab32f8e35b0c69139963e530b13ef746ab9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.06220",
    "kind": "arxiv",
    "version": 2
  }
}