Pith Number

pith:33UFIKH3

pith:2013:33UFIKH3YQAX42MNLSE56CTX6D

not attested not anchored not stored refs pending

Efficient Estimation of the number of neighbours in Probabilistic K Nearest Neighbour Classification

Ji Won Yoon, Nial Friel

arxiv:1305.1002 v1 · 2013-05-05 · 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{33UFIKH3YQAX42MNLSE56CTX6D}

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	2026-05-18T03:26:31.149130Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dee85428fbc4017e698d5c89df0a77f0ddf22e47dd2098f2a0670835437b0fdc

Aliases

arxiv: 1305.1002 · arxiv_version: 1305.1002v1 · doi: 10.48550/arxiv.1305.1002 · pith_short_12: 33UFIKH3YQAX · pith_short_16: 33UFIKH3YQAX42MN · pith_short_8: 33UFIKH3

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/33UFIKH3YQAX42MNLSE56CTX6D \
  | 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: dee85428fbc4017e698d5c89df0a77f0ddf22e47dd2098f2a0670835437b0fdc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "05047d0d524a6cd0d754ce80fc665834d2ad3c649e79603d9c12964106d63d49",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2013-05-05T09:44:08Z",
    "title_canon_sha256": "a21f4f914b3c259bd0ee472dfb33b2800eac5d434d7e638eb73b0c2910eceb1b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.1002",
    "kind": "arxiv",
    "version": 1
  }
}