Pith Number

pith:YVQ7DN5X

pith:2013:YVQ7DN5X7TLAYSDEQV4OLQAEEM

not attested not anchored not stored refs pending

An upper bound on prototype set size for condensed nearest neighbor

Eric Christiansen

arxiv:1309.7676 v1 · 2013-09-29 · 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{YVQ7DN5X7TLAYSDEQV4OLQAEEM}

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	2026-05-18T03:11:48.749656Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c561f1b7b7fcd60c48648578e5c004231ac6923191e32dc435257bc59b3f0847

Aliases

arxiv: 1309.7676 · arxiv_version: 1309.7676v1 · doi: 10.48550/arxiv.1309.7676 · pith_short_12: YVQ7DN5X7TLA · pith_short_16: YVQ7DN5X7TLAYSDE · pith_short_8: YVQ7DN5X

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/YVQ7DN5X7TLAYSDEQV4OLQAEEM \
  | 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: c561f1b7b7fcd60c48648578e5c004231ac6923191e32dc435257bc59b3f0847

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ea3cb9217faf544913cd5f552c12137946df6d9117bf13d81f99cff4a2758026",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2013-09-29T23:45:59Z",
    "title_canon_sha256": "601f28ce5faa5351a8524e9afa6ad68634a730d3206665aebf203fe9ee7ab855"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.7676",
    "kind": "arxiv",
    "version": 1
  }
}