Pith Number

pith:6KZW7H3R

pith:2009:6KZW7H3RCJ62IVPROX2RBPIUGV

not attested not anchored not stored refs pending

A Geometric Approach to Sample Compression

Benjamin I. P. Rubinstein, J. Hyam Rubinstein

arxiv:0911.3633 v1 · 2009-11-18 · cs.LG · math.CO · math.GT · 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{6KZW7H3RCJ62IVPROX2RBPIUGV}

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	2026-05-18T03:00:27.526028Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f2b36f9f71127da455f175f510bd1435484a6e43b5a2e04bd52930f5a25a4067

Aliases

arxiv: 0911.3633 · arxiv_version: 0911.3633v1 · doi: 10.48550/arxiv.0911.3633 · pith_short_12: 6KZW7H3RCJ62 · pith_short_16: 6KZW7H3RCJ62IVPR · pith_short_8: 6KZW7H3R

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/6KZW7H3RCJ62IVPROX2RBPIUGV \
  | 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: f2b36f9f71127da455f175f510bd1435484a6e43b5a2e04bd52930f5a25a4067

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0f15201a5a1e28ff18a40dddeddb73e85605a14e9b66a913edb3b4cb68fd7f6f",
    "cross_cats_sorted": [
      "math.CO",
      "math.GT",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2009-11-18T19:22:09Z",
    "title_canon_sha256": "9e22de2f48fc85ea3ac47c3731b438d59113ce8cecbbdd70b58f6cb19ba6b049"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.3633",
    "kind": "arxiv",
    "version": 1
  }
}