Pith Number

pith:RU72BQTW

pith:2012:RU72BQTWIQWLQQFIFR2RK3UJNX

not attested not anchored not stored refs pending

Density-sensitive semisupervised inference

Aarti Singh, Larry Wasserman, Martin Azizyan

arxiv:1204.1685 v2 · 2012-04-07 · math.ST · cs.LG · stat.ML · stat.TH

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RU72BQTWIQWLQQFIFR2RK3UJNX}

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	2026-05-18T03:25:04.320135Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8d3fa0c276442cb840a82c75156e896dd8de07bbdba8bcac95f1ce01d791e55d

Aliases

arxiv: 1204.1685 · arxiv_version: 1204.1685v2 · doi: 10.48550/arxiv.1204.1685 · pith_short_12: RU72BQTWIQWL · pith_short_16: RU72BQTWIQWLQQFI · pith_short_8: RU72BQTW

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/RU72BQTWIQWLQQFIFR2RK3UJNX \
  | 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: 8d3fa0c276442cb840a82c75156e896dd8de07bbdba8bcac95f1ce01d791e55d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "34516494c81509f367f1a12e8f4a4f18e4992ba7beef81cc54f6f233ed5b48d4",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2012-04-07T21:49:22Z",
    "title_canon_sha256": "f7c3d6c03e4651c4189775964e3b2f40c236c6018a51561a39e6087d2d820dc4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.1685",
    "kind": "arxiv",
    "version": 2
  }
}