Pith Number

pith:V37HY4EW

pith:2012:V37HY4EW5U5AYYXCTZZBEUHFLI

not attested not anchored not stored refs pending

A Family of Computationally Efficient and Simple Estimators for Unnormalized Statistical Models

Aapo Hyvarinen, Michael Gutmann, Miika Pihlaja

arxiv:1203.3506 v1 · 2012-03-15 · 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{V37HY4EW5U5AYYXCTZZBEUHFLI}

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	2026-05-18T04:00:00.126503Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aefe7c7096ed3a0c62e29e721250e55a0a9d87041bc7fa58a1b5bf76720d42a3

Aliases

arxiv: 1203.3506 · arxiv_version: 1203.3506v1 · doi: 10.48550/arxiv.1203.3506 · pith_short_12: V37HY4EW5U5A · pith_short_16: V37HY4EW5U5AYYXC · pith_short_8: V37HY4EW

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/V37HY4EW5U5AYYXCTZZBEUHFLI \
  | 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: aefe7c7096ed3a0c62e29e721250e55a0a9d87041bc7fa58a1b5bf76720d42a3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bbee1c9609e92a7d299452875deba7d4b6caead2bbad658839c38a6a7d8b6470",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2012-03-15T11:17:56Z",
    "title_canon_sha256": "e88f19a471037e86ab90d8caeb87cbdca564a0839632785e3d85f85d36277563"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.3506",
    "kind": "arxiv",
    "version": 1
  }
}