Pith Number

pith:6LPT44DM

pith:2012:6LPT44DMSJ47WSL7OS2RFF5VT6

not attested not anchored not stored refs pending

The Natural Gradient by Analogy to Signal Whitening, and Recipes and Tricks for its Use

Jascha Sohl-Dickstein

arxiv:1205.1828 v1 · 2012-05-08 · 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{6LPT44DMSJ47WSL7OS2RFF5VT6}

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	2026-05-18T03:55:58.583206Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f2df3e706c9279fb497f74b51297b59fbf4e0ffe8de1fcc302b0f643b8abd253

Aliases

arxiv: 1205.1828 · arxiv_version: 1205.1828v1 · doi: 10.48550/arxiv.1205.1828 · pith_short_12: 6LPT44DMSJ47 · pith_short_16: 6LPT44DMSJ47WSL7 · pith_short_8: 6LPT44DM

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/6LPT44DMSJ47WSL7OS2RFF5VT6 \
  | 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: f2df3e706c9279fb497f74b51297b59fbf4e0ffe8de1fcc302b0f643b8abd253

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0a5b09a6450bcab43c2f4af60e63467e2af11f26eec9ca50cfcf383176af597c",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2012-05-08T21:12:03Z",
    "title_canon_sha256": "327b8ebef73a264c8ab5420d3bfea69fbb8e54aea56487017fed0abd9f9fc723"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.1828",
    "kind": "arxiv",
    "version": 1
  }
}