Pith Number

pith:6IT34CNW

pith:2013:6IT34CNWDA4I2F7LICHSHMMMQ6

not attested not anchored not stored refs pending

Pushing Stochastic Gradient towards Second-Order Methods -- Backpropagation Learning with Transformations in Nonlinearities

Harri Valpola, Tapani Raiko, Tommi Vatanen, Yann LeCun

arxiv:1301.3476 v3 · 2013-01-15 · cs.LG · cs.CV · 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{6IT34CNWDA4I2F7LICHSHMMMQ6}

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	2026-05-18T03:31:20.417086Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f227be09b618388d17eb408f23b18c87a8da49b3582a4a6ce0108a85e8304ba2

Aliases

arxiv: 1301.3476 · arxiv_version: 1301.3476v3 · doi: 10.48550/arxiv.1301.3476 · pith_short_12: 6IT34CNWDA4I · pith_short_16: 6IT34CNWDA4I2F7L · pith_short_8: 6IT34CNW

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/6IT34CNWDA4I2F7LICHSHMMMQ6 \
  | 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: f227be09b618388d17eb408f23b18c87a8da49b3582a4a6ce0108a85e8304ba2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "12afe81e9c734f0ec4c544bcc0b35a2396010bca63cb1c0c4dd0c392cdb587e1",
    "cross_cats_sorted": [
      "cs.CV",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2013-01-15T20:21:54Z",
    "title_canon_sha256": "a892b6e71b5a613a81ca0313731829361ef241acb2d3e22d018678ae0fb70e86"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.3476",
    "kind": "arxiv",
    "version": 3
  }
}