Pith Number

pith:OXIEDNUW

pith:2014:OXIEDNUWBUM4MCY3EA5PMVNSKD

not attested not anchored not stored refs pending

On the saddle point problem for non-convex optimization

Razvan Pascanu, Surya Ganguli, Yann N. Dauphin, Yoshua Bengio

arxiv:1405.4604 v2 · 2014-05-19 · cs.LG · cs.NE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OXIEDNUWBUM4MCY3EA5PMVNSKD}

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	2026-05-18T02:50:59.377371Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

75d041b6960d19c60b1b203af655b250f00861301f18933b869b13b4024852e1

Aliases

arxiv: 1405.4604 · arxiv_version: 1405.4604v2 · doi: 10.48550/arxiv.1405.4604 · pith_short_12: OXIEDNUWBUM4 · pith_short_16: OXIEDNUWBUM4MCY3 · pith_short_8: OXIEDNUW

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/OXIEDNUWBUM4MCY3EA5PMVNSKD \
  | 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: 75d041b6960d19c60b1b203af655b250f00861301f18933b869b13b4024852e1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "35ad2caf954c0722c2dd6236c895b1546b92f1f5f9be482010d19f9a375c1732",
    "cross_cats_sorted": [
      "cs.NE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2014-05-19T04:56:30Z",
    "title_canon_sha256": "329e6df458d511b6f333eafb5398bbbaed70aca64025e100a8f129528bda4d1f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.4604",
    "kind": "arxiv",
    "version": 2
  }
}