Pith Number

pith:GD33QZNO

pith:2015:GD33QZNO7PGSE4MUUDY6TWTUX2

not attested not anchored not stored refs pending

Margins, Kernels and Non-linear Smoothed Perceptrons

Aaditya Ramdas, Javier Pe\~na

arxiv:1505.04123 v1 · 2015-05-15 · cs.LG · cs.AI · cs.NA · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GD33QZNO7PGSE4MUUDY6TWTUX2}

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	2026-05-18T02:09:40.025090Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

30f7b865aefbcd227194a0f1e9da74be9ff4f37c06a31b86f589f0727ad3932a

Aliases

arxiv: 1505.04123 · arxiv_version: 1505.04123v1 · doi: 10.48550/arxiv.1505.04123 · pith_short_12: GD33QZNO7PGS · pith_short_16: GD33QZNO7PGSE4MU · pith_short_8: GD33QZNO

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/GD33QZNO7PGSE4MUUDY6TWTUX2 \
  | 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: 30f7b865aefbcd227194a0f1e9da74be9ff4f37c06a31b86f589f0727ad3932a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc221ab47f38381aa684470d1c1f4e1c13fec234b0a6927a0bf3cd332a0d434a",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.NA",
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2015-05-15T16:54:58Z",
    "title_canon_sha256": "74d3f6f6bdfadaba4d9dfd1d5726d71a6060ecc0f0fc3a2c95a4ab8b32e681bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.04123",
    "kind": "arxiv",
    "version": 1
  }
}