Pith Number

pith:RIWZPX5Z

pith:2018:RIWZPX5Z3ZVWXDKAIEFUXBAX3D

not attested not anchored not stored refs pending

Learning Bounds for Greedy Approximation with Explicit Feature Maps from Multiple Kernels

Shahin Shahrampour, Vahid Tarokh

arxiv:1810.03817 v1 · 2018-10-09 · 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{RIWZPX5Z3ZVWXDKAIEFUXBAX3D}

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	2026-05-18T00:03:44.455002Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a2d97dfb9de6b6b8d40410b4b8417d8e801392bbd3e1253a3f22f52da506cb3

Aliases

arxiv: 1810.03817 · arxiv_version: 1810.03817v1 · doi: 10.48550/arxiv.1810.03817 · pith_short_12: RIWZPX5Z3ZVW · pith_short_16: RIWZPX5Z3ZVWXDKA · pith_short_8: RIWZPX5Z

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/RIWZPX5Z3ZVWXDKAIEFUXBAX3D \
  | 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: 8a2d97dfb9de6b6b8d40410b4b8417d8e801392bbd3e1253a3f22f52da506cb3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3620663e4739cc62d57ded4facc6d11310078a3f6ff513a53f12c694eed77460",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2018-10-09T05:20:41Z",
    "title_canon_sha256": "9df1e309cca4180f51953f21f7080bcf983b68cd3719ed7d314c9cbb47b5fa01"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.03817",
    "kind": "arxiv",
    "version": 1
  }
}