Pith Number

pith:B5ELA5JD

pith:2018:B5ELA5JDB3PZAI42QZC6L3JNTQ

not attested not anchored not stored refs pending

Streaming Kernel PCA with $\tilde{O}(\sqrt{n})$ Random Features

Enayat Ullah, Poorya Mianjy, Raman Arora, Teodor V. Marinov

arxiv:1808.00934 v2 · 2018-08-02 · cs.LG · cs.AI · 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{B5ELA5JDB3PZAI42QZC6L3JNTQ}

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	2026-05-18T00:00:34.958274Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0f48b075230edf90239a8645e5ed2d9c10873d5d22884ca514a0216b4ca07574

Aliases

arxiv: 1808.00934 · arxiv_version: 1808.00934v2 · doi: 10.48550/arxiv.1808.00934 · pith_short_12: B5ELA5JDB3PZ · pith_short_16: B5ELA5JDB3PZAI42 · pith_short_8: B5ELA5JD

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/B5ELA5JDB3PZAI42QZC6L3JNTQ \
  | 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: 0f48b075230edf90239a8645e5ed2d9c10873d5d22884ca514a0216b4ca07574

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d28259daadb95616acdf19b976ca95bde13cbfd079603decf1267eeb6b2ecbca",
    "cross_cats_sorted": [
      "cs.AI",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2018-08-02T17:41:15Z",
    "title_canon_sha256": "6ee794a1dff051ce0f24cfcd048db6aa3a190c0f79a7b064c778d07a6531f55c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.00934",
    "kind": "arxiv",
    "version": 2
  }
}