Pith Number

pith:BQO4VISV

pith:2016:BQO4VISVBZRVXFMP2W3DAJ4CCR

not attested not anchored not stored refs pending

Large Scale Kernel Learning using Block Coordinate Descent

Benjamin Recht, Rebecca Roelofs, Shivaram Venkataraman, Stephen Tu

arxiv:1602.05310 v1 · 2016-02-17 · cs.LG · math.OC · 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{BQO4VISVBZRVXFMP2W3DAJ4CCR}

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	2026-05-18T01:20:28.605223Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0c1dcaa2550e635b958fd5b6302782145ac2fa6156acafba1fa2d66ea10c6573

Aliases

arxiv: 1602.05310 · arxiv_version: 1602.05310v1 · doi: 10.48550/arxiv.1602.05310 · pith_short_12: BQO4VISVBZRV · pith_short_16: BQO4VISVBZRVXFMP · pith_short_8: BQO4VISV

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/BQO4VISVBZRVXFMP2W3DAJ4CCR \
  | 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: 0c1dcaa2550e635b958fd5b6302782145ac2fa6156acafba1fa2d66ea10c6573

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dbd4e1f7c2a1da48197f17e7f56154f7643739a369a538aa8accd4ce76e94c67",
    "cross_cats_sorted": [
      "math.OC",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2016-02-17T05:41:07Z",
    "title_canon_sha256": "3fed3a1df9a9d26373b598006cc33481eab2363d503765ce0ff4b3067b2f4e85"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.05310",
    "kind": "arxiv",
    "version": 1
  }
}