Pith Number

pith:AYMWLUI4

pith:2018:AYMWLUI4P6DQFNC4DSELOPIS44

not attested not anchored not stored refs pending

How Many Machines Can We Use in Parallel Computing for Kernel Ridge Regression?

Guang Cheng, Meimei Liu, Zuofeng Shang

arxiv:1805.09948 v3 · 2018-05-25 · math.ST · stat.ML · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AYMWLUI4P6DQFNC4DSELOPIS44}

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	2026-05-17T23:52:53.043912Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

061965d11c7f8702b45c1c88b73d12e702d271363736153d7a7c419ef4ceadd2

Aliases

arxiv: 1805.09948 · arxiv_version: 1805.09948v3 · doi: 10.48550/arxiv.1805.09948 · pith_short_12: AYMWLUI4P6DQ · pith_short_16: AYMWLUI4P6DQFNC4 · pith_short_8: AYMWLUI4

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/AYMWLUI4P6DQFNC4DSELOPIS44 \
  | 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: 061965d11c7f8702b45c1c88b73d12e702d271363736153d7a7c419ef4ceadd2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1c797994d3d3bf06400b5be2b9cbf7b3c9331f3dc81b5bda16bb8b8eaa396c43",
    "cross_cats_sorted": [
      "stat.ML",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2018-05-25T02:00:53Z",
    "title_canon_sha256": "8419b7aaba5410cc4d8f378e06cf6f929e7a40e6d52460ce9054158c3f5bb535"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.09948",
    "kind": "arxiv",
    "version": 3
  }
}