Pith Number

pith:SWZ74JCE

pith:2017:SWZ74JCEYVZHDESMV5TSWR3DKY

not attested not anchored not stored refs pending

Krylov Subspace Recycling for Fast Iterative Least-Squares in Machine Learning

Filip de Roos, Philipp Hennig

arxiv:1706.00241 v1 · 2017-06-01 · cs.LG · math.NA · 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{SWZ74JCEYVZHDESMV5TSWR3DKY}

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.

Cited by

1 paper in Pith

Contributed Discussion of "A Bayesian Conjugate Gradient Method"

Receipt and verification

First computed	2026-05-18T00:43:14.645672Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

95b3fe2444c57271924caf672b47635605fb423ce5b6058f74e39a7084918111

Aliases

arxiv: 1706.00241 · arxiv_version: 1706.00241v1 · doi: 10.48550/arxiv.1706.00241 · pith_short_12: SWZ74JCEYVZH · pith_short_16: SWZ74JCEYVZHDESM · pith_short_8: SWZ74JCE

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/SWZ74JCEYVZHDESMV5TSWR3DKY \
  | 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: 95b3fe2444c57271924caf672b47635605fb423ce5b6058f74e39a7084918111

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1b87efe37776597cbb11fd2f388a05efb030d0a55aa4ad14b51526996c5456c0",
    "cross_cats_sorted": [
      "math.NA",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2017-06-01T10:17:12Z",
    "title_canon_sha256": "c76b9fd5a02c1e848a2e5b2ec2635ee8daca8ce3af7107035c413e7f402d566f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.00241",
    "kind": "arxiv",
    "version": 1
  }
}