Pith Number

pith:25LASIOF

pith:2018:25LASIOF6HITE3NAWJCCLJV2IP

not attested not anchored not stored refs pending

NFFT meets Krylov methods: Fast matrix-vector products for the graph Laplacian of fully connected networks

Daniel Potts, Dominik Alfke, Martin Stoll, Toni Volkmer

arxiv:1808.04580 v2 · 2018-08-14 · 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{25LASIOF6HITE3NAWJCCLJV2IP}

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	2026-05-17T23:58:30.598065Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d7560921c5f1d1326da0b24425a6ba43ea341c832ee6f5ed547585caa485d42f

Aliases

arxiv: 1808.04580 · arxiv_version: 1808.04580v2 · doi: 10.48550/arxiv.1808.04580 · pith_short_12: 25LASIOF6HIT · pith_short_16: 25LASIOF6HITE3NA · pith_short_8: 25LASIOF

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/25LASIOF6HITE3NAWJCCLJV2IP \
  | 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: d7560921c5f1d1326da0b24425a6ba43ea341c832ee6f5ed547585caa485d42f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f6ec7843b38293337c51cb3a207143a8325a05104113bc02261d575c807fb558",
    "cross_cats_sorted": [
      "math.NA",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2018-08-14T08:24:01Z",
    "title_canon_sha256": "3c423c6b0452bdf506dd2bf6149345848e30f407f53dce3c1f59f57f1f1b1b37"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.04580",
    "kind": "arxiv",
    "version": 2
  }
}