Pith Number

pith:R3ZSGOSY

pith:2014:R3ZSGOSYQT3HUHK6B6R5ABMXU3

not attested not anchored not stored refs pending

On fast matrix-vector multiplication with a Hankel matrix in multiprecision arithmetics

Gleb Beliakov

arxiv:1402.5287 v2 · 2014-02-21 · math.NA · cs.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R3ZSGOSYQT3HUHK6B6R5ABMXU3}

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	2026-05-18T02:55:47.894796Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8ef3233a5884f67a1d5e0fa3d00597a6f29bb82123ed13c363ef21457bfa643a

Aliases

arxiv: 1402.5287 · arxiv_version: 1402.5287v2 · doi: 10.48550/arxiv.1402.5287 · pith_short_12: R3ZSGOSYQT3H · pith_short_16: R3ZSGOSYQT3HUHK6 · pith_short_8: R3ZSGOSY

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/R3ZSGOSYQT3HUHK6B6R5ABMXU3 \
  | 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: 8ef3233a5884f67a1d5e0fa3d00597a6f29bb82123ed13c363ef21457bfa643a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9629a96cd3bb597601bb2548e518a3ac61b5231259ed642ded00d3d3be0dc0b9",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2014-02-21T13:03:18Z",
    "title_canon_sha256": "fc637d199f13789d853cd94e2541dbdc688ff3727505ff186309295e00af7290"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.5287",
    "kind": "arxiv",
    "version": 2
  }
}