Pith Number

pith:7IUIGK6G

pith:2014:7IUIGK6GMIVTMWDREMXIZLGSSR

not attested not anchored not stored refs pending

Zolotarev Quadrature Rules and Load Balancing for the FEAST Eigensolver

Eric Polizzi, Gautier Viaud, Ping Tak Peter Tang, Stefan Guettel

arxiv:1407.8078 v1 · 2014-07-30 · math.NA · cs.MS · 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{7IUIGK6GMIVTMWDREMXIZLGSSR}

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	2026-05-18T02:46:13.646910Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa28832bc6622b365871232e8cacd2944971b8eb8edd826779e990f70c9df1cf

Aliases

arxiv: 1407.8078 · arxiv_version: 1407.8078v1 · doi: 10.48550/arxiv.1407.8078 · pith_short_12: 7IUIGK6GMIVT · pith_short_16: 7IUIGK6GMIVTMWDR · pith_short_8: 7IUIGK6G

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/7IUIGK6GMIVTMWDREMXIZLGSSR \
  | 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: fa28832bc6622b365871232e8cacd2944971b8eb8edd826779e990f70c9df1cf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bb66a5914435bce9ae50befa13ec06b501ca4b22b01593d5f248300609ca3b4a",
    "cross_cats_sorted": [
      "cs.MS",
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2014-07-30T15:13:03Z",
    "title_canon_sha256": "4588d1554fbb826ba3f878c4223a5d9ea18dfb30ec7a7610c47d5a23110ced34"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.8078",
    "kind": "arxiv",
    "version": 1
  }
}