Pith Number

pith:7UXJH5MH

pith:2014:7UXJH5MHWD3AUVRBYAXEMSXVRX

not attested not anchored not stored refs pending

Optimal rates of convergence of matrices with applications

Heinz H. Bauschke, Hung M. Phan, J.Y. Bello Cruz, Tran T.A. Nghia, Xianfu Wang

arxiv:1407.0671 v1 · 2014-07-02 · math.OC · math.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{7UXJH5MHWD3AUVRBYAXEMSXVRX}

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	2026-05-18T02:48:26.370855Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd2e93f587b0f60a5621c02e464af58ddd7505963edde07a455236a8141d0ee1

Aliases

arxiv: 1407.0671 · arxiv_version: 1407.0671v1 · doi: 10.48550/arxiv.1407.0671 · pith_short_12: 7UXJH5MHWD3A · pith_short_16: 7UXJH5MHWD3AUVRB · pith_short_8: 7UXJH5MH

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/7UXJH5MHWD3AUVRBYAXEMSXVRX \
  | 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: fd2e93f587b0f60a5621c02e464af58ddd7505963edde07a455236a8141d0ee1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "259b999dc0cded8c85b166b24b9cd062a1d9c500fa75dee43225fa1e83b17095",
    "cross_cats_sorted": [
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2014-07-02T18:28:35Z",
    "title_canon_sha256": "bab5ffa9fe9114dd6a7f049ab283241644479226f32a4797475a2d9569f8f5e6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.0671",
    "kind": "arxiv",
    "version": 1
  }
}