Pith Number

pith:MP2A75XT

pith:2014:MP2A75XT73GWLPYLKBCOLGM2RX

not attested not anchored not stored refs pending

Convergence results for projected line-search methods on varieties of low-rank matrices via \L{}ojasiewicz inequality

Andr\'e Uschmajew, Reinhold Schneider

arxiv:1402.5284 v3 · 2014-02-21 · math.OC · cs.LG · 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{MP2A75XT73GWLPYLKBCOLGM2RX}

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	2026-05-18T02:18:13.721348Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

63f40ff6f3fecd65bf0b5044e5999a8de5b35c8fad9576ca6949eea524820c85

Aliases

arxiv: 1402.5284 · arxiv_version: 1402.5284v3 · doi: 10.48550/arxiv.1402.5284 · pith_short_12: MP2A75XT73GW · pith_short_16: MP2A75XT73GWLPYL · pith_short_8: MP2A75XT

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/MP2A75XT73GWLPYLKBCOLGM2RX \
  | 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: 63f40ff6f3fecd65bf0b5044e5999a8de5b35c8fad9576ca6949eea524820c85

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7b1b068218e8642d86223b363abaaaa397e742363c00c6d1048861093d5b447b",
    "cross_cats_sorted": [
      "cs.LG",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2014-02-21T12:49:51Z",
    "title_canon_sha256": "5959ddd024a379dc7e3a5aae6ac573d65eda82b326eb07749fceb24596c80576"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.5284",
    "kind": "arxiv",
    "version": 3
  }
}