Pith Number

pith:TXM7N2EF

pith:2017:TXM7N2EF3WAWP7YKRZ44YTZAUQ

not attested not anchored not stored refs pending

Weak, Strong and Linear Convergence of a Double-Layer Fixed Point Algorithm

Rafa{\l} Zalas, Simeon Reich, Victor I. Kolobov

arxiv:1703.09426 v1 · 2017-03-28 · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TXM7N2EF3WAWP7YKRZ44YTZAUQ}

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	2026-05-18T00:47:44.574968Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9dd9f6e885dd8167ff0a8e79cc4f20a43e7e6948a953b785f9b4685eed0d3d01

Aliases

arxiv: 1703.09426 · arxiv_version: 1703.09426v1 · doi: 10.48550/arxiv.1703.09426 · pith_short_12: TXM7N2EF3WAW · pith_short_16: TXM7N2EF3WAWP7YK · pith_short_8: TXM7N2EF

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/TXM7N2EF3WAWP7YKRZ44YTZAUQ \
  | 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: 9dd9f6e885dd8167ff0a8e79cc4f20a43e7e6948a953b785f9b4685eed0d3d01

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c98b632f3615df9197db7db411f9a56d4c4728d94244e0e4e4d3081b7e09cea5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2017-03-28T07:26:31Z",
    "title_canon_sha256": "d6737254bc2d24c7334272e25dae9fcabb9f64b90fa3c0595d8528bfb7d538db"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.09426",
    "kind": "arxiv",
    "version": 1
  }
}