Pith Number

pith:R4KWMGMW

pith:2018:R4KWMGMWFBFJKNDX7ZUVXYLCME

not attested not anchored not stored refs pending

Weak, Strong and Linear Convergence of the CQ-Method Via the Regularity of Landweber Operators

Andrzej Cegielski, Rafa{\l} Zalas, Simeon Reich

arxiv:1812.07450 v1 · 2018-12-18 · 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{R4KWMGMWFBFJKNDX7ZUVXYLCME}

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	2026-05-17T23:58:00.476121Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f15661996284a953477fe695be1626110d52ff4b71c7c2eac9f52e834040461

Aliases

arxiv: 1812.07450 · arxiv_version: 1812.07450v1 · doi: 10.48550/arxiv.1812.07450 · pith_short_12: R4KWMGMWFBFJ · pith_short_16: R4KWMGMWFBFJKNDX · pith_short_8: R4KWMGMW

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/R4KWMGMWFBFJKNDX7ZUVXYLCME \
  | 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: 8f15661996284a953477fe695be1626110d52ff4b71c7c2eac9f52e834040461

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "31eb9f49cb204feac2f68f095b1744f35050179267d1beee1ced576cee092473",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2018-12-18T15:58:51Z",
    "title_canon_sha256": "4dac323cc14b2377251b2af8a2ccbcd45368240c9863cca4a97f1bba8d15a22e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.07450",
    "kind": "arxiv",
    "version": 1
  }
}