Pith Number

pith:X7I54LMM

pith:2019:X7I54LMM7NF7TCKLSGBNC4TPEL

not attested not anchored not stored refs pending

Rates of convergence for iterative solutions of equations involving set-valued accretive operators

Thomas Powell, Ulrich Kohlenbach

arxiv:1908.06734 v2 · 2019-08-19 · math.OC · math.FA · math.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{X7I54LMM7NF7TCKLSGBNC4TPEL}

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	2026-07-05T00:57:49.800307Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bfd1de2d8cfb4bf9894b9182d1726f22e9affbbb62153d570099d8cd07e47ff3

Aliases

arxiv: 1908.06734 · arxiv_version: 1908.06734v2 · doi: 10.48550/arxiv.1908.06734 · pith_short_12: X7I54LMM7NF7 · pith_short_16: X7I54LMM7NF7TCKL · pith_short_8: X7I54LMM

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/X7I54LMM7NF7TCKLSGBNC4TPEL \
  | 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: bfd1de2d8cfb4bf9894b9182d1726f22e9affbbb62153d570099d8cd07e47ff3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "12c64f827da57b9e2198fd7d654b940ac9323439b92dd021598d0d2bc4d20574",
    "cross_cats_sorted": [
      "math.FA",
      "math.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2019-08-19T12:25:54Z",
    "title_canon_sha256": "21fb51e8f5e46211393fec65a07667c8a2480da73ba7da7e4da4fb8fe8209e15"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.06734",
    "kind": "arxiv",
    "version": 2
  }
}