Pith Number

pith:5PEFOFQW

pith:2025:5PEFOFQWQMZGLDYHZBGDLU5UOJ

not attested not anchored not stored refs pending

Two-Level Sketching Alternating Anderson acceleration for Complex Physics Applications

Massimiliano Lupo Pasini, Nicol\'as A. Barnafi

arxiv:2505.08587 v2 · 2025-05-13 · math.NA · cs.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{5PEFOFQWQMZGLDYHZBGDLU5UOJ}

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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.

Cited by

1 paper in Pith

A modified Anderson acceleration with sharp linear convergence rate predictions and application to incompressible flows

Receipt and verification

First computed	2026-05-20T01:04:54.005562Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ebc85716168332658f07c84c35d3b4724ebc1a6906a3213dddea75ce655ca240

Aliases

arxiv: 2505.08587 · arxiv_version: 2505.08587v2 · doi: 10.48550/arxiv.2505.08587 · pith_short_12: 5PEFOFQWQMZG · pith_short_16: 5PEFOFQWQMZGLDYH · pith_short_8: 5PEFOFQW

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/5PEFOFQWQMZGLDYHZBGDLU5UOJ \
  | 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: ebc85716168332658f07c84c35d3b4724ebc1a6906a3213dddea75ce655ca240

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c2a7c38e07c07c8a4aacc5059fcb81a33b4e567b64d180cb2f60e494f0f3447a",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2025-05-13T13:58:22Z",
    "title_canon_sha256": "a27207761acf5a90aa47391b2ed329ca22cf7458936cd7e986745fee2b5588f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.08587",
    "kind": "arxiv",
    "version": 2
  }
}