Pith Number

pith:IAM2RMLS

pith:2025:IAM2RMLSLRAFQNPUXSRYAD3GTW

not attested not anchored not stored refs pending

Optimal transfer operators in algebraic two-level methods for nonsymmetric and indefinite problems

Ahsan Ali, Ben S. Southworth, Golo A. Wimmer, James Brannick, Karsten Kahl, Oliver A. Krzysik

arxiv:2505.05598 v2 · 2025-05-08 · math.NA · cs.NA

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\usepackage{pith}
\pithnumber{IAM2RMLSLRAFQNPUXSRYAD3GTW}

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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

2 papers in Pith

Norm-based convergence bounds for nonsymmetric algebraic V-cycle multigrid methods

Optimal transfer operators for nonsymmetric two-grid methods

Receipt and verification

First computed	2026-07-05T12:09:17.383293Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4019a8b1725c405835f4bca3800f669da65a672d4442936726a498b6d75295bc

Aliases

arxiv: 2505.05598 · arxiv_version: 2505.05598v2 · doi: 10.48550/arxiv.2505.05598 · pith_short_12: IAM2RMLSLRAF · pith_short_16: IAM2RMLSLRAFQNPU · pith_short_8: IAM2RMLS

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/IAM2RMLSLRAFQNPUXSRYAD3GTW \
  | 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: 4019a8b1725c405835f4bca3800f669da65a672d4442936726a498b6d75295bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0d45eb404c3943ffecdc8b9fa3e1c333910eef2088c8b397127db312efe6b981",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2025-05-08T18:57:07Z",
    "title_canon_sha256": "245151f69f5f3f69a13d0f3be0ca15814d26978fd044995f1b6330fff98875d7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.05598",
    "kind": "arxiv",
    "version": 2
  }
}