Pith Number

pith:NH6LGAL2

pith:2025:NH6LGAL2QOO35EHQQ47JRRE6AB

not attested not anchored not stored refs pending

General Framework and Error Estimates for ROM-accelerated Fixed Point Iterations

Jean Deteix, Philippe-Andr\'e Luneau

arxiv:2509.22846 v3 · 2025-09-26 · 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{NH6LGAL2QOO35EHQQ47JRRE6AB}

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	2026-06-19T16:10:53.968653Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

69fcb3017a839dbe90f0873e98c49e005b45d2737f67e4b9db6d4b16897dac65

Aliases

arxiv: 2509.22846 · arxiv_version: 2509.22846v3 · doi: 10.48550/arxiv.2509.22846 · pith_short_12: NH6LGAL2QOO3 · pith_short_16: NH6LGAL2QOO35EHQ · pith_short_8: NH6LGAL2

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/NH6LGAL2QOO35EHQQ47JRRE6AB \
  | 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: 69fcb3017a839dbe90f0873e98c49e005b45d2737f67e4b9db6d4b16897dac65

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6b80ca7eb0b81fad29708b01985bb5c59a61c54a1655fb444a576c952586f6a1",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2025-09-26T18:56:45Z",
    "title_canon_sha256": "f42f269febb2e58673be2f20b75bce48d1e8b3efb8b6ece0d5b4c320345e6cb5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.22846",
    "kind": "arxiv",
    "version": 3
  }
}