Pith Number

pith:XAY6KFXO

pith:2024:XAY6KFXOLOD7EQKZU3BRTN6TGR

not attested not anchored not stored refs pending

Regularization and passivity-preserving model reduction of quasilinear magneto-quasistatic coupled problems

Johanna Kerler-Back, Tatjana Stykel, Timo Reis

arxiv:2411.14226 v1 · 2024-11-21 · 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{XAY6KFXOLOD7EQKZU3BRTN6TGR}

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	2026-07-05T09:38:43.672496Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b831e516ee5b87f24159a6c319b7d3346887d9191ca6f8ebec9d9a5bb2eb3339

Aliases

arxiv: 2411.14226 · arxiv_version: 2411.14226v1 · doi: 10.48550/arxiv.2411.14226 · pith_short_12: XAY6KFXOLOD7 · pith_short_16: XAY6KFXOLOD7EQKZ · pith_short_8: XAY6KFXO

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/XAY6KFXOLOD7EQKZU3BRTN6TGR \
  | 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: b831e516ee5b87f24159a6c319b7d3346887d9191ca6f8ebec9d9a5bb2eb3339

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "395e0472000c1676ecd6c7e997586b1919c577da2eb8a6224078e3bc9199f157",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2024-11-21T15:36:45Z",
    "title_canon_sha256": "5e92a6c74e440b0eaa249bc0b37182f1f82b8a3ae1478678d27bc5e1f6243ad4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2411.14226",
    "kind": "arxiv",
    "version": 1
  }
}