Pith Number

pith:U6LOWYJW

pith:2025:U6LOWYJWYLSL7FBBFQZ54ESOPA

not attested not anchored not stored refs pending

Intrinsic unconditional stability in space-time isogeometric approximation of the acoustic wave equation in second-order formulation

Ilaria Perugia, Matteo Ferrari

arxiv:2503.11166 v2 · 2025-03-14 · math.NA · cs.NA

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Add to your LaTeX paper

\usepackage{pith}
\pithnumber{U6LOWYJWYLSL7FBBFQZ54ESOPA}

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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 matrix-based approach to the stability of a space-time isogeometric method for the linear Schr\"odinger equation

Receipt and verification

First computed	2026-07-05T11:23:24.642394Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a796eb6136c2e4bf94212c33de124e7834e2763ccb06892391a4d836ca9f445d

Aliases

arxiv: 2503.11166 · arxiv_version: 2503.11166v2 · doi: 10.48550/arxiv.2503.11166 · pith_short_12: U6LOWYJWYLSL · pith_short_16: U6LOWYJWYLSL7FBB · pith_short_8: U6LOWYJW

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/U6LOWYJWYLSL7FBBFQZ54ESOPA \
  | 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: a796eb6136c2e4bf94212c33de124e7834e2763ccb06892391a4d836ca9f445d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5c4add5aebae9ad7a03ff6310334839aa7d0caa4a9614c090e13f57db1385bde",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2025-03-14T08:09:52Z",
    "title_canon_sha256": "a6ac0ca3aff16b5a1d50067b48f39ae04d9e0371e261e86348bc96a17eb5d70a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.11166",
    "kind": "arxiv",
    "version": 2
  }
}