Pith Number

pith:MLPUU7AZ

pith:2020:MLPUU7AZNBBBCVFQEOSQ7OXWRT

not attested not anchored not stored refs pending

Accelerating frequency-domain numerical methods for weakly nonlinear focused ultrasound using nested meshes

Elwin van 't Wout, Garth N. Wells, Nader Saffari, Pierre G\'elat, Samuel P. Groth, Seyyed R. Haqshenas, Timo Betcke

arxiv:2011.03009 v3 · 2020-11-05 · math.NA · cs.CE · cs.NA · physics.comp-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MLPUU7AZNBBBCVFQEOSQ7OXWRT}

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	2026-07-05T02:59:54.409350Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

62df4a7c1968421154b023a50fbaf68cc4c5c50f123f7ec1a613a6c865befc9b

Aliases

arxiv: 2011.03009 · arxiv_version: 2011.03009v3 · doi: 10.48550/arxiv.2011.03009 · pith_short_12: MLPUU7AZNBBB · pith_short_16: MLPUU7AZNBBBCVFQ · pith_short_8: MLPUU7AZ

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/MLPUU7AZNBBBCVFQEOSQ7OXWRT \
  | 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: 62df4a7c1968421154b023a50fbaf68cc4c5c50f123f7ec1a613a6c865befc9b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e63288e65a187fa5ce4fe3f8d778c6f4ae11acaa4efa8b317c190504b00193c8",
    "cross_cats_sorted": [
      "cs.CE",
      "cs.NA",
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2020-11-05T18:06:57Z",
    "title_canon_sha256": "da906f6eae56cf1d9b43dc0dae3b3d3d6dc7fe2876ca41894557f6802cca659c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2011.03009",
    "kind": "arxiv",
    "version": 3
  }
}