Pith Number

pith:TORJLYKL

pith:2020:TORJLYKLPEO2SWUEVHLCEEZOBU

not attested not anchored not stored refs pending

Wavenumber-explicit convergence of the $hp$-FEM for the full-space heterogeneous Helmholtz equation with smooth coefficients

David Lafontaine, Euan A. Spence, Jared Wunsch

arxiv:2010.00585 v4 · 2020-10-01 · math.NA · cs.NA · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TORJLYKLPEO2SWUEVHLCEEZOBU}

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	2026-07-05T04:02:14.119641Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9ba295e14b791da95a84a9d622132e0d19ec23a887cd88d98478daf62b2997f6

Aliases

arxiv: 2010.00585 · arxiv_version: 2010.00585v4 · doi: 10.48550/arxiv.2010.00585 · pith_short_12: TORJLYKLPEO2 · pith_short_16: TORJLYKLPEO2SWUE · pith_short_8: TORJLYKL

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/TORJLYKLPEO2SWUEVHLCEEZOBU \
  | 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: 9ba295e14b791da95a84a9d622132e0d19ec23a887cd88d98478daf62b2997f6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1f1ca04e6ff4578e17d3c1ad6cdc0fe1069053953c52a2ea285e28a6d9f5595c",
    "cross_cats_sorted": [
      "cs.NA",
      "math.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2020-10-01T17:56:42Z",
    "title_canon_sha256": "c8244d993b8dea95b806787dc20c8ca7889302c15d7e928b2fb024d2953c22c5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2010.00585",
    "kind": "arxiv",
    "version": 4
  }
}