Pith Number

pith:XOZYGYPH

pith:2024:XOZYGYPH6GLXLJFS56KY52XBI7

not attested not anchored not stored refs pending

Highly efficient Gauss's law-preserving spectral algorithms for Maxwell's double-curl source and eigenvalue problems based on eigen-decomposition

Huiyuan Li, Sen Lin, Zhiguo Yang

arxiv:2402.19125 v1 · 2024-02-29 · 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{XOZYGYPH6GLXLJFS56KY52XBI7}

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	2026-07-05T07:50:41.287003Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bbb38361e7f19775a4b2ef958eeae147c1d14aba01308452a7adc9e4f087cb4e

Aliases

arxiv: 2402.19125 · arxiv_version: 2402.19125v1 · doi: 10.48550/arxiv.2402.19125 · pith_short_12: XOZYGYPH6GLX · pith_short_16: XOZYGYPH6GLXLJFS · pith_short_8: XOZYGYPH

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/XOZYGYPH6GLXLJFS56KY52XBI7 \
  | 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: bbb38361e7f19775a4b2ef958eeae147c1d14aba01308452a7adc9e4f087cb4e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2e320d179f2d4896f7aa81e0f1636ac5ff1b5c7b29c92ad8283b837c90cb289e",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2024-02-29T13:01:47Z",
    "title_canon_sha256": "0c6cd8365fff4c9eec52e92965298fb6bbb8c428aecf7a0a33ad95822a926049"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2402.19125",
    "kind": "arxiv",
    "version": 1
  }
}