Pith Number

pith:ADXLORVQ

pith:2023:ADXLORVQAETKU2W7P7UTRURNFQ

not attested not anchored not stored refs pending

An exact divergence-free spectral method for incompressible and resistive magneto-hydrodynamic equations in two and three dimensions

Huiyuan Li, Lechang Qin, Zhiguo Yang

arxiv:2312.12218 v1 · 2023-12-19 · 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{ADXLORVQAETKU2W7P7UTRURNFQ}

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	2026-07-05T07:26:00.530027Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

00eeb746b00126aa6adf7fe938d22d2c252cfbde037d7bfc43e76396b723f717

Aliases

arxiv: 2312.12218 · arxiv_version: 2312.12218v1 · doi: 10.48550/arxiv.2312.12218 · pith_short_12: ADXLORVQAETK · pith_short_16: ADXLORVQAETKU2W7 · pith_short_8: ADXLORVQ

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/ADXLORVQAETKU2W7P7UTRURNFQ \
  | 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: 00eeb746b00126aa6adf7fe938d22d2c252cfbde037d7bfc43e76396b723f717

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f9401b0c28ea4896673b8e006f0377ea849e32ee4249613115c5ca1a9850b6eb",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2023-12-19T15:07:10Z",
    "title_canon_sha256": "bde0dda85d100dfeea765f048176d3fa54fa6881aee5a9c710cc924c8e569388"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2312.12218",
    "kind": "arxiv",
    "version": 1
  }
}