Pith Number

pith:Z3AVLJBH

pith:2025:Z3AVLJBHGT2447E7RHEJJOGYWM

not attested not anchored not stored refs pending

Partitioned Conservative, Variable Step, Second-Order Method for Magneto-hydrodynamics In Els\"asser Variables

Catalin Trenchea, Wenlong Pei, Zhen Yao

arxiv:2507.12700 v1 · 2025-07-17 · 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{Z3AVLJBHGT2447E7RHEJJOGYWM}

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	2026-07-05T11:38:37.545237Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cec155a42734f5ce7c9f89c894b8d8b332549a121f9cb4c94f91e4b210dab9ec

Aliases

arxiv: 2507.12700 · arxiv_version: 2507.12700v1 · doi: 10.48550/arxiv.2507.12700 · pith_short_12: Z3AVLJBHGT24 · pith_short_16: Z3AVLJBHGT2447E7 · pith_short_8: Z3AVLJBH

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/Z3AVLJBHGT2447E7RHEJJOGYWM \
  | 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: cec155a42734f5ce7c9f89c894b8d8b332549a121f9cb4c94f91e4b210dab9ec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "404a4b6fb75a329880b98aa15feef7cb21ae9c8c3936d1b904a7ed22013f80a8",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2025-07-17T00:27:25Z",
    "title_canon_sha256": "5bacc9234d2c7373d54b1cb88a048c3e6b0cda0e33770d778445b8f6400387d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.12700",
    "kind": "arxiv",
    "version": 1
  }
}