Pith Number

pith:VPH4TPRG

pith:2017:VPH4TPRGIMBYI6IQUQCRMZ55L3

not attested not anchored not stored refs pending

A robust solver for the finite element approximation of stationary incompressible MHD equations in 3D

Lingxiao Li, Weiying Zheng

arxiv:1706.02648 v1 · 2017-06-08 · math.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{VPH4TPRGIMBYI6IQUQCRMZ55L3}

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	2026-05-18T00:32:25.671433Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

abcfc9be264303847910a4051667bd5eda7ce8e28a82b652b420941fede8ed6d

Aliases

arxiv: 1706.02648 · arxiv_version: 1706.02648v1 · doi: 10.48550/arxiv.1706.02648 · pith_short_12: VPH4TPRGIMBY · pith_short_16: VPH4TPRGIMBYI6IQ · pith_short_8: VPH4TPRG

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/VPH4TPRGIMBYI6IQUQCRMZ55L3 \
  | 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: abcfc9be264303847910a4051667bd5eda7ce8e28a82b652b420941fede8ed6d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "58b102c477d1e3ac494e0f23f69a2749a39acfc8a946c2dbc9cea70bad9e5d12",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-06-08T15:41:03Z",
    "title_canon_sha256": "565f51804515b67d0f108d2fa693b448b7d27542cfb023510f9e8e2f145973d9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.02648",
    "kind": "arxiv",
    "version": 1
  }
}