Pith Number

pith:IERUCZFV

pith:2019:IERUCZFV5RC6WYVDQ6F3QRV2BD

not attested not anchored not stored refs pending

An implicit $ P $-multigrid flux reconstruction method for simulation of locally preconditioned unsteady Navier-Stokes equations at low Mach numbers

Lai Wang, Meilin Yu

arxiv:1908.03972 v1 · 2019-08-11 · physics.comp-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IERUCZFV5RC6WYVDQ6F3QRV2BD}

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	2026-07-04T23:53:19.708719Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

41234164b5ec45eb62a3878bb846ba08f1d467a6ec9806e2ce535ce854a12fee

Aliases

arxiv: 1908.03972 · arxiv_version: 1908.03972v1 · doi: 10.48550/arxiv.1908.03972 · pith_short_12: IERUCZFV5RC6 · pith_short_16: IERUCZFV5RC6WYVD · pith_short_8: IERUCZFV

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/IERUCZFV5RC6WYVDQ6F3QRV2BD \
  | 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: 41234164b5ec45eb62a3878bb846ba08f1d467a6ec9806e2ce535ce854a12fee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "494c8446d8d01a55a4a8033149ed88a4fb11d18aabc10b78e46d20e020ca2921",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2019-08-11T23:33:50Z",
    "title_canon_sha256": "0f753bbd8462cf17d75269a45abc1de0f6b02dd0e5cf517cc82e3bf89d10e768"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.03972",
    "kind": "arxiv",
    "version": 1
  }
}