Pith Number

pith:HPNAOYHZ

pith:2026:HPNAOYHZRSQHTDVBO2ITUQTUFD

not attested not anchored not stored refs pending

Lattice Boltzmann Methods for Navier-Stokes Equations in General Orthogonal Coordinates for Efficient Flow Simulations using Nonuniform Clustered Grids

Eman Yahia, Kannan Premnath

arxiv:2607.15362 v1 · 2026-07-16 · physics.flu-dyn · 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{HPNAOYHZRSQHTDVBO2ITUQTUFD}

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	2026-07-20T00:18:29.428467Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3bda0760f98ca0798ea176913a427428ed36f9b1bb2dd1d4fb5bfbf80209cf6f

Aliases

arxiv: 2607.15362 · arxiv_version: 2607.15362v1 · doi: 10.48550/arxiv.2607.15362 · pith_short_12: HPNAOYHZRSQH · pith_short_16: HPNAOYHZRSQHTDVB · pith_short_8: HPNAOYHZ

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/HPNAOYHZRSQHTDVBO2ITUQTUFD \
  | 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: 3bda0760f98ca0798ea176913a427428ed36f9b1bb2dd1d4fb5bfbf80209cf6f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6e71a6e08aba3caa230835ba539b88290e6111115a1e862b43aa97e9a5ea163c",
    "cross_cats_sorted": [
      "physics.comp-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2026-07-16T18:05:53Z",
    "title_canon_sha256": "8a74500a49c85e79341129f8474004db88a763d14c54b7764cd5eab87a542ab1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.15362",
    "kind": "arxiv",
    "version": 1
  }
}