Pith Number

pith:DMJNPUXS

pith:2018:DMJNPUXS7OTKHSZ6555PIZEQQN

not attested not anchored not stored refs pending

A dimensionally split Cartesian cut cell method for the compressible Navier-Stokes equations

Nandan Gokhale, Nikos Nikiforakis, Rupert Klein

arxiv:1806.01721 v2 · 2018-06-05 · physics.comp-ph · physics.flu-dyn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DMJNPUXS7OTKHSZ6555PIZEQQN}

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	2026-05-18T00:03:55.831793Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1b12d7d2f2fba6a3cb3eef7af46490836226f680fb5a4bb5edc437c48025e944

Aliases

arxiv: 1806.01721 · arxiv_version: 1806.01721v2 · doi: 10.48550/arxiv.1806.01721 · pith_short_12: DMJNPUXS7OTK · pith_short_16: DMJNPUXS7OTKHSZ6 · pith_short_8: DMJNPUXS

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/DMJNPUXS7OTKHSZ6555PIZEQQN \
  | 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: 1b12d7d2f2fba6a3cb3eef7af46490836226f680fb5a4bb5edc437c48025e944

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1e7cc7b57686c0555955324ef7ce9c6ff2a94a77b1bada601b6f745550657d53",
    "cross_cats_sorted": [
      "physics.flu-dyn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2018-06-05T14:45:21Z",
    "title_canon_sha256": "6a340508119dbab5067c9a6be7b83517b4d9547cc7d063e8a00a2f4b80a431b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.01721",
    "kind": "arxiv",
    "version": 2
  }
}