Pith Number

pith:WKU4TTZC

pith:2018:WKU4TTZCRMCAZT7AGUSUTXWATX

not attested not anchored not stored refs pending

A Fourth-Order Adaptive Mesh Refinement Algorithm for the Multicomponent, Reacting Compressible Navier-Stokes Equations

Emmanuel Motheau, John B. Bell, Matthew Emmett, Michael Minion, Weiqun Zhang

arxiv:1806.10718 v2 · 2018-06-28 · 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{WKU4TTZCRMCAZT7AGUSUTXWATX}

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	2026-05-17T23:54:02.823994Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b2a9c9cf228b040ccfe0352549dec09dd25d0c5b6a0e24f9604dca4f1a7583c8

Aliases

arxiv: 1806.10718 · arxiv_version: 1806.10718v2 · doi: 10.48550/arxiv.1806.10718 · pith_short_12: WKU4TTZCRMCA · pith_short_16: WKU4TTZCRMCAZT7A · pith_short_8: WKU4TTZC

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/WKU4TTZCRMCAZT7AGUSUTXWATX \
  | 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: b2a9c9cf228b040ccfe0352549dec09dd25d0c5b6a0e24f9604dca4f1a7583c8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dbce3306e92022809f17d1ba857b5e024e4f51914239643843d4f1fc491df2ef",
    "cross_cats_sorted": [
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2018-06-28T00:06:02Z",
    "title_canon_sha256": "dfc30d39668252bac5944d1dde3599d754bb9cb3d30c16f4ac03aedf54dce24b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.10718",
    "kind": "arxiv",
    "version": 2
  }
}