Pith Number

pith:JISEKM6I

pith:2019:JISEKM6ITIZFLKOHWV3EBVJI6F

not attested not anchored not stored refs pending

Efficient IMEX Runge-Kutta methods for nonhydrostatic dynamics

Andrew Steyer, Christopher J. Vogl, Mark Taylor, Oksana Guba

arxiv:1906.07219 v1 · 2019-06-17 · math.NA · cs.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{JISEKM6ITIZFLKOHWV3EBVJI6F}

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	2026-05-17T23:43:08.527393Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4a244533c89a3255a9c7b57640d528f147633a0c025ab0aff5f0a48b764cb274

Aliases

arxiv: 1906.07219 · arxiv_version: 1906.07219v1 · doi: 10.48550/arxiv.1906.07219 · pith_short_12: JISEKM6ITIZF · pith_short_16: JISEKM6ITIZFLKOH · pith_short_8: JISEKM6I

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/JISEKM6ITIZFLKOHWV3EBVJI6F \
  | 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: 4a244533c89a3255a9c7b57640d528f147633a0c025ab0aff5f0a48b764cb274

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c08ccfea45d6bbb60cf28958ce1d41b6824eeea8f678c74f64082125e9558519",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2019-06-17T18:51:58Z",
    "title_canon_sha256": "c003f3f4d25a46c3c5b2306fdf0931de27415a9d38798f5e3bef58bddda2bf46"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.07219",
    "kind": "arxiv",
    "version": 1
  }
}