Pith Number

pith:FUZ7X7HO

pith:2019:FUZ7X7HOEHYVDSPBVDHVQANACS

not attested not anchored not stored refs pending

A Characteristic Mapping Method for the two-dimensional incompressible Euler equations

Badal Yadav, Jean-Christophe Nave, Kai Schneider, Olivier Mercier, Xi-Yuan Yin

arxiv:1910.10841 v1 · 2019-10-23 · 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{FUZ7X7HOEHYVDSPBVDHVQANACS}

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	2026-07-05T05:43:06.255854Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2d33fbfcee21f151c9e1a8cf5801a014ab49266be6e45c31980e2bfa549332a2

Aliases

arxiv: 1910.10841 · arxiv_version: 1910.10841v1 · doi: 10.48550/arxiv.1910.10841 · pith_short_12: FUZ7X7HOEHYV · pith_short_16: FUZ7X7HOEHYVDSPB · pith_short_8: FUZ7X7HO

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/FUZ7X7HOEHYVDSPBVDHVQANACS \
  | 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: 2d33fbfcee21f151c9e1a8cf5801a014ab49266be6e45c31980e2bfa549332a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7e6d884305be6fa8ab9035c00fffc1b16704c3285d5869b7193a4ab8ce8a4a69",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2019-10-23T23:43:25Z",
    "title_canon_sha256": "77d04f3515a00debdc1aaa464de6ef4e50989882b29b027818cd3257fd733414"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.10841",
    "kind": "arxiv",
    "version": 1
  }
}