Pith Number

pith:5NL4BRJ5

pith:2013:5NL4BRJ5QXULRBXCRLH7OB6MHB

not attested not anchored not stored refs pending

A Hermite pseudospectral solver for two-dimensional incompressible flows on infinite domains

Zhaohua Yin

arxiv:1311.0189 v1 · 2013-10-29 · 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{5NL4BRJ5QXULRBXCRLH7OB6MHB}

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	2026-05-18T03:07:44.041639Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eb57c0c53d85e8b886e28acff707cc386ed0f9d7259eb169beb516257f3a80c2

Aliases

arxiv: 1311.0189 · arxiv_version: 1311.0189v1 · doi: 10.48550/arxiv.1311.0189 · pith_short_12: 5NL4BRJ5QXUL · pith_short_16: 5NL4BRJ5QXULRBXC · pith_short_8: 5NL4BRJ5

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/5NL4BRJ5QXULRBXCRLH7OB6MHB \
  | 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: eb57c0c53d85e8b886e28acff707cc386ed0f9d7259eb169beb516257f3a80c2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a737915886f303ec241a56a124a16ff3fa67ec3d3ab05071a34f7dbe649ecd17",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2013-10-29T02:06:18Z",
    "title_canon_sha256": "009b0129d76c8aaa0c4f2ddcad9560c1768655bef73787935c985b5c1812733c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.0189",
    "kind": "arxiv",
    "version": 1
  }
}