Pith Number

pith:AC4F4CF2

pith:1998:AC4F4CF26R36IZS3A6QFVEHLHQ

not attested not anchored not stored refs pending

A nonlinear transformation of the dispersive long wave equations in (2+1) dimensions and its applications

Mingliang Wang, Yubin Zhou, Zhibin Li

arxiv:math/9804162 v1 · 1998-04-01 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AC4F4CF26R36IZS3A6QFVEHLHQ}

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	2026-05-18T01:38:22.869529Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

00b85e08baf477e4665b07a05a90eb3c23f04057fc135952d5fc217200b31b79

Aliases

arxiv: math/9804162 · arxiv_version: math/9804162v1 · doi: 10.48550/arxiv.math/9804162 · pith_short_12: AC4F4CF26R36 · pith_short_16: AC4F4CF26R36IZS3 · pith_short_8: AC4F4CF2

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/AC4F4CF26R36IZS3A6QFVEHLHQ \
  | 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: 00b85e08baf477e4665b07a05a90eb3c23f04057fc135952d5fc217200b31b79

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "97f0ba1fcc9e188585cd8a47773206979ea2e7d8e44b23c2828fdc7cdb81506c",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.AP",
    "submitted_at": "1998-04-01T00:00:00Z",
    "title_canon_sha256": "889cb6b5f6bc4b546ca9b1adcaa9ead2e497c672b4d603681dce57752287c12f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/9804162",
    "kind": "arxiv",
    "version": 1
  }
}