Pith Number

pith:3NQRPWOA

pith:2018:3NQRPWOAISSW5ANZRMA5BGBYNJ

not attested not anchored not stored refs pending

Babenko's equation for periodic gravity waves on water of finite depth: derivation and numerical solution

Evgueni Dinvay, Nikolay Kuznetsov

arxiv:1803.02767 v3 · 2018-03-06 · math.AP · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3NQRPWOAISSW5ANZRMA5BGBYNJ}

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	2026-05-18T00:15:51.789101Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

db6117d9c044a56e81b98b01d098386a5b1e1d1b757e8ded6acf02cb5352238f

Aliases

arxiv: 1803.02767 · arxiv_version: 1803.02767v3 · doi: 10.48550/arxiv.1803.02767 · pith_short_12: 3NQRPWOAISSW · pith_short_16: 3NQRPWOAISSW5ANZ · pith_short_8: 3NQRPWOA

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/3NQRPWOAISSW5ANZRMA5BGBYNJ \
  | 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: db6117d9c044a56e81b98b01d098386a5b1e1d1b757e8ded6acf02cb5352238f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5e6fcb96d9fad68e48afa44a1d81fa6e0f1a65a8484163e18bc3fb9e12941eb1",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2018-03-06T15:30:27Z",
    "title_canon_sha256": "2cf9cfc574d67111e13e3f567876e9586fde1b76578622326729c784e185dfd8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.02767",
    "kind": "arxiv",
    "version": 3
  }
}