Pith Number

pith:6U4AWJBG

pith:2015:6U4AWJBG3JCVXCYVOLKQSYMGU4

not attested not anchored not stored refs pending

Super compact equation for water waves

A. I. Dyachenko, D. I. Kachulin, V. E. Zakharov

arxiv:1511.09331 v1 · 2015-11-30 · 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{6U4AWJBG3JCVXCYVOLKQSYMGU4}

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	2026-05-18T01:12:07.327798Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f5380b2426da455b8b1572d5096186a72d515fdb5e7eec040a10bbd9280f68ba

Aliases

arxiv: 1511.09331 · arxiv_version: 1511.09331v1 · doi: 10.48550/arxiv.1511.09331 · pith_short_12: 6U4AWJBG3JCV · pith_short_16: 6U4AWJBG3JCVXCYV · pith_short_8: 6U4AWJBG

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/6U4AWJBG3JCVXCYVOLKQSYMGU4 \
  | 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: f5380b2426da455b8b1572d5096186a72d515fdb5e7eec040a10bbd9280f68ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "da44af4c4c83d5bb3fc880cca21bbaef6748d77fc4205ffad3a02e70d9507d52",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2015-11-30T14:42:12Z",
    "title_canon_sha256": "0da3b2806fb619ac08cc929e453ac20b4cce10778077a89512822c2bc44cdb4e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.09331",
    "kind": "arxiv",
    "version": 1
  }
}