Pith Number

pith:FAZQ2VI3

pith:2018:FAZQ2VI3HJQNSTCLYD7JLA7GHA

not attested not anchored not stored refs pending

Non-Canonical Hamiltonian Structure and Poisson Bracket for 2D Hydrodynamics with Free Surface

A. I. Dyachenko, P. M. Lushnikov, V. E. Zakharov

arxiv:1809.00707 v2 · 2018-09-03 · nlin.SI · nlin.PS · 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{FAZQ2VI3HJQNSTCLYD7JLA7GHA}

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	2026-05-17T23:47:15.940241Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

28330d551b3a60d94c4bc0fe9583e6383d2d26d331ad65461ce992443fd308b5

Aliases

arxiv: 1809.00707 · arxiv_version: 1809.00707v2 · doi: 10.48550/arxiv.1809.00707 · pith_short_12: FAZQ2VI3HJQN · pith_short_16: FAZQ2VI3HJQNSTCL · pith_short_8: FAZQ2VI3

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/FAZQ2VI3HJQNSTCLYD7JLA7GHA \
  | 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: 28330d551b3a60d94c4bc0fe9583e6383d2d26d331ad65461ce992443fd308b5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3bfacfd35cdda5bbdf69bef01b66a4a7154795bbfbfb3dce7313d94544aff76c",
    "cross_cats_sorted": [
      "nlin.PS",
      "physics.flu-dyn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2018-09-03T20:05:16Z",
    "title_canon_sha256": "3a718b942919eb1df70dbc4af0209a8eba78a4b2d41417a88ebbffea183012a1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.00707",
    "kind": "arxiv",
    "version": 2
  }
}