Pith Number

pith:LQCKSJHH

pith:2017:LQCKSJHHBORHRDVPAXVL7C3IZJ

not attested not anchored not stored refs pending

Normal forms of dispersive scalar Poisson brackets with two independent variables

Guido Carlet, Matteo Casati, Sergey Shadrin

arxiv:1707.03703 v1 · 2017-07-12 · math.DG · math-ph · math.MP · nlin.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LQCKSJHHBORHRDVPAXVL7C3IZJ}

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	2026-05-18T00:02:45.664329Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5c04a924e70ba2788eaf05eabf8b68ca4fa3605e36144cff70cb88233378e1cb

Aliases

arxiv: 1707.03703 · arxiv_version: 1707.03703v1 · doi: 10.48550/arxiv.1707.03703 · pith_short_12: LQCKSJHHBORH · pith_short_16: LQCKSJHHBORHRDVP · pith_short_8: LQCKSJHH

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/LQCKSJHHBORHRDVPAXVL7C3IZJ \
  | 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: 5c04a924e70ba2788eaf05eabf8b68ca4fa3605e36144cff70cb88233378e1cb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "369d3a145a9643fd7d6e6f77641c4daf54d9fa7e6cf1add29e5990b62936423f",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP",
      "nlin.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2017-07-12T13:23:44Z",
    "title_canon_sha256": "893b6831f4a7c108b57bb4b964f8221175b5ff1345c9f4a1a799d6247e4d1c76"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.03703",
    "kind": "arxiv",
    "version": 1
  }
}