Pith Number

pith:5NHSDUFL

pith:2025:5NHSDUFLZNP3Y6QAWPHIRM5E3L

not attested not anchored not stored refs pending

Marsden--Meyer--Weinstein reduction for $k$-contact field theories

B.M. Zawora, J. de Lucas, S. Vilarino, X. Rivas

arxiv:2505.05462 v1 · 2025-05-08 · math.DG · math-ph · math.MP · math.SG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5NHSDUFLZNP3Y6QAWPHIRM5E3L}

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.

Cited by

1 paper in Pith

Some geometric perspectives on Contact Hamiltonian Dynamics

Receipt and verification

First computed	2026-07-05T11:00:24.684827Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eb4f21d0abcb5fbc7a00b3ce88b3a4dafc310e654b79cadf4ee13508bd2651ad

Aliases

arxiv: 2505.05462 · arxiv_version: 2505.05462v1 · doi: 10.48550/arxiv.2505.05462 · pith_short_12: 5NHSDUFLZNP3 · pith_short_16: 5NHSDUFLZNP3Y6QA · pith_short_8: 5NHSDUFL

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/5NHSDUFLZNP3Y6QAWPHIRM5E3L \
  | 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: eb4f21d0abcb5fbc7a00b3ce88b3a4dafc310e654b79cadf4ee13508bd2651ad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "24ce1ce685bbb8991e58c761eb71e887678c742ead4bc9c7a44fad8e747feee7",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP",
      "math.SG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2025-05-08T17:54:10Z",
    "title_canon_sha256": "a95683e3cf3c7627ecd57c180f8b8ba9ccdc1c28fefe82cc6940c80e4c3392fa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.05462",
    "kind": "arxiv",
    "version": 1
  }
}