Pith Number

pith:XOZRF5PH

pith:2024:XOZRF5PH2GMLBBD4KVKBLJD4WE

not attested not anchored not stored refs pending

Mechanical presymplectic structures and Marsden-Weinstein reduction of time-dependent Hamiltonian systems

D. Iglesias Ponte, E. Padr\'on, I. Gutierrez-Sagredo, J. C. Marrero

arxiv:2411.11997 v2 · 2024-11-18 · math.DG · 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{XOZRF5PH2GMLBBD4KVKBLJD4WE}

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	2026-07-05T10:39:22.853511Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bbb312f5e7d198b0847c555415a47cb129c00853c195b41990dd8bdadc21277d

Aliases

arxiv: 2411.11997 · arxiv_version: 2411.11997v2 · doi: 10.48550/arxiv.2411.11997 · pith_short_12: XOZRF5PH2GML · pith_short_16: XOZRF5PH2GMLBBD4 · pith_short_8: XOZRF5PH

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/XOZRF5PH2GMLBBD4KVKBLJD4WE \
  | 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: bbb312f5e7d198b0847c555415a47cb129c00853c195b41990dd8bdadc21277d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d71aa13e3d828014e2a60a08b8242cb5c39d2c77a54c280812a75ba49a18ab6c",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2024-11-18T19:31:42Z",
    "title_canon_sha256": "369f7aa64323859c6b032f4a1483b5c6e11e993446129e97e986bfa4eb770a1c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2411.11997",
    "kind": "arxiv",
    "version": 2
  }
}