Pith Number

pith:AG4SKQBM

pith:2018:AG4SKQBMGVR6KXAGMSF6MPCSVU

not attested not anchored not stored refs pending

Hessian-information geometric formulation of Hamiltonian systems and generalized Toda's dual transform

Shin-itiro Goto, Tatsuaki Wada

arxiv:1801.04759 v2 · 2018-01-15 · 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{AG4SKQBMGVR6KXAGMSF6MPCSVU}

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	2026-05-18T00:11:18.123689Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

01b925402c3563e55c06648be63c52ad153a067d076b6df60fc43ee957bacbd2

Aliases

arxiv: 1801.04759 · arxiv_version: 1801.04759v2 · doi: 10.48550/arxiv.1801.04759 · pith_short_12: AG4SKQBMGVR6 · pith_short_16: AG4SKQBMGVR6KXAG · pith_short_8: AG4SKQBM

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/AG4SKQBMGVR6KXAGMSF6MPCSVU \
  | 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: 01b925402c3563e55c06648be63c52ad153a067d076b6df60fc43ee957bacbd2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f23dbe5834084906fc27234b55c62972a3bb79abb92edca969c5a0fc4a90fb44",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2018-01-15T11:55:28Z",
    "title_canon_sha256": "c11bb980398fef985126b0c6a2512e8577f67b6a8f8af70067d78b2dfbf295ed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.04759",
    "kind": "arxiv",
    "version": 2
  }
}