Pith Number

pith:LSMG6X3T

pith:2021:LSMG6X3TNTDRANM254IHP27TZT

not attested not anchored not stored refs pending

The Hamilton--Jacobi theory for contact Hamiltonian systems

\'Alvaro Mu\~niz--Brea, Manuel de Le\'on, Manuel La\'inz

arxiv:2103.17017 v2 · 2021-03-31 · 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{LSMG6X3TNTDRANM254IHP27TZT}

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	2026-07-05T02:54:55.393394Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5c986f5f736cc710359aef1077ebf3ccf04cad242bc9941c601844859f4a4212

Aliases

arxiv: 2103.17017 · arxiv_version: 2103.17017v2 · doi: 10.48550/arxiv.2103.17017 · pith_short_12: LSMG6X3TNTDR · pith_short_16: LSMG6X3TNTDRANM2 · pith_short_8: LSMG6X3T

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/LSMG6X3TNTDRANM254IHP27TZT \
  | 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: 5c986f5f736cc710359aef1077ebf3ccf04cad242bc9941c601844859f4a4212

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "af7821ed68d24022def0bb9ea9e991d90c972dd3ed32481d53cf363485a15636",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2021-03-31T12:05:28Z",
    "title_canon_sha256": "4e410dbc663fce935da01bc94feb44b9e94cf563c3e0654516e1a510b479f62b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.17017",
    "kind": "arxiv",
    "version": 2
  }
}