Pith Number

pith:IJOTMRNW

pith:2008:IJOTMRNWNWZTRX6QZFVBIMBBVT

not attested not anchored not stored refs pending

Unified formalism for non-autonomous mechanical systems

Arturo Echeverr\'i a-Enr\'iquez, David Mart\'in de Diego, Mar\'ia Barbero-Li\~n\'an, Miguel C. Mu\~noz-Lecanda, Narciso Rom\'an-Roy

arxiv:0803.4085 v1 · 2008-03-28 · 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{IJOTMRNWNWZTRX6QZFVBIMBBVT}

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	2026-05-18T01:24:31.197190Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

425d3645b66db338dfd0c96a143021acc97761e83a645077230fe7bfc927b036

Aliases

arxiv: 0803.4085 · arxiv_version: 0803.4085v1 · doi: 10.48550/arxiv.0803.4085 · pith_short_12: IJOTMRNWNWZT · pith_short_16: IJOTMRNWNWZTRX6Q · pith_short_8: IJOTMRNW

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/IJOTMRNWNWZTRX6QZFVBIMBBVT \
  | 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: 425d3645b66db338dfd0c96a143021acc97761e83a645077230fe7bfc927b036

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "76db6d560af70ba96a01dfc2a5af9102dc92a2f9592e973e7e48ec253f10f434",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2008-03-28T11:13:54Z",
    "title_canon_sha256": "b6acf6510c612004934f73e3974516c2732ad1e188c4cac2a12410b2cd33244c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0803.4085",
    "kind": "arxiv",
    "version": 1
  }
}