Pith Number

pith:AZRZBCNQ

pith:2015:AZRZBCNQ5MWZFZB2ZFJFBDJOZF

not attested not anchored not stored refs pending

Inverse problem for Lagrangian systems on Lie algebroids and applications to reduction by symmetries

David Mart\'in de Diego, Mar\'ia Barbero-Li\~n\'an, Marta Farr\'e Puiggal\'i

arxiv:1503.01794 v1 · 2015-03-05 · 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{AZRZBCNQ5MWZFZB2ZFJFBDJOZF}

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	2026-05-18T02:25:27.537382Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

06639089b0eb2d92e43ac952508d2ec9557b8091dfb534b1e793eeee7b9c108f

Aliases

arxiv: 1503.01794 · arxiv_version: 1503.01794v1 · doi: 10.48550/arxiv.1503.01794 · pith_short_12: AZRZBCNQ5MWZ · pith_short_16: AZRZBCNQ5MWZFZB2 · pith_short_8: AZRZBCNQ

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/AZRZBCNQ5MWZFZB2ZFJFBDJOZF \
  | 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: 06639089b0eb2d92e43ac952508d2ec9557b8091dfb534b1e793eeee7b9c108f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7a027da10bd2239d037747e92daceac098491782594f2df23e5e0ceb6a2ec6a3",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2015-03-05T21:41:25Z",
    "title_canon_sha256": "afde95d02e2777a57e69092ef4532e9e440b72460a39071c9be1963ccac89769"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.01794",
    "kind": "arxiv",
    "version": 1
  }
}