Pith Number

pith:OA2PGSMQ

pith:2012:OA2PGSMQQYC2LERSS4WVO32PRK

not attested not anchored not stored refs pending

Three natural mechanical systems on Stiefel varieties

Bozidar Jovanovi\'c, Yuri N. Fedorov

arxiv:1202.1660 v1 · 2012-02-08 · nlin.SI · 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{OA2PGSMQQYC2LERSS4WVO32PRK}

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	2026-05-18T01:58:32.431062Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7034f349908605a59232972d576f4f8ab11cac34bf5fc22bff872fab34259d89

Aliases

arxiv: 1202.1660 · arxiv_version: 1202.1660v1 · doi: 10.48550/arxiv.1202.1660 · pith_short_12: OA2PGSMQQYC2 · pith_short_16: OA2PGSMQQYC2LERS · pith_short_8: OA2PGSMQ

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/OA2PGSMQQYC2LERSS4WVO32PRK \
  | 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: 7034f349908605a59232972d576f4f8ab11cac34bf5fc22bff872fab34259d89

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9d7c43167ae43424ec2a218530b38fc790882f7393cd2acbb02a67e1e0961805",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2012-02-08T11:23:03Z",
    "title_canon_sha256": "674db0c2a82c046187124cbe25d114660afec9860b1ba34008f27cfea1397a88"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.1660",
    "kind": "arxiv",
    "version": 1
  }
}