Pith Number

pith:LFY6KKXE

pith:2010:LFY6KKXEWWCG6K27QN4NG75AFU

not attested not anchored not stored refs pending

Integrable Hamiltonian systems related to the Hilbert--Schmidt ideal

Alina Dobrogowska, Anatol Odzijewicz

arxiv:1004.3955 v1 · 2010-04-22 · math-ph · math.DS · 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{LFY6KKXEWWCG6K27QN4NG75AFU}

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	2026-05-18T02:07:54.983788Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5971e52ae4b5846f2b5f8378d37fa02d1fbe62a888f3c7b6b9b04d0b553bff83

Aliases

arxiv: 1004.3955 · arxiv_version: 1004.3955v1 · doi: 10.48550/arxiv.1004.3955 · pith_short_12: LFY6KKXEWWCG · pith_short_16: LFY6KKXEWWCG6K27 · pith_short_8: LFY6KKXE

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/LFY6KKXEWWCG6K27QN4NG75AFU \
  | 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: 5971e52ae4b5846f2b5f8378d37fa02d1fbe62a888f3c7b6b9b04d0b553bff83

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8a78e9fcf072c1ead2abf613572bfee8b5976e96ba7f7ff10a79e49173d9e302",
    "cross_cats_sorted": [
      "math.DS",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2010-04-22T16:07:06Z",
    "title_canon_sha256": "84bdeecd4980707f979d1879988db45e2a39036d458b85924a8aab5f0e3437e2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1004.3955",
    "kind": "arxiv",
    "version": 1
  }
}