Pith Number

pith:XSWKL7PD

pith:2012:XSWKL7PD5FZXF2I2JK33FQPCA4

not attested not anchored not stored refs pending

Superintegrable systems with spin and second-order integrals of motion

Ismet Yurdusen, Jean-Francois Desilets, Pavel Winternitz

arxiv:1208.2886 v2 · 2012-08-14 · 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{XSWKL7PD5FZXF2I2JK33FQPCA4}

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	2026-05-18T01:55:16.071416Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bcaca5fde3e97372e91a4ab7b2c1e2072b88c9126a9adb39d30f8e816b367f0b

Aliases

arxiv: 1208.2886 · arxiv_version: 1208.2886v2 · doi: 10.48550/arxiv.1208.2886 · pith_short_12: XSWKL7PD5FZX · pith_short_16: XSWKL7PD5FZXF2I2 · pith_short_8: XSWKL7PD

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/XSWKL7PD5FZXF2I2JK33FQPCA4 \
  | 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: bcaca5fde3e97372e91a4ab7b2c1e2072b88c9126a9adb39d30f8e816b367f0b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "575981b850a963700b354096efe461d41e8f8a0c623e214435b34cff873d2842",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2012-08-14T14:50:23Z",
    "title_canon_sha256": "4ac2d8cd6a7a41cd9caf63d32820f19d7315f05bc4d411b63a3ddfc84fafdc70"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.2886",
    "kind": "arxiv",
    "version": 2
  }
}