Pith Number

pith:BSSJ32JE

pith:2009:BSSJ32JEGQE2MWG4OVKRRTRLO5

not attested not anchored not stored refs pending

Quantum Integrals of Motion for Variable Quadratic Hamiltonians

Erwin Suazo, Ricardo Cordero-Soto, Sergei K. Suslov

arxiv:0912.4900 v9 · 2009-12-24 · 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{BSSJ32JEGQE2MWG4OVKRRTRLO5}

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	2026-05-18T02:10:13.798592Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ca49de9243409a658dc755518ce2b774bb12f415bbfb70d5c2d1c049aa858a1

Aliases

arxiv: 0912.4900 · arxiv_version: 0912.4900v9 · doi: 10.48550/arxiv.0912.4900 · pith_short_12: BSSJ32JEGQE2 · pith_short_16: BSSJ32JEGQE2MWG4 · pith_short_8: BSSJ32JE

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/BSSJ32JEGQE2MWG4OVKRRTRLO5 \
  | 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: 0ca49de9243409a658dc755518ce2b774bb12f415bbfb70d5c2d1c049aa858a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "43f109bec39ba79f46ea8ce161df0e9b5d025d8eba4d5a9ff4f731a017b9c51d",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2009-12-24T19:36:56Z",
    "title_canon_sha256": "8da58d2e5c785e88fee821fb1f85cbb46cec41f557a1b10134704c82efa2b3aa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0912.4900",
    "kind": "arxiv",
    "version": 9
  }
}