Pith Number

pith:2CDCTOWS

pith:2008:2CDCTOWSUTH5RQWKJ5QGIOF7YY

not attested not anchored not stored refs pending

Classical and Quantum Mechanics via Lie algebras

Arnold Neumaier, Dennis Westra

arxiv:0810.1019 v2 · 2008-10-06 · quant-ph · 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{2CDCTOWSUTH5RQWKJ5QGIOF7YY}

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	2026-05-18T02:24:56.932245Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d08629bad2a4cfd8c2ca4f606438bfc62bf5787d18d2842fb094909a70c288a6

Aliases

arxiv: 0810.1019 · arxiv_version: 0810.1019v2 · doi: 10.48550/arxiv.0810.1019 · pith_short_12: 2CDCTOWSUTH5 · pith_short_16: 2CDCTOWSUTH5RQWK · pith_short_8: 2CDCTOWS

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/2CDCTOWSUTH5RQWKJ5QGIOF7YY \
  | 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: d08629bad2a4cfd8c2ca4f606438bfc62bf5787d18d2842fb094909a70c288a6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c89b0950f356fee0b8f342210bb6d981d1d1a80926b4bda146dbf0854526c473",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2008-10-06T17:24:33Z",
    "title_canon_sha256": "abac162bd372d696e9fe1315e1cda4d25b9998ce1c8fb732eb1957ffe1f89b7d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0810.1019",
    "kind": "arxiv",
    "version": 2
  }
}