Pith Number

pith:XNCWWSWD

pith:2010:XNCWWSWDUZCBMIJGVQVC66BGZH

not attested not anchored not stored refs pending

Quantization of Schr\"odinger-Virasoro Lie algebra

Lamei Yuan, Yucai Su

arxiv:1004.3646 v4 · 2010-04-21 · math.QA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XNCWWSWDUZCBMIJGVQVC66BGZH}

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	2026-05-18T04:18:04.695758Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bb456b4ac3a644162126ac2a2f7826c9c0af54a1d3b75ba6033ad7ac1dac4e1a

Aliases

arxiv: 1004.3646 · arxiv_version: 1004.3646v4 · doi: 10.48550/arxiv.1004.3646 · pith_short_12: XNCWWSWDUZCB · pith_short_16: XNCWWSWDUZCBMIJG · pith_short_8: XNCWWSWD

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/XNCWWSWDUZCBMIJGVQVC66BGZH \
  | 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: bb456b4ac3a644162126ac2a2f7826c9c0af54a1d3b75ba6033ad7ac1dac4e1a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9c4eea7745e3eb6ce75d75fd838e84ec0addad8ed037cb9e0ac44b8bd07cda98",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.QA",
    "submitted_at": "2010-04-21T08:19:44Z",
    "title_canon_sha256": "853273e19c1241eb992735bc4b3f959926ca24226c74a5caa2ca845ca411ca9b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1004.3646",
    "kind": "arxiv",
    "version": 4
  }
}