Pith Number

pith:QVBVMQNQ

pith:2018:QVBVMQNQQVPNBVS4S3IODOSHDU

not attested not anchored not stored refs pending

On C*-completions of discrete quantum group rings

Adam Skalski, Martijn Caspers

arxiv:1812.06343 v2 · 2018-12-15 · math.OA · 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{QVBVMQNQQVPNBVS4S3IODOSHDU}

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	2026-05-17T23:41:45.541113Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85435641b0855ed0d65c96d0e1ba471d0d3b5e827772141404adf1fbc8fe2f87

Aliases

arxiv: 1812.06343 · arxiv_version: 1812.06343v2 · doi: 10.48550/arxiv.1812.06343 · pith_short_12: QVBVMQNQQVPN · pith_short_16: QVBVMQNQQVPNBVS4 · pith_short_8: QVBVMQNQ

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/QVBVMQNQQVPNBVS4S3IODOSHDU \
  | 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: 85435641b0855ed0d65c96d0e1ba471d0d3b5e827772141404adf1fbc8fe2f87

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "abbc28e867f683a4df24d3168c0034def76c39ada08c01f01b37356f421bd3f3",
    "cross_cats_sorted": [
      "math.QA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OA",
    "submitted_at": "2018-12-15T19:47:20Z",
    "title_canon_sha256": "bf224ef00cbe65a03f1631e2a6c340e4b19376e8503a2c272e0d7307290323cf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.06343",
    "kind": "arxiv",
    "version": 2
  }
}