Pith Number

pith:QPVVDOIE

pith:2012:QPVVDOIEXDWOOIT3KZ3L74PRBC

not attested not anchored not stored refs pending

The Green Ring of Drinfeld Double $D(H_4)$

Hui-Xiang Chen

arxiv:1209.3471 v2 · 2012-09-16 · math.RT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QPVVDOIEXDWOOIT3KZ3L74PRBC}

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	2026-05-18T03:03:21.297886Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

83eb51b904b8ece7227b5676bff1f108932f0ed2718524fd6f9b0fa8b7c819cd

Aliases

arxiv: 1209.3471 · arxiv_version: 1209.3471v2 · doi: 10.48550/arxiv.1209.3471 · pith_short_12: QPVVDOIEXDWO · pith_short_16: QPVVDOIEXDWOOIT3 · pith_short_8: QPVVDOIE

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/QPVVDOIEXDWOOIT3KZ3L74PRBC \
  | 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: 83eb51b904b8ece7227b5676bff1f108932f0ed2718524fd6f9b0fa8b7c819cd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ba3fbf320d59a67d66432a36fb1a7128f347b8045f543e584bcba1e519fd1394",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RT",
    "submitted_at": "2012-09-16T10:08:29Z",
    "title_canon_sha256": "059a63901f46d92b7ace12deed0741b894c30efe7e6827711aa86447a0b0fcd5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.3471",
    "kind": "arxiv",
    "version": 2
  }
}