Pith Number

pith:UE4BB3PI

pith:2011:UE4BB3PIXGRUOISFNPJLNVMFSD

not attested not anchored not stored refs pending

Beauville surfaces with abelian Beauville group

David Torres-Teigell, Gabino Gonz\'alez-Diez, Gareth A. Jones

arxiv:1102.4552 v3 · 2011-02-22 · math.AG · math.GR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UE4BB3PIXGRUOISFNPJLNVMFSD}

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	2026-05-18T04:00:13.687002Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a13810ede8b9a34722456bd2b6d58590e4cbe53a37df4afa7984a6eee537beb5

Aliases

arxiv: 1102.4552 · arxiv_version: 1102.4552v3 · doi: 10.48550/arxiv.1102.4552 · pith_short_12: UE4BB3PIXGRU · pith_short_16: UE4BB3PIXGRUOISF · pith_short_8: UE4BB3PI

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/UE4BB3PIXGRUOISFNPJLNVMFSD \
  | 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: a13810ede8b9a34722456bd2b6d58590e4cbe53a37df4afa7984a6eee537beb5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "95e4523326a8574f720e302d9bf0db3d635a591a803d056b1cb2443e253609e0",
    "cross_cats_sorted": [
      "math.GR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2011-02-22T16:59:53Z",
    "title_canon_sha256": "3d66b0f95ca1c98ad9091b72442d53a20f06031e6982c5a2ad92e2bbcf37215f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.4552",
    "kind": "arxiv",
    "version": 3
  }
}