Pith Number

pith:EFGU4OLB

pith:2000:EFGU4OLBP7RZFZL4BK2DBREV3L

not attested not anchored not stored refs pending

Algebraic Surfaces Holomorphically Dominable by C2

Gregery T. Buzzard, Stephen S.Y. Lu

arxiv:math/0005232 v1 · 2000-05-23 · math.AG · math.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EFGU4OLBP7RZFZL4BK2DBREV3L}

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	2026-05-18T01:05:38.587338Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

214d4e39617fe392e57c0ab430c495daf2339e3e0532db64010a4b3f22aea121

Aliases

arxiv: math/0005232 · arxiv_version: math/0005232v1 · doi: 10.48550/arxiv.math/0005232 · pith_short_12: EFGU4OLBP7RZ · pith_short_16: EFGU4OLBP7RZFZL4 · pith_short_8: EFGU4OLB

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/EFGU4OLBP7RZFZL4BK2DBREV3L \
  | 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: 214d4e39617fe392e57c0ab430c495daf2339e3e0532db64010a4b3f22aea121

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5c0d040d3ad0411b3459f3b57dc88a7823717c6b59691e4acd36759f32ed0fa1",
    "cross_cats_sorted": [
      "math.CV"
    ],
    "license": "",
    "primary_cat": "math.AG",
    "submitted_at": "2000-05-23T15:50:42Z",
    "title_canon_sha256": "97f8a5b26e205c3368fe7bca3fbc11cd4559559754b4a1c53de9e606cda333f8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0005232",
    "kind": "arxiv",
    "version": 1
  }
}