Pith Number

pith:4ZIZUIG4

pith:2011:4ZIZUIG4DXV7LVSU5IKWL4RHNO

not attested not anchored not stored refs pending

On hyperbolicity of SU(2)-equivariant, punctured disc bundles over the complex affine quadric

Andrea Iannuzzi

arxiv:1104.3004 v2 · 2011-04-15 · 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{4ZIZUIG4DXV7LVSU5IKWL4RHNO}

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	2026-05-18T04:00:39.418284Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e6519a20dc1debf5d654ea1565f2276b90308248b933a4fdc50a4f704e52facc

Aliases

arxiv: 1104.3004 · arxiv_version: 1104.3004v2 · doi: 10.48550/arxiv.1104.3004 · pith_short_12: 4ZIZUIG4DXV7 · pith_short_16: 4ZIZUIG4DXV7LVSU · pith_short_8: 4ZIZUIG4

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/4ZIZUIG4DXV7LVSU5IKWL4RHNO \
  | 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: e6519a20dc1debf5d654ea1565f2276b90308248b933a4fdc50a4f704e52facc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5f7b48636068f70601dcfb10543968e8868a1ed4b9fa86829af7aff83ef25830",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2011-04-15T10:08:44Z",
    "title_canon_sha256": "aaf626a0d19e538dab34bd77a8852328b135bb2c1d9be9797d6ada05458e62e7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.3004",
    "kind": "arxiv",
    "version": 2
  }
}