Pith Number

pith:CIZ2FY5P

pith:2015:CIZ2FY5PBZ2WDJJYKCPXEMT2W4

not attested not anchored not stored refs pending

A construction of complete complex hypersurfaces in the ball with control on the topology

Antonio Alarcon, Francisco J. Lopez, Josip Globevnik

arxiv:1509.02283 v2 · 2015-09-08 · math.CV · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CIZ2FY5PBZ2WDJJYKCPXEMT2W4}

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	2026-05-18T01:07:21.100280Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1233a2e3af0e7561a538509f72327ab735dbaef3331c486cc97426d740d045ce

Aliases

arxiv: 1509.02283 · arxiv_version: 1509.02283v2 · doi: 10.48550/arxiv.1509.02283 · pith_short_12: CIZ2FY5PBZ2W · pith_short_16: CIZ2FY5PBZ2WDJJY · pith_short_8: CIZ2FY5P

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/CIZ2FY5PBZ2WDJJYKCPXEMT2W4 \
  | 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: 1233a2e3af0e7561a538509f72327ab735dbaef3331c486cc97426d740d045ce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d1886536160245daea715c18d698ae3921ff47ea8e936915cd5813eb97bd9cec",
    "cross_cats_sorted": [
      "math.DG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2015-09-08T08:32:32Z",
    "title_canon_sha256": "aa1cbea92e4ef5a799c0d39454cfb046f5f02e1e8cd95ef4ab61b236367acd18"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.02283",
    "kind": "arxiv",
    "version": 2
  }
}