Pith Number

pith:6ER5O6XF

pith:2012:6ER5O6XFG5JKVLPYDAJYVVWOQO

not attested not anchored not stored refs pending

On the existence of holomorphic embeddings of strictly pseudoconvex algebraic hypersurfaces into spheres

Duong Son, Peter Ebenfelt

arxiv:1205.1237 v2 · 2012-05-06 · 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{6ER5O6XFG5JKVLPYDAJYVVWOQO}

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	2026-05-18T03:53:19.650566Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f123d77ae53752aaadf818138ad6ce83957e9314fb7cd0945b701601a19a23c2

Aliases

arxiv: 1205.1237 · arxiv_version: 1205.1237v2 · doi: 10.48550/arxiv.1205.1237 · pith_short_12: 6ER5O6XFG5JK · pith_short_16: 6ER5O6XFG5JKVLPY · pith_short_8: 6ER5O6XF

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/6ER5O6XFG5JKVLPYDAJYVVWOQO \
  | 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: f123d77ae53752aaadf818138ad6ce83957e9314fb7cd0945b701601a19a23c2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e25ac42a189bacdfd8cb914e3eddf51a7dddef20e8087ccf2db6e7a20a9b6a42",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2012-05-06T18:46:30Z",
    "title_canon_sha256": "73d18983abb52197eb06ba3220f43ceb90ccdecbd01f5972cb34df58b7a8a8f1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.1237",
    "kind": "arxiv",
    "version": 2
  }
}