Pith Number

pith:HO7YS4HE

pith:2016:HO7YS4HEUOFLWXVAW26LOE5SGK

not attested not anchored not stored refs pending

Invariants and Umbilical Points on Three Dimensional CR Manifolds embedded in $\mathbb C^2$

Dmitry Zaitsev, Peter Ebenfelt

arxiv:1605.08709 v1 · 2016-05-27 · 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{HO7YS4HEUOFLWXVAW26LOE5SGK}

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.

Cited by

1 paper in Pith

Real-analytic coordinates for smooth strictly pseudoconvex CR-structures

Receipt and verification

First computed	2026-05-18T01:13:29.257224Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3bbf8970e4a38abb5ea0b6bcb713b2328ac9d9e3b1d162cd74f0f7b479013620

Aliases

arxiv: 1605.08709 · arxiv_version: 1605.08709v1 · doi: 10.48550/arxiv.1605.08709 · pith_short_12: HO7YS4HEUOFL · pith_short_16: HO7YS4HEUOFLWXVA · pith_short_8: HO7YS4HE

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/HO7YS4HEUOFLWXVAW26LOE5SGK \
  | 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: 3bbf8970e4a38abb5ea0b6bcb713b2328ac9d9e3b1d162cd74f0f7b479013620

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "14b17dee4c794c163ee47280e55affb0908aed428ee8b57f87ec02e1c233c280",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2016-05-27T16:25:05Z",
    "title_canon_sha256": "70cb5d52f0c252e84a72a03bffca9cfd29d90e81c338c88f0bc63cb5e296e8f0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.08709",
    "kind": "arxiv",
    "version": 1
  }
}