Pith Number

pith:PWC3QRFH

pith:2011:PWC3QRFHVQTEJD3HNDOZOE2UMF

not attested not anchored not stored refs pending

Coefficient estimates for bi-univalent Ma-Minda starlike and convex functions

Lee See Keong, Rosihan M. Ali, Shamani Supramaniam, V. Ravichandran

arxiv:1108.4087 v1 · 2011-08-20 · 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{PWC3QRFHVQTEJD3HNDOZOE2UMF}

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	2026-05-18T04:05:38.408346Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7d85b844a7ac26448f6768dd971354617d2f79c8205c19984cb0fdb3e6b98c30

Aliases

arxiv: 1108.4087 · arxiv_version: 1108.4087v1 · doi: 10.48550/arxiv.1108.4087 · pith_short_12: PWC3QRFHVQTE · pith_short_16: PWC3QRFHVQTEJD3H · pith_short_8: PWC3QRFH

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/PWC3QRFHVQTEJD3HNDOZOE2UMF \
  | 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: 7d85b844a7ac26448f6768dd971354617d2f79c8205c19984cb0fdb3e6b98c30

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "740f70db29c240cc3f682feabf16aa20d4f7aa6ae3034800a1e819a94652b03d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2011-08-20T04:01:19Z",
    "title_canon_sha256": "b989e3a6d35a84d01c85bf4c6cd30d7668afaa7d75e8c3ee78985f209f0fc2e1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.4087",
    "kind": "arxiv",
    "version": 1
  }
}