Pith Number

pith:QDNVSBUU

pith:2017:QDNVSBUU3RQVHFBXRA54DFF23X

not attested not anchored not stored refs pending

Radius of fully starlikeness and fully convexity of harmonic linear differential operator

Saminathan Ponnusamy, Zhihong Liu

arxiv:1708.03883 v1 · 2017-08-13 · 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{QDNVSBUU3RQVHFBXRA54DFF23X}

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	2026-05-18T00:38:07.614789Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

80db590694dc61539437883bc194baddfef0f45358a5a2ad9ce293437d0b1d1d

Aliases

arxiv: 1708.03883 · arxiv_version: 1708.03883v1 · doi: 10.48550/arxiv.1708.03883 · pith_short_12: QDNVSBUU3RQV · pith_short_16: QDNVSBUU3RQVHFBX · pith_short_8: QDNVSBUU

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/QDNVSBUU3RQVHFBXRA54DFF23X \
  | 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: 80db590694dc61539437883bc194baddfef0f45358a5a2ad9ce293437d0b1d1d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1d5ebd8eba4f645754c1cf65c182d7ea634110a1054bd9376cff5a72bbb4c352",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2017-08-13T10:30:31Z",
    "title_canon_sha256": "33967d978a80842768774fb5673d6677a1f89597e0ea6c8d77d5fd15de44b277"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.03883",
    "kind": "arxiv",
    "version": 1
  }
}