Pith Number

pith:AFFJVK23

pith:2026:AFFJVK23F3JLC36T7TWMEFFZ2M

not attested not anchored not stored refs pending

First-order Schwartian derivative and some classes of univalent functions

Milutin Obradovic, Nikola Tuneski

arxiv:2606.03433 v1 · 2026-06-02 · 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{AFFJVK23F3JLC36T7TWMEFFZ2M}

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	2026-06-03T01:05:57.687665Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

014a9aab5b2ed2b16fd3fcecc214b9d301be5687f06fc83aeac82ae891b9265a

Aliases

arxiv: 2606.03433 · arxiv_version: 2606.03433v1 · doi: 10.48550/arxiv.2606.03433 · pith_short_12: AFFJVK23F3JL · pith_short_16: AFFJVK23F3JLC36T · pith_short_8: AFFJVK23

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/AFFJVK23F3JLC36T7TWMEFFZ2M \
  | 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: 014a9aab5b2ed2b16fd3fcecc214b9d301be5687f06fc83aeac82ae891b9265a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bec8e6c3c50bcce0b91ddd47ba890db25cfe09150fc0d5bd7b6b03ebebcfca9a",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2026-06-02T10:19:36Z",
    "title_canon_sha256": "4479933da9cdf09d017b7b3ecca578c4bd15ff3a419c1d9f6181ff2241dd5a72"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.03433",
    "kind": "arxiv",
    "version": 1
  }
}