Pith Number

pith:BJNNBLGJ

pith:2026:BJNNBLGJB2OCJHAZRC25QG4ILN

not attested not anchored not stored refs pending

A Characterization of $\alpha$-Convex Functions with Sharp Coefficient and Schwarzian Estimates

Osvaldo Venegas, Pablo Carrasco, Rodrigo Hern\'andez, V\'ictor Bravo

arxiv:2606.21574 v1 · 2026-06-19 · 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{BJNNBLGJB2OCJHAZRC25QG4ILN}

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	2026-06-23T01:13:15.075597Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0a5ad0acc90e9c249c1988b5d81b885b5505e13721193079dc1d409311d6aab4

Aliases

arxiv: 2606.21574 · arxiv_version: 2606.21574v1 · doi: 10.48550/arxiv.2606.21574 · pith_short_12: BJNNBLGJB2OC · pith_short_16: BJNNBLGJB2OCJHAZ · pith_short_8: BJNNBLGJ

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/BJNNBLGJB2OCJHAZRC25QG4ILN \
  | 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: 0a5ad0acc90e9c249c1988b5d81b885b5505e13721193079dc1d409311d6aab4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5687bfe001220a96999274e90fd50e71b3f31f785a91698d27e5986532ded68a",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2026-06-19T16:15:47Z",
    "title_canon_sha256": "a4f7d31faa10a1d337f3d35a06ceb6a62fc49f7b0ba7138b14a9f21d13cd2cf6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.21574",
    "kind": "arxiv",
    "version": 1
  }
}