Pith Number

pith:EKLLZTOI

pith:2015:EKLLZTOIZBFKGLZYSXT25Z46SW

not attested not anchored not stored refs pending

Where is $f(z)/f'(z)$ univalent?

Karl-Joachim Wirths, Milutin Obradovi\'c, Saminathan Ponnusamy

arxiv:1503.04931 v1 · 2015-03-17 · math.CV

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EKLLZTOIZBFKGLZYSXT25Z46SW}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T02:22:21.081562Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2296bccdc8c84aa32f3895e7aee79e95bf013ba2801457cba550c58fefd06cb2

Aliases

arxiv: 1503.04931 · arxiv_version: 1503.04931v1 · doi: 10.48550/arxiv.1503.04931 · pith_short_12: EKLLZTOIZBFK · pith_short_16: EKLLZTOIZBFKGLZY · pith_short_8: EKLLZTOI

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/EKLLZTOIZBFKGLZYSXT25Z46SW \
  | 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: 2296bccdc8c84aa32f3895e7aee79e95bf013ba2801457cba550c58fefd06cb2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9bc85b3764cb27cb3612a3bf4a0d5233cb67c06f49ddb92e461cacb95934a967",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2015-03-17T06:22:24Z",
    "title_canon_sha256": "9c22f00b24d5f80ad04612e2ca075a49b58363955cebd5ba368fd6130ee4d460"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.04931",
    "kind": "arxiv",
    "version": 1
  }
}