Pith Number

pith:JUVI6SJZ

pith:2012:JUVI6SJZWJAHE6U6TLDH3Y4BKE

not attested not anchored not stored refs pending

Estimates for the Initial Coefficients of Bi-univalent Functions

S. Sivaprasad Kumar, Virendra Kumar, V. Ravichandran

arxiv:1203.5480 v2 · 2012-03-25 · 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{JUVI6SJZWJAHE6U6TLDH3Y4BKE}

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	2026-05-18T03:32:17.891811Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4d2a8f4939b240727a9e9ac67de3815115f0a9cc3a90c64f8402203b1b7d01c7

Aliases

arxiv: 1203.5480 · arxiv_version: 1203.5480v2 · doi: 10.48550/arxiv.1203.5480 · pith_short_12: JUVI6SJZWJAH · pith_short_16: JUVI6SJZWJAHE6U6 · pith_short_8: JUVI6SJZ

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/JUVI6SJZWJAHE6U6TLDH3Y4BKE \
  | 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: 4d2a8f4939b240727a9e9ac67de3815115f0a9cc3a90c64f8402203b1b7d01c7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a640808fc91f3aea811b179790e37113081c0974c69485d563f23100a134d374",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2012-03-25T08:42:17Z",
    "title_canon_sha256": "4031526459b6c09d2978ed46775eb0a8b7be6db99440f0411ddd4a33fa290635"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.5480",
    "kind": "arxiv",
    "version": 2
  }
}