Pith Number

pith:KDRRKBB6

pith:2013:KDRRKBB6DZREYG2JKOLY6DQGDX

not attested not anchored not stored refs pending

Initial coefficient bounds for certain classes of Meromorphic bi-univalent functions

H. Orhan, N. Magesh, V.K.Balaji

arxiv:1303.2504 v2 · 2013-03-11 · 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{KDRRKBB6DZREYG2JKOLY6DQGDX}

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	2026-05-18T03:14:27.953840Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

50e315043e1e624c1b4953978f0e061df23c87b88840d0662b3088f08ac2da24

Aliases

arxiv: 1303.2504 · arxiv_version: 1303.2504v2 · doi: 10.48550/arxiv.1303.2504 · pith_short_12: KDRRKBB6DZRE · pith_short_16: KDRRKBB6DZREYG2J · pith_short_8: KDRRKBB6

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/KDRRKBB6DZREYG2JKOLY6DQGDX \
  | 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: 50e315043e1e624c1b4953978f0e061df23c87b88840d0662b3088f08ac2da24

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e1a158a0fc0fadbd65954709e6e2b6117b4f2ec347aef640e9846b1a4017a226",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2013-03-11T13:00:42Z",
    "title_canon_sha256": "800503aa03e09468c6c7ba97ae48ae77576e29624d281b471525e893a94f15a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.2504",
    "kind": "arxiv",
    "version": 2
  }
}