Pith Number

pith:IHHWPHA4

pith:2016:IHHWPHA42XDR37L4VI3OMEC2UY

not attested not anchored not stored refs pending

Chebyshev polynomial coefficient bounds for a subclass of bi-univalent functions

Sahsene Altinkaya, Sibel Yalcin

arxiv:1605.08224 v2 · 2016-05-26 · 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{IHHWPHA42XDR37L4VI3OMEC2UY}

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	2026-05-18T00:51:03.225529Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

41cf679c1cd5c71dfd7caa36e6105aa62d43a81edd097a6640560575dca21942

Aliases

arxiv: 1605.08224 · arxiv_version: 1605.08224v2 · doi: 10.48550/arxiv.1605.08224 · pith_short_12: IHHWPHA42XDR · pith_short_16: IHHWPHA42XDR37L4 · pith_short_8: IHHWPHA4

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/IHHWPHA42XDR37L4VI3OMEC2UY \
  | 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: 41cf679c1cd5c71dfd7caa36e6105aa62d43a81edd097a6640560575dca21942

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "06c54cc28eebd4969e5bf781b3a90afc187183ca64479bfea3cf5ce9dfeee55d",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2016-05-26T10:51:12Z",
    "title_canon_sha256": "2464dd5b74d13e0408443c1ff87571af17a6487aa2d67c42453090f97d0a6987"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.08224",
    "kind": "arxiv",
    "version": 2
  }
}