Pith Number

pith:PUV32HWL

pith:2016:PUV32HWLLXYUY5WEJBBD4NBAXM

not attested not anchored not stored refs pending

On the Wilker and Huygens-type inequalities

C.P Chen, R B Paris

arxiv:1602.00436 v1 · 2016-02-01 · math.CA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PUV32HWLLXYUY5WEJBBD4NBAXM}

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	2026-05-18T01:21:35.376675Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7d2bbd1ecb5df14c76c448423e3420bb2ecd4bb1f437f25190a266c17b74b0d2

Aliases

arxiv: 1602.00436 · arxiv_version: 1602.00436v1 · doi: 10.48550/arxiv.1602.00436 · pith_short_12: PUV32HWLLXYU · pith_short_16: PUV32HWLLXYUY5WE · pith_short_8: PUV32HWL

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/PUV32HWLLXYUY5WEJBBD4NBAXM \
  | 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: 7d2bbd1ecb5df14c76c448423e3420bb2ecd4bb1f437f25190a266c17b74b0d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dd3c56bac947aa5e02f3a7573f4f39ebe6eaf11ed6db34bab119c2c83ffb561a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2016-02-01T09:19:15Z",
    "title_canon_sha256": "904ae6bed2ce8c164fd35e829065209f41b17a946d22dc15859e77a1679b3ec6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.00436",
    "kind": "arxiv",
    "version": 1
  }
}