Pith Number

pith:3MCZ2YG4

pith:2016:3MCZ2YG4JM5W7SUSZX45SVC64Y

not attested not anchored not stored refs pending

A New Family of Nonnegative Sine Polynomials

Man Kam Kwong

arxiv:1607.08314 v2 · 2016-07-28 · 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{3MCZ2YG4JM5W7SUSZX45SVC64Y}

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	2026-05-18T00:38:42.202014Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

db059d60dc4b3b6fca92cdf9d9545ee63ddcbc1b2b76d7fb8b82b7ff6b635837

Aliases

arxiv: 1607.08314 · arxiv_version: 1607.08314v2 · doi: 10.48550/arxiv.1607.08314 · pith_short_12: 3MCZ2YG4JM5W · pith_short_16: 3MCZ2YG4JM5W7SUS · pith_short_8: 3MCZ2YG4

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/3MCZ2YG4JM5W7SUSZX45SVC64Y \
  | 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: db059d60dc4b3b6fca92cdf9d9545ee63ddcbc1b2b76d7fb8b82b7ff6b635837

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "efce98da7bb2614124f8fe5d591d7f05f731a8c1698bfed73acd2f1246a569ff",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2016-07-28T04:48:30Z",
    "title_canon_sha256": "8ccfd6a8e06efb77dfe0a71f74dc3790d041348c240f63f78cc34a4384eb5511"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.08314",
    "kind": "arxiv",
    "version": 2
  }
}