Pith Number

pith:RUKTQTQF

pith:2018:RUKTQTQFO2PBGA5YKXUCP7K36W

not attested not anchored not stored refs pending

The sharp Remez-type inequality for even trigonometric polynomials on the period

Tam\'as Erd\'elyi

arxiv:1809.07466 v1 · 2018-09-20 · 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{RUKTQTQFO2PBGA5YKXUCP7K36W}

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	2026-05-18T00:05:16.228310Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8d15384e05769e1303b855e827fd5bf5a1c7b14a728115bb7f5a85d6c24bc0eb

Aliases

arxiv: 1809.07466 · arxiv_version: 1809.07466v1 · doi: 10.48550/arxiv.1809.07466 · pith_short_12: RUKTQTQFO2PB · pith_short_16: RUKTQTQFO2PBGA5Y · pith_short_8: RUKTQTQF

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/RUKTQTQFO2PBGA5YKXUCP7K36W \
  | 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: 8d15384e05769e1303b855e827fd5bf5a1c7b14a728115bb7f5a85d6c24bc0eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0f42cfdedf92105c5138027b1eaf9400258dfc740f5f4c66572be5eab53a8ce2",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2018-09-20T04:08:24Z",
    "title_canon_sha256": "49d482e9b478fa086c6537d44b90bc296ff7a93bdde031f8b26e09b6e7e46bf4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.07466",
    "kind": "arxiv",
    "version": 1
  }
}