Pith Number

pith:Z66MPSYS

pith:2018:Z66MPSYSSATW2DTPESVRAF7WMJ

not attested not anchored not stored refs pending

Improved results on the oscillation of the modulus of the Rudin-Shapiro polynomials on the unit circle

Tam\'as Erd\'elyi

arxiv:1802.02906 v2 · 2018-02-07 · 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{Z66MPSYSSATW2DTPESVRAF7WMJ}

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	2026-05-18T00:05:14.287175Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cfbcc7cb1290276d0e6f24ab1017f6626245d6397c6f16b025708bc5c7a92f01

Aliases

arxiv: 1802.02906 · arxiv_version: 1802.02906v2 · doi: 10.48550/arxiv.1802.02906 · pith_short_12: Z66MPSYSSATW · pith_short_16: Z66MPSYSSATW2DTP · pith_short_8: Z66MPSYS

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/Z66MPSYSSATW2DTPESVRAF7WMJ \
  | 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: cfbcc7cb1290276d0e6f24ab1017f6626245d6397c6f16b025708bc5c7a92f01

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b48246e4ef6a801a61c1f6bb2d24b1048ec19126a63077096d9947f9710f9fa7",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2018-02-07T17:12:26Z",
    "title_canon_sha256": "d35e697d789382fdcec7acfd5167fad8d46550a0abc9e4ca93e1dfb39db741db"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.02906",
    "kind": "arxiv",
    "version": 2
  }
}