Pith Number

pith:GTCQ7WNH

pith:2020:GTCQ7WNHYUNQ7ZR3QUJ36NAMW2

not attested not anchored not stored refs pending

Aliasing error of the exp$(\beta \sqrt{1-z^2})$ kernel in the nonuniform fast Fourier transform

A. H. Barnett

arxiv:2001.09405 v2 · 2020-01-26 · math.NA · cs.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GTCQ7WNHYUNQ7ZR3QUJ36NAMW2}

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.

Cited by

1 paper in Pith

Fast summation on rectangular cuboids with arbitrary periodicity in the DMK framework

Receipt and verification

First computed	2026-07-05T01:42:52.806427Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

34c50fd9a7c51b0fe63b8513bf340cb69677c6b69b3e26ff1f0d3ba3f6e221d4

Aliases

arxiv: 2001.09405 · arxiv_version: 2001.09405v2 · doi: 10.48550/arxiv.2001.09405 · pith_short_12: GTCQ7WNHYUNQ · pith_short_16: GTCQ7WNHYUNQ7ZR3 · pith_short_8: GTCQ7WNH

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/GTCQ7WNHYUNQ7ZR3QUJ36NAMW2 \
  | 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: 34c50fd9a7c51b0fe63b8513bf340cb69677c6b69b3e26ff1f0d3ba3f6e221d4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dcc4712803392c5703870c5b4861cbfcbbf85894a45899bf688b843bd0ea2601",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2020-01-26T05:30:42Z",
    "title_canon_sha256": "ad02bf0cbb23f8747c791a22be169f28089237a598296a2ccbd463ee6bdf696c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2001.09405",
    "kind": "arxiv",
    "version": 2
  }
}