Pith Number

pith:JNI5N4YB

pith:2014:JNI5N4YBXDHW3SZOWZIFBFJJRW

not attested not anchored not stored refs pending

A frame theoretic approach to the Non-Uniform Fast Fourier Transform

Anne Gelb, Guohui Song

arxiv:1403.3332 v1 · 2014-03-13 · math.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{JNI5N4YBXDHW3SZOWZIFBFJJRW}

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	2026-05-18T01:03:24.293153Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4b51d6f301b8cf6dcb2eb6505095298dab918c941119a10a088ec24966e0a279

Aliases

arxiv: 1403.3332 · arxiv_version: 1403.3332v1 · doi: 10.48550/arxiv.1403.3332 · pith_short_12: JNI5N4YBXDHW · pith_short_16: JNI5N4YBXDHW3SZO · pith_short_8: JNI5N4YB

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/JNI5N4YBXDHW3SZOWZIFBFJJRW \
  | 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: 4b51d6f301b8cf6dcb2eb6505095298dab918c941119a10a088ec24966e0a279

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4596fb84fb7e0ba068143cd25d29e526702a597dea5adc8673e1aef1da5fdd12",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2014-03-13T17:17:51Z",
    "title_canon_sha256": "41ed9171223b6665669eb84e8c3bb6483a506687bdeb61f0aec18cd2733c91b5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.3332",
    "kind": "arxiv",
    "version": 1
  }
}