Pith Number

pith:JCV63WHG

pith:2017:JCV63WHGZL7MRLJJX2Z6EYL6MY

not attested not anchored not stored refs pending

Minimal Hermite-type eigenbasis of the discrete Fourier transform

Alexey Kuznetsov, Mateusz Kwa\'snicki

arxiv:1706.08740 v1 · 2017-06-27 · 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{JCV63WHGZL7MRLJJX2Z6EYL6MY}

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	2026-05-18T00:41:31.163696Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

48abedd8e6cafec8ad29beb3e2617e661853ee92c84ca85a995423b8f7acd0c2

Aliases

arxiv: 1706.08740 · arxiv_version: 1706.08740v1 · doi: 10.48550/arxiv.1706.08740 · pith_short_12: JCV63WHGZL7M · pith_short_16: JCV63WHGZL7MRLJJ · pith_short_8: JCV63WHG

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/JCV63WHGZL7MRLJJX2Z6EYL6MY \
  | 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: 48abedd8e6cafec8ad29beb3e2617e661853ee92c84ca85a995423b8f7acd0c2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c4f569af288d1f2b9c8df7f0c6a373eb6972f3bd332282b8a3bc2f0639ec4aa3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2017-06-27T09:14:30Z",
    "title_canon_sha256": "28e3cd754b4e5ed067f441610b94de55cef2196917fd313c04dcf82e20df371c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.08740",
    "kind": "arxiv",
    "version": 1
  }
}