Pith Number

pith:JO4YHZ2Y

pith:2016:JO4YHZ2YNXSYA7HS2DEIQI6BRJ

not attested not anchored not stored refs pending

A Characterisation of the Euclidean Fourier transform on the Schwartz space

R. Lakshmi Lavanya

arxiv:1604.05551 v1 · 2016-04-19 · 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{JO4YHZ2YNXSYA7HS2DEIQI6BRJ}

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	2026-05-18T01:16:38.438474Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4bb983e7586de5807cf2d0c88823c18a6fa43a05fcb3a2baf47bd7b340d69b13

Aliases

arxiv: 1604.05551 · arxiv_version: 1604.05551v1 · doi: 10.48550/arxiv.1604.05551 · pith_short_12: JO4YHZ2YNXSY · pith_short_16: JO4YHZ2YNXSYA7HS · pith_short_8: JO4YHZ2Y

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/JO4YHZ2YNXSYA7HS2DEIQI6BRJ \
  | 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: 4bb983e7586de5807cf2d0c88823c18a6fa43a05fcb3a2baf47bd7b340d69b13

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c4a7cf814a5c232995fc7015557d413ed8ba31d80c25cb616ca0116f20ea9f67",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2016-04-19T13:06:56Z",
    "title_canon_sha256": "2eb60d6a160f4ba7a4e21d1f11f72c37b24f710eb878ca3dd8bcd1b866cbefbe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.05551",
    "kind": "arxiv",
    "version": 1
  }
}