Pith Number

pith:WBNI3LBA

pith:2011:WBNI3LBASJE3PQUQVQ7ARUNHL7

not attested not anchored not stored refs pending

The class of Clifford-Fourier transforms

F. Sommen, H. De Bie, N. De Schepper

arxiv:1101.1793 v1 · 2011-01-10 · 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{WBNI3LBASJE3PQUQVQ7ARUNHL7}

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	2026-05-18T04:31:51.790740Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b05a8dac209249b7c290ac3e08d1a75ffbbd87b6236ea57c092ba2a5189e4922

Aliases

arxiv: 1101.1793 · arxiv_version: 1101.1793v1 · doi: 10.48550/arxiv.1101.1793 · pith_short_12: WBNI3LBASJE3 · pith_short_16: WBNI3LBASJE3PQUQ · pith_short_8: WBNI3LBA

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/WBNI3LBASJE3PQUQVQ7ARUNHL7 \
  | 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: b05a8dac209249b7c290ac3e08d1a75ffbbd87b6236ea57c092ba2a5189e4922

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b3413526cb29e239fc406fdadb3992ff2c0a4661680b6ba7bb89b72472e4e56d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2011-01-10T12:40:26Z",
    "title_canon_sha256": "3f16a6b3f2df4f4821f8772050cba205dcebc087e0cab35543529cf43fd85583"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.1793",
    "kind": "arxiv",
    "version": 1
  }
}