Pith Number

pith:IIHUETGC

pith:2013:IIHUETGCDQ4DKXMRDRJHJKWLWT

not attested not anchored not stored refs pending

On the isomorphisms of Fourier algebras of finite abelian groups

A. Czuron, M. Wojciechowski

arxiv:1306.1480 v1 · 2013-06-06 · math.FA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IIHUETGCDQ4DKXMRDRJHJKWLWT}

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	2026-05-18T03:21:34.064255Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

420f424cc21c38355d911c5274aacbb4d078665530e6274493647967f2ebb33f

Aliases

arxiv: 1306.1480 · arxiv_version: 1306.1480v1 · doi: 10.48550/arxiv.1306.1480 · pith_short_12: IIHUETGCDQ4D · pith_short_16: IIHUETGCDQ4DKXMR · pith_short_8: IIHUETGC

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/IIHUETGCDQ4DKXMRDRJHJKWLWT \
  | 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: 420f424cc21c38355d911c5274aacbb4d078665530e6274493647967f2ebb33f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a7f065b50c907d0876ce7688ec577e3150f4fd95ddb4ed1884237cea35617570",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2013-06-06T17:28:24Z",
    "title_canon_sha256": "76af465c80e6d6dae53837276a03154f4a1748a4bcc1c551dcf35fc302db2d97"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.1480",
    "kind": "arxiv",
    "version": 1
  }
}