Pith Number

pith:FZQEGD75

pith:2017:FZQEGD75Q7MYUPBNOUX2ICKOGY

not attested not anchored not stored refs pending

Convolution dominated operators on compact extensions of abelian groups

Gero Fendler, Michael Leinert

arxiv:1711.08638 v2 · 2017-11-23 · 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{FZQEGD75Q7MYUPBNOUX2ICKOGY}

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	2026-05-18T00:20:05.543719Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2e60430ffd87d98a3c2d752fa4094e3619898b73fddfc5e0f25a898cd77401cb

Aliases

arxiv: 1711.08638 · arxiv_version: 1711.08638v2 · doi: 10.48550/arxiv.1711.08638 · pith_short_12: FZQEGD75Q7MY · pith_short_16: FZQEGD75Q7MYUPBN · pith_short_8: FZQEGD75

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/FZQEGD75Q7MYUPBNOUX2ICKOGY \
  | 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: 2e60430ffd87d98a3c2d752fa4094e3619898b73fddfc5e0f25a898cd77401cb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5eae6d330ee290b7936126c423820e3ec913319d3901c3f2086877a91bef9e63",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2017-11-23T10:13:37Z",
    "title_canon_sha256": "22da311df0da175a80ce324b7756a154767c8962ade38340ee04660df3b90904"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.08638",
    "kind": "arxiv",
    "version": 2
  }
}