Pith Number

pith:Q76FIQAE

pith:2011:Q76FIQAESTGWYZ5IJARZINE3AD

not attested not anchored not stored refs pending

A Galois correspondence for compact group actions on C*-algebras

Costel Peligrad

arxiv:1102.0317 v2 · 2011-02-01 · math.OA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Q76FIQAESTGWYZ5IJARZINE3AD}

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	2026-05-17T23:47:36.703969Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

87fc54400494cd6c67a8482394349b00c3998318f34905abe6eff32ef27846fb

Aliases

arxiv: 1102.0317 · arxiv_version: 1102.0317v2 · doi: 10.48550/arxiv.1102.0317 · pith_short_12: Q76FIQAESTGW · pith_short_16: Q76FIQAESTGWYZ5I · pith_short_8: Q76FIQAE

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/Q76FIQAESTGWYZ5IJARZINE3AD \
  | 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: 87fc54400494cd6c67a8482394349b00c3998318f34905abe6eff32ef27846fb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0df31ec44c2ddd39154cad11419670a2517b20254fd0ba2f7532e2c057c76723",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OA",
    "submitted_at": "2011-02-01T22:55:53Z",
    "title_canon_sha256": "042d745b12c65cf8f8b6e8c864468436758352a8372466d2a89f9ec80e4257af"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.0317",
    "kind": "arxiv",
    "version": 2
  }
}