Pith Number

pith:G7D7Y5AE

pith:2014:G7D7Y5AERCSLTKO6UGIHY5OR4I

not attested not anchored not stored refs pending

Borel complexity and automorphisms of C*-algebras

David Kerr, Martino Lupini, N. Christopher Phillips

arxiv:1404.3568 v1 · 2014-04-14 · 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{G7D7Y5AERCSLTKO6UGIHY5OR4I}

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	2026-05-18T00:38:31.632408Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

37c7fc740488a4b9a9dea1907c75d1e2325441d91956e5ef20cd3f17f9809d62

Aliases

arxiv: 1404.3568 · arxiv_version: 1404.3568v1 · doi: 10.48550/arxiv.1404.3568 · pith_short_12: G7D7Y5AERCSL · pith_short_16: G7D7Y5AERCSLTKO6 · pith_short_8: G7D7Y5AE

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/G7D7Y5AERCSLTKO6UGIHY5OR4I \
  | 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: 37c7fc740488a4b9a9dea1907c75d1e2325441d91956e5ef20cd3f17f9809d62

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6af456f41ed5a84132af87664e504e6dfb03a3f9e4c20143dc3acc8cb060a764",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OA",
    "submitted_at": "2014-04-14T13:13:35Z",
    "title_canon_sha256": "fb93638ae2f4842bae83338f4a42468e1f3e33c9eae0b2408d728e257a1ef114"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.3568",
    "kind": "arxiv",
    "version": 1
  }
}