Pith Number

pith:VMOJSSMM

pith:2015:VMOJSSMME4OJDD6WNGV2V4YKXO

not attested not anchored not stored refs pending

Nonclassifiability of UHF $L^p$-operator algebras

Eusebio Gardella, Martino Lupini

arxiv:1502.05573 v1 · 2015-02-19 · math.OA · math.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VMOJSSMME4OJDD6WNGV2V4YKXO}

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	2026-05-18T01:15:36.326838Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ab1c99498c271c918fd669abaaf30abb94907f7c50953d55788cffed637e4cbc

Aliases

arxiv: 1502.05573 · arxiv_version: 1502.05573v1 · doi: 10.48550/arxiv.1502.05573 · pith_short_12: VMOJSSMME4OJ · pith_short_16: VMOJSSMME4OJDD6W · pith_short_8: VMOJSSMM

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/VMOJSSMME4OJDD6WNGV2V4YKXO \
  | 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: ab1c99498c271c918fd669abaaf30abb94907f7c50953d55788cffed637e4cbc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "14f57915e32c860d60d9149385302b864c434c3508efdc8a426b3be156ca27a3",
    "cross_cats_sorted": [
      "math.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OA",
    "submitted_at": "2015-02-19T13:56:18Z",
    "title_canon_sha256": "3398d5b34bac1d0fc65771806933b88b801d6a38f45f28b9c1a902744cc4fb33"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.05573",
    "kind": "arxiv",
    "version": 1
  }
}