Pith Number

pith:P4TKFU6U

pith:2023:P4TKFU6UGY4NLDZ5GZK4VVLHZR

not attested not anchored not stored refs pending

The similarity problem and hyperreflexivity of von Neumann algebras

E. Papapetros, G.K. Eleftherakis

arxiv:2306.07605 v5 · 2023-06-13 · 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{P4TKFU6UGY4NLDZ5GZK4VVLHZR}

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.

Cited by

1 paper in Pith

Receipt and verification

First computed	2026-07-05T07:34:33.604970Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7f26a2d3d43638d58f3d3655cad567cc495e42e3b40416ef0aa71a61848a30a8

Aliases

arxiv: 2306.07605 · arxiv_version: 2306.07605v5 · doi: 10.48550/arxiv.2306.07605 · pith_short_12: P4TKFU6UGY4N · pith_short_16: P4TKFU6UGY4NLDZ5 · pith_short_8: P4TKFU6U

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/P4TKFU6UGY4NLDZ5GZK4VVLHZR \
  | 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: 7f26a2d3d43638d58f3d3655cad567cc495e42e3b40416ef0aa71a61848a30a8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "872554a6658b6f8f2880c6b9fcd2032c3d6cc1f8ae9c91c4c382e7da98bac95c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OA",
    "submitted_at": "2023-06-13T08:02:41Z",
    "title_canon_sha256": "f3cbea226bbcaf392c7608a87c3d6752c0563b1ac2e732caa1ac9897f295a848"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2306.07605",
    "kind": "arxiv",
    "version": 5
  }
}