Pith Number

pith:EEWVFBMV

pith:2014:EEWVFBMV2QYKF5TM7CUMN3YNJG

not attested not anchored not stored refs pending

Haagerup approximation property and positive cones associated with a von Neumann algebra

Reiji Tomatsu, Rui Okayasu

arxiv:1403.3971 v3 · 2014-03-16 · math.OA · 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{EEWVFBMV2QYKF5TM7CUMN3YNJG}

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	2026-05-18T02:39:38.180633Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

212d528595d430a2f66cf8a8c6ef0d498d38c22023a9f0b62e0ee9e32c824041

Aliases

arxiv: 1403.3971 · arxiv_version: 1403.3971v3 · doi: 10.48550/arxiv.1403.3971 · pith_short_12: EEWVFBMV2QYK · pith_short_16: EEWVFBMV2QYKF5TM · pith_short_8: EEWVFBMV

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/EEWVFBMV2QYKF5TM7CUMN3YNJG \
  | 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: 212d528595d430a2f66cf8a8c6ef0d498d38c22023a9f0b62e0ee9e32c824041

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "98f98da0733c6333c69eea850756cff787c29f5fe7361e558853bd00ef431f9a",
    "cross_cats_sorted": [
      "math.FA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OA",
    "submitted_at": "2014-03-16T22:49:27Z",
    "title_canon_sha256": "c69b5ddd7b836babef06789e58dfec9f8d0e72ebe531040227a40a11709bc812"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.3971",
    "kind": "arxiv",
    "version": 3
  }
}