Pith Number

pith:JX6A427T

pith:2014:JX6A427TYQQAVAUEAFDFDES6F2

not attested not anchored not stored refs pending

Elementary amenable groups are quasidiagonal

Mikael Rordam, Narutaka Ozawa, Yasuhiko Sato

arxiv:1404.3462 v3 · 2014-04-14 · math.OA · math.GR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JX6A427TYQQAVAUEAFDFDES6F2}

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	2026-05-18T02:42:07.936793Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4dfc0e6bf3c4200a8284014651925e2e908fe604a60344d4cf4939b03aaff99a

Aliases

arxiv: 1404.3462 · arxiv_version: 1404.3462v3 · doi: 10.48550/arxiv.1404.3462 · pith_short_12: JX6A427TYQQA · pith_short_16: JX6A427TYQQAVAUE · pith_short_8: JX6A427T

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/JX6A427TYQQAVAUEAFDFDES6F2 \
  | 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: 4dfc0e6bf3c4200a8284014651925e2e908fe604a60344d4cf4939b03aaff99a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5e7ce8188a85fd8abab338ea98d3781f8117f57d3a735607538a98aea94c5680",
    "cross_cats_sorted": [
      "math.GR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OA",
    "submitted_at": "2014-04-14T05:28:59Z",
    "title_canon_sha256": "a3257e0a9a6e628d1e2b85e9b28d0514da7942b5ca8c44be77cb314e19ea4941"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.3462",
    "kind": "arxiv",
    "version": 3
  }
}