Pith Number

pith:FCVA5CI4

pith:2014:FCVA5CI4BHA72WRVYLBKDTY7NR

not attested not anchored not stored refs pending

A note on reduced and von Neumann algebraic free wreath products

Jonas Wahl

arxiv:1411.4861 v1 · 2014-11-18 · math.OA · math.QA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FCVA5CI4BHA72WRVYLBKDTY7NR}

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	2026-05-18T02:34:51.103358Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

28aa0e891c09c1fd5a35c2c2a1cf1f6c76dae76164f04516c808597b928e69f4

Aliases

arxiv: 1411.4861 · arxiv_version: 1411.4861v1 · doi: 10.48550/arxiv.1411.4861 · pith_short_12: FCVA5CI4BHA7 · pith_short_16: FCVA5CI4BHA72WRV · pith_short_8: FCVA5CI4

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/FCVA5CI4BHA72WRVYLBKDTY7NR \
  | 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: 28aa0e891c09c1fd5a35c2c2a1cf1f6c76dae76164f04516c808597b928e69f4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a0cc254fb5e3d164038eff7ffefac89587b457d285581a666f5d5043ab3b57ef",
    "cross_cats_sorted": [
      "math.QA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OA",
    "submitted_at": "2014-11-18T15:15:09Z",
    "title_canon_sha256": "9032fc137c7cda906ba0f79cdb72885389ab0b86e7f0c9443b53a03cf38554e4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.4861",
    "kind": "arxiv",
    "version": 1
  }
}