Pith Number

pith:WVU5U4V5

pith:2018:WVU5U4V5QECYOG556OEPHKTBNJ

not attested not anchored not stored refs pending

On the radical of the module category of an endomorphism algebra

Claudia Chaio, Victoria Guazzelli

arxiv:1809.06760 v2 · 2018-09-18 · math.RT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WVU5U4V5QECYOG556OEPHKTBNJ}

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	2026-05-18T00:01:47.001781Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b569da72bd8105871bbdf388f3aa616a426586f313e5ee76f4ec1ce743370f17

Aliases

arxiv: 1809.06760 · arxiv_version: 1809.06760v2 · doi: 10.48550/arxiv.1809.06760 · pith_short_12: WVU5U4V5QECY · pith_short_16: WVU5U4V5QECYOG55 · pith_short_8: WVU5U4V5

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/WVU5U4V5QECYOG556OEPHKTBNJ \
  | 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: b569da72bd8105871bbdf388f3aa616a426586f313e5ee76f4ec1ce743370f17

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5acc5b85e0cdd548f5238191a12c064606a9c2503e95298e4d93bc90e1fe9e1a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RT",
    "submitted_at": "2018-09-18T14:20:33Z",
    "title_canon_sha256": "461415520763472ccdfecd5a71eff45b009ab05ef86c23357c562bceab65f1e8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.06760",
    "kind": "arxiv",
    "version": 2
  }
}