Pith Number

pith:R44VCOIN

pith:2017:R44VCOIN7RONYKVWBKN5YRJ2K7

not attested not anchored not stored refs pending

Simplicity of skew inverse semigroup rings with applications to Steinberg algebras and topological dynamics

Daniel Gon\c{c}alves, Danilo Royer, Johan \"Oinert, Viviane Beuter

arxiv:1708.04973 v4 · 2017-08-16 · math.RA · 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{R44VCOIN7RONYKVWBKN5YRJ2K7}

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	2026-05-18T00:06:56.427809Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f3951390dfc5cdc2ab60a9bdc453a57ddfd518ed266fb10247c92ed3c32eb7e

Aliases

arxiv: 1708.04973 · arxiv_version: 1708.04973v4 · doi: 10.48550/arxiv.1708.04973 · pith_short_12: R44VCOIN7RON · pith_short_16: R44VCOIN7RONYKVW · pith_short_8: R44VCOIN

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/R44VCOIN7RONYKVWBKN5YRJ2K7 \
  | 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: 8f3951390dfc5cdc2ab60a9bdc453a57ddfd518ed266fb10247c92ed3c32eb7e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "799f1fecdcbfa81e860ee86347c67f1897554e51f6423396fd2049a58708161b",
    "cross_cats_sorted": [
      "math.OA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2017-08-16T16:56:41Z",
    "title_canon_sha256": "1eb6bf74c86a01240f9952287433560f20b05e22ef3c142272a0a75e12f54b80"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.04973",
    "kind": "arxiv",
    "version": 4
  }
}