Pith Number

pith:ZCSMQ3A7

pith:2023:ZCSMQ3A7FR5A4VNE3Z2P2IGQPW

not attested not anchored not stored refs pending

Exel-Pardo algebras with a twist

Guillermo Corti\~nas

arxiv:2309.14325 v2 · 2023-09-25 · math.OA · math.KT · math.QA · math.RA · 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{ZCSMQ3A7FR5A4VNE3Z2P2IGQPW}

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.

Cited by

1 paper in Pith

Homology of Steinberg algebras

Receipt and verification

First computed	2026-07-05T07:00:45.456802Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c8a4c86c1f2c7a0e55a4de74fd20d07db454836c38a5ce1f2cfa4d2787929cf0

Aliases

arxiv: 2309.14325 · arxiv_version: 2309.14325v2 · doi: 10.48550/arxiv.2309.14325 · pith_short_12: ZCSMQ3A7FR5A · pith_short_16: ZCSMQ3A7FR5A4VNE · pith_short_8: ZCSMQ3A7

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/ZCSMQ3A7FR5A4VNE3Z2P2IGQPW \
  | 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: c8a4c86c1f2c7a0e55a4de74fd20d07db454836c38a5ce1f2cfa4d2787929cf0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6e56796b5946f6d937c7b91de37c473ead781568ea13d76c9637493668fc4bcf",
    "cross_cats_sorted": [
      "math.KT",
      "math.QA",
      "math.RA",
      "math.RT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OA",
    "submitted_at": "2023-09-25T17:52:31Z",
    "title_canon_sha256": "5386bd615583cc3e154f211d2a345e58030d6f73dd2ee746bf8d6d1f487c95fa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2309.14325",
    "kind": "arxiv",
    "version": 2
  }
}