Pith Number

pith:3QCZNIKF

pith:2025:3QCZNIKF7Z2IBH7G5GRX66LWU7

not attested not anchored not stored refs pending

Homology of Rook-Brauer Algebras and Motzkin Algebras

Khoa Ta

arxiv:2505.21977 v1 · 2025-05-28 · 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{3QCZNIKF7Z2IBH7G5GRX66LWU7}

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	2026-07-05T11:11:07.194143Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dc0596a145fe74809fe6e9a37f7976a7e1285f464c0ecd3cbc9b7bf78f4080e9

Aliases

arxiv: 2505.21977 · arxiv_version: 2505.21977v1 · doi: 10.48550/arxiv.2505.21977 · pith_short_12: 3QCZNIKF7Z2I · pith_short_16: 3QCZNIKF7Z2IBH7G · pith_short_8: 3QCZNIKF

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/3QCZNIKF7Z2IBH7G5GRX66LWU7 \
  | 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: dc0596a145fe74809fe6e9a37f7976a7e1285f464c0ecd3cbc9b7bf78f4080e9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a10fda389eebb6f406143d1574da72580ef6736350f97b1eec468fff023436f4",
    "cross_cats_sorted": [
      "math.RT"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2025-05-28T05:09:35Z",
    "title_canon_sha256": "9a473570c7c0e3433f3dae2212ae8c7b7d79a91457c48d47ac20671da3f1c96a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.21977",
    "kind": "arxiv",
    "version": 1
  }
}