Pith Number

pith:PIL4EKTP

pith:2026:PIL4EKTPAP4VZGH3GHGFWHL44T

not attested not anchored not stored refs pending

Irreducible noncommutative quadrics

Izuru Mori, Kenta Ueyama, Wenchao Wu

arxiv:2606.24606 v1 · 2026-06-23 · math.RA · math.AG · 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{PIL4EKTPAP4VZGH3GHGFWHL44T}

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	2026-06-24T01:15:36.956296Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7a17c22a6f03f95c98fb31cc5b1d7ce4ece3cd2388c4c2021a3c69ec4582db08

Aliases

arxiv: 2606.24606 · arxiv_version: 2606.24606v1 · doi: 10.48550/arxiv.2606.24606 · pith_short_12: PIL4EKTPAP4V · pith_short_16: PIL4EKTPAP4VZGH3 · pith_short_8: PIL4EKTP

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/PIL4EKTPAP4VZGH3GHGFWHL44T \
  | 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: 7a17c22a6f03f95c98fb31cc5b1d7ce4ece3cd2388c4c2021a3c69ec4582db08

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c6cba0cd6d898d246dd15f4537086bc9695d27d3e0cbeea6a7c7f6e042053e04",
    "cross_cats_sorted": [
      "math.AG",
      "math.RT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2026-06-23T14:08:14Z",
    "title_canon_sha256": "e72f3e0b2eb6ddd8bde91b19a4c40fd6dea709b45a56cfeab60efe3d91ae6cc4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.24606",
    "kind": "arxiv",
    "version": 1
  }
}