Pith Number

pith:EWULKUU5

pith:2013:EWULKUU52LAGU5KZ6L6QRAADHB

not attested not anchored not stored refs pending

Classification of the algebras $\mathbb{O}_{p,q}$

Marie Kreusch, Sophie Morier-Genoud

arxiv:1312.3935 v1 · 2013-12-13 · math.AC · math.RA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EWULKUU52LAGU5KZ6L6QRAADHB}

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	2026-05-18T03:04:47.096182Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

25a8b5529dd2c06a7559f2fd088003384533183c67ccb3d2ef34e3da7286bbc5

Aliases

arxiv: 1312.3935 · arxiv_version: 1312.3935v1 · doi: 10.48550/arxiv.1312.3935 · pith_short_12: EWULKUU52LAG · pith_short_16: EWULKUU52LAGU5KZ · pith_short_8: EWULKUU5

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/EWULKUU52LAGU5KZ6L6QRAADHB \
  | 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: 25a8b5529dd2c06a7559f2fd088003384533183c67ccb3d2ef34e3da7286bbc5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ffa9d4269d554209a987051e4df7e0abf0b743e5f35e9992dfed0e10808bd377",
    "cross_cats_sorted": [
      "math.RA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AC",
    "submitted_at": "2013-12-13T20:48:34Z",
    "title_canon_sha256": "4ae0aa885ade133e981a9ed3b2dcf119d6b5d0d619e972a23bcbd81ca6a430cc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.3935",
    "kind": "arxiv",
    "version": 1
  }
}