Pith Number

pith:CBWHYOXC

pith:2013:CBWHYOXC4WTLTFL2AKSN3VW4PV

not attested not anchored not stored refs pending

Mathieu subspaces of codimension less than n of Mat_n(K)

Michiel de Bondt

arxiv:1310.7843 v2 · 2013-10-29 · 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{CBWHYOXC4WTLTFL2AKSN3VW4PV}

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	2026-05-18T01:18:28.371097Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

106c7c3ae2e5a6b9957a02a4ddd6dc7d62da8c798faf2ddbd5f94aa6add821e0

Aliases

arxiv: 1310.7843 · arxiv_version: 1310.7843v2 · doi: 10.48550/arxiv.1310.7843 · pith_short_12: CBWHYOXC4WTL · pith_short_16: CBWHYOXC4WTLTFL2 · pith_short_8: CBWHYOXC

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/CBWHYOXC4WTLTFL2AKSN3VW4PV \
  | 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: 106c7c3ae2e5a6b9957a02a4ddd6dc7d62da8c798faf2ddbd5f94aa6add821e0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fad714fb59ea0fcc1ebd7f11807a85a53bc4d3774af7cbc11ef874f059475ce0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2013-10-29T15:34:42Z",
    "title_canon_sha256": "acf23ca7d5134a2352b4cb5a62163066e3dd4de1e9b685e3e464f7549b27746f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.7843",
    "kind": "arxiv",
    "version": 2
  }
}