Pith Number

pith:7ENXFQXZ

pith:2014:7ENXFQXZ7S2T4UKUDG6LYNG4AW

not attested not anchored not stored refs pending

Nilpotent matrices having a given Jordan type as maximum commuting nilpotent orbit

Anthony Iarrobino, Bart Van Steirteghem, Leila Khatami, Rui Zhao

arxiv:1409.2192 v3 · 2014-09-08 · math.RA · math.AC · 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{7ENXFQXZ7S2T4UKUDG6LYNG4AW}

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	2026-05-18T00:21:05.443149Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f91b72c2f9fcb53e515419bcbc34dc0591cc6254e14f28a6ee5945ca7d291115

Aliases

arxiv: 1409.2192 · arxiv_version: 1409.2192v3 · doi: 10.48550/arxiv.1409.2192 · pith_short_12: 7ENXFQXZ7S2T · pith_short_16: 7ENXFQXZ7S2T4UKU · pith_short_8: 7ENXFQXZ

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/7ENXFQXZ7S2T4UKUDG6LYNG4AW \
  | 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: f91b72c2f9fcb53e515419bcbc34dc0591cc6254e14f28a6ee5945ca7d291115

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "07e5698c55cda574f6fc1889eda19de4b0d4ba336aaad6fa79511a12b7b64796",
    "cross_cats_sorted": [
      "math.AC",
      "math.RT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2014-09-08T02:51:54Z",
    "title_canon_sha256": "55cd486d8eed3e0487324e101a51971c8973b42cb4a90b9d362df4c0e2ef8db9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.2192",
    "kind": "arxiv",
    "version": 3
  }
}