Pith Number

pith:55O6QT66

pith:2014:55O6QT66VTRRIVFOPUS6NW4C7T

not attested not anchored not stored refs pending

Jordan chains of $h$-cyclic matrices

Judith J. McDonald, Pietro Paparella

arxiv:1407.4486 v2 · 2014-07-16 · 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{55O6QT66VTRRIVFOPUS6NW4C7T}

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	2026-05-18T02:20:10.305516Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ef5de84fdeace31454ae7d25e6db82fce17f54e3a06874887c63046f84ad2bad

Aliases

arxiv: 1407.4486 · arxiv_version: 1407.4486v2 · doi: 10.48550/arxiv.1407.4486 · pith_short_12: 55O6QT66VTRR · pith_short_16: 55O6QT66VTRRIVFO · pith_short_8: 55O6QT66

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/55O6QT66VTRRIVFOPUS6NW4C7T \
  | 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: ef5de84fdeace31454ae7d25e6db82fce17f54e3a06874887c63046f84ad2bad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e5a88ba45442df9ea405ba9cb2303e3ffe000084e600ce23196c6e1ae15e12ea",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2014-07-16T20:20:19Z",
    "title_canon_sha256": "6029c6d101848555b4fe6b6d605c250ba08b8adc7ede86ce772832d2113193ce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.4486",
    "kind": "arxiv",
    "version": 2
  }
}