Pith Number

pith:QZTAKFDH

pith:2014:QZTAKFDHZOEAVKRGAK2IHO7RLK

not attested not anchored not stored refs pending

A matrix equation $X^n = aI$

Jihoon Choi, Suh-Ryung Kim, Taehyeok Heo

arxiv:1412.8571 v1 · 2014-12-30 · 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{QZTAKFDHZOEAVKRGAK2IHO7RLK}

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	2026-05-18T02:30:16.991672Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8666051467cb880aaa2602b483bbf15a919d1ad486389dad59f916041f15d962

Aliases

arxiv: 1412.8571 · arxiv_version: 1412.8571v1 · doi: 10.48550/arxiv.1412.8571 · pith_short_12: QZTAKFDHZOEA · pith_short_16: QZTAKFDHZOEAVKRG · pith_short_8: QZTAKFDH

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/QZTAKFDHZOEAVKRGAK2IHO7RLK \
  | 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: 8666051467cb880aaa2602b483bbf15a919d1ad486389dad59f916041f15d962

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dadeee03ee3ededc83e7830c36a20037fcd7af73f4fa46d8c665609221607a23",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2014-12-30T07:05:42Z",
    "title_canon_sha256": "223d6c88871bc6c6a8a40a2ad81834bf2fed5a46b148455c0471216bbd526080"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.8571",
    "kind": "arxiv",
    "version": 1
  }
}