Pith Number

pith:NFZK3JLZ

pith:2005:NFZK3JLZEVPYN4AASZASV7PPYC

not attested not anchored not stored refs pending

A constructive algorithm for the Cartan decomposition of SU(2^N)

Henrique N. S\'a Earp, Jiannis K. Pachos

arxiv:quant-ph/0505128 v2 · 2005-05-17 · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NFZK3JLZEVPYN4AASZASV7PPYC}

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.

Cited by

1 paper in Pith

On the KAK Decomposition and Equivalence Classes

Receipt and verification

First computed	2026-05-18T04:12:00.922349Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6972ada579255f86f00096412afdefc0941193e6d9df48dfc5facd2787042694

Aliases

arxiv: quant-ph/0505128 · arxiv_version: quant-ph/0505128v2 · doi: 10.48550/arxiv.quant-ph/0505128 · pith_short_12: NFZK3JLZEVPY · pith_short_16: NFZK3JLZEVPYN4AA · pith_short_8: NFZK3JLZ

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/NFZK3JLZEVPYN4AASZASV7PPYC \
  | 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: 6972ada579255f86f00096412afdefc0941193e6d9df48dfc5facd2787042694

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1d18b41c97f62acf12819e2f33a1b92a32e540049dadcd65631894a4f2f22977",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2005-05-17T14:24:08Z",
    "title_canon_sha256": "e2a62f85a8b48b08dd40bbfccea73281932c0b4f6ccca47d2b4f065e6cd38c22"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0505128",
    "kind": "arxiv",
    "version": 2
  }
}