Pith Number

pith:CTUKMQJL

pith:2026:CTUKMQJLVKQJIKXOTA7CWPLZKG

not attested not anchored not stored refs pending

Non-Gaussian Entanglement Hierarchy Based on the Schmidt Number

Jiajie Guo, Matteo Fadel, Qiongyi He, Shuheng Liu

arxiv:2605.18605 v1 · 2026-05-18 · 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{CTUKMQJLVKQJIKXOTA7CWPLZKG}

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	2026-05-20T00:06:10.527422Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

14e8a6412baaa0942aee983e2b3d7951b554f8fa35374aff4beb4918caff41db

Aliases

arxiv: 2605.18605 · arxiv_version: 2605.18605v1 · doi: 10.48550/arxiv.2605.18605 · pith_short_12: CTUKMQJLVKQJ · pith_short_16: CTUKMQJLVKQJIKXO · pith_short_8: CTUKMQJL

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/CTUKMQJLVKQJIKXOTA7CWPLZKG \
  | 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: 14e8a6412baaa0942aee983e2b3d7951b554f8fa35374aff4beb4918caff41db

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b2e986b8226348f6383c74f59993f96c8043c9e9d3ba672851865f6761dc0d18",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-05-18T16:15:17Z",
    "title_canon_sha256": "1261e002051132c869746d09d522f255b782fd0304c9ee912e5e9c610a6dd9ab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.18605",
    "kind": "arxiv",
    "version": 1
  }
}