Pith Number

pith:56ZFNLFY

pith:2018:56ZFNLFYLV7CNHIGIX7V32F3VX

not attested not anchored not stored refs pending

Unextendible Maximally Entangled Bases in $\mathbb{C}^{pd}\otimes \mathbb{C}^{qd}$

Gui-Jun Zhang, Shao-Ming Fei, Xin-Lei Yong, Yi-Fan Han, Yuan-hong Tao

arxiv:1810.07953 v2 · 2018-10-18 · 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{56ZFNLFYLV7CNHIGIX7V32F3VX}

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	2026-05-18T00:02:24.556001Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

efb256acb85d7e269d0645ff5de8bbadef0f1c5ad833866b1e45f583497c1511

Aliases

arxiv: 1810.07953 · arxiv_version: 1810.07953v2 · doi: 10.48550/arxiv.1810.07953 · pith_short_12: 56ZFNLFYLV7C · pith_short_16: 56ZFNLFYLV7CNHIG · pith_short_8: 56ZFNLFY

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/56ZFNLFYLV7CNHIGIX7V32F3VX \
  | 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: efb256acb85d7e269d0645ff5de8bbadef0f1c5ad833866b1e45f583497c1511

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6ae44ee824bf9eec8ffccb8182c5fdd4db4b7d56ea86ec28f4b393f5a02f4573",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-10-18T08:53:03Z",
    "title_canon_sha256": "af7ae704c96b8660dfe38efafb6fbc4170717ec95bf0d48c876458f35248d49f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.07953",
    "kind": "arxiv",
    "version": 2
  }
}