Pith Number

pith:LJZ6MESX

pith:2014:LJZ6MESXBB3KRVXMAJKKTFHIND

not attested not anchored not stored refs pending

Universal methods for extending any entanglement witness from the bipartite to the multipartite case

Bang-Hai Wang, Hai-Ru Xu, Simone Severini

arxiv:1405.2021 v2 · 2014-05-08 · 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{LJZ6MESXBB3KRVXMAJKKTFHIND}

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	2026-05-18T01:43:16.131375Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5a73e612570876a8d6ec0254a994e868d9f07259eaf306677d814e238a0c22eb

Aliases

arxiv: 1405.2021 · arxiv_version: 1405.2021v2 · doi: 10.48550/arxiv.1405.2021 · pith_short_12: LJZ6MESXBB3K · pith_short_16: LJZ6MESXBB3KRVXM · pith_short_8: LJZ6MESX

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/LJZ6MESXBB3KRVXMAJKKTFHIND \
  | 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: 5a73e612570876a8d6ec0254a994e868d9f07259eaf306677d814e238a0c22eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "872c6bfcdfc76b602f15610489414e53f7b94d20ffc975cbdeab0d77b0878560",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-05-08T17:04:44Z",
    "title_canon_sha256": "39ab713433ebb63ae3b28beae6b9c0066729808d5af7f88182ba15770b161e1d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.2021",
    "kind": "arxiv",
    "version": 2
  }
}