Pith Number

pith:E5GSZQKJ

pith:2009:E5GSZQKJTOT7F43KZYZX6PGZGG

not attested not anchored not stored refs pending

Entanglement detection via tighter local uncertainty relations

Cheng-Jie Zhang, Guang-Can Guo, Hyunchul Nha, Yong-Sheng Zhang

arxiv:0908.4214 v3 · 2009-08-28 · 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{E5GSZQKJTOT7F43KZYZX6PGZGG}

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

Entanglement Certification $-$ From Theory to Experiment

Receipt and verification

First computed	2026-05-18T02:12:13.356874Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

274d2cc1499ba7f2f36ace337f3cd9319807b7a7d155cd24e38d5aeb701394a2

Aliases

arxiv: 0908.4214 · arxiv_version: 0908.4214v3 · doi: 10.48550/arxiv.0908.4214 · pith_short_12: E5GSZQKJTOT7 · pith_short_16: E5GSZQKJTOT7F43K · pith_short_8: E5GSZQKJ

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/E5GSZQKJTOT7F43KZYZX6PGZGG \
  | 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: 274d2cc1499ba7f2f36ace337f3cd9319807b7a7d155cd24e38d5aeb701394a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "07794b377de119dd2d22f177322ef44576f8983f56f0369f80c5e0f74d7420b7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2009-08-28T14:01:32Z",
    "title_canon_sha256": "0d21740df46de2e1d729b65cde801bec68cf146aa6395234cc4a8fed8c9a25c8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0908.4214",
    "kind": "arxiv",
    "version": 3
  }
}