Pith Number

pith:NVONV4JV

pith:2025:NVONV4JV6ZG4JGFDMBN7E2JXU7

not attested not anchored not stored refs pending

Practical Advantage of Classical Communication in Entanglement Detection

Bi-Heng Liu, Chuan-Feng Li, Guang-Can Guo, Lingxia Zhang, Miguel Navascu\'es, Min-Yu Lv, Mirjam Weilenmann, Wen-Bo Xing, Xiao-Min Hu, Yu Guo, Zhaohui Wei, Zizhu Wang

arxiv:2504.09791 v1 · 2025-04-14 · quant-ph · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NVONV4JV6ZG4JGFDMBN7E2JXU7}

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	2026-07-05T10:48:42.774939Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6d5cdaf135f64dc498a3605bf26937a7d1602c249603159007a3135ba32652e8

Aliases

arxiv: 2504.09791 · arxiv_version: 2504.09791v1 · doi: 10.48550/arxiv.2504.09791 · pith_short_12: NVONV4JV6ZG4 · pith_short_16: NVONV4JV6ZG4JGFD · pith_short_8: NVONV4JV

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/NVONV4JV6ZG4JGFDMBN7E2JXU7 \
  | 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: 6d5cdaf135f64dc498a3605bf26937a7d1602c249603159007a3135ba32652e8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3e4471cadf68bc9f99308f63b596d1c0b9e468a89d95452c09e72ef4adfd952a",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2025-04-14T01:33:20Z",
    "title_canon_sha256": "cb9cef2c0f50642397bfdb6e88ab9003bf42ffb3c66ced6dfe82830966cca518"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.09791",
    "kind": "arxiv",
    "version": 1
  }
}