Pith Number

pith:SNE6HZYT

pith:2025:SNE6HZYTZE3I5LLREO3FYDVR3F

not attested not anchored not stored refs pending

No quantum advantage without classical communication: fundamental limitations of quantum networks

Dagmar Bru{\ss}, Hermann Kampermann, Justus Neumann, Kiara Hansenne, Lisa T. Weinbrenner, Nikolai Wyderka, Otfried G\"uhne, Tulja Varun Kondra

arxiv:2503.09473 v1 · 2025-03-12 · 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{SNE6HZYTZE3I5LLREO3FYDVR3F}

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

3 papers in Pith

Optimal GHZ-State Distribution in LOSR Quantum Networks via Local Decoding from Information Sets

Enhancing the teleportation fidelity of a quantum network using purification

Bounds on quantum conference key agreement in pair-entangled networks

Receipt and verification

First computed	2026-07-05T10:29:56.704734Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9349e3e713c9368ead7123b65c0eb1d95d392524d089e5e09350a1e3a49e3bcb

Aliases

arxiv: 2503.09473 · arxiv_version: 2503.09473v1 · doi: 10.48550/arxiv.2503.09473 · pith_short_12: SNE6HZYTZE3I · pith_short_16: SNE6HZYTZE3I5LLR · pith_short_8: SNE6HZYT

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/SNE6HZYTZE3I5LLREO3FYDVR3F \
  | 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: 9349e3e713c9368ead7123b65c0eb1d95d392524d089e5e09350a1e3a49e3bcb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "515fdec369e805681a81359f6b35bc6e32460761f1dc0205ec3b4aa65602fdbe",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2025-03-12T15:30:02Z",
    "title_canon_sha256": "741c8aa3ebf7d31c314a4fd907e79938336c97e2c444813e096411ae9f89d8de"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.09473",
    "kind": "arxiv",
    "version": 1
  }
}