Pith Number

pith:QSXEG4LB

pith:2016:QSXEG4LBAXNNKVLLMUNFY5RTJ4

not attested not anchored not stored refs pending

Additive Classical Capacity of Quantum Channels Assisted by Noisy Entanglement

Elton Yechao Zhu, Peter W. Shor, Quntao Zhuang

arxiv:1609.08592 v2 · 2016-09-27 · 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{QSXEG4LBAXNNKVLLMUNFY5RTJ4}

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	2026-05-18T00:44:13.657130Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

84ae43716105dad5556b651a5c76334f27b95a785c3c47eb36489b76cd0606af

Aliases

arxiv: 1609.08592 · arxiv_version: 1609.08592v2 · doi: 10.48550/arxiv.1609.08592 · pith_short_12: QSXEG4LBAXNN · pith_short_16: QSXEG4LBAXNNKVLL · pith_short_8: QSXEG4LB

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/QSXEG4LBAXNNKVLLMUNFY5RTJ4 \
  | 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: 84ae43716105dad5556b651a5c76334f27b95a785c3c47eb36489b76cd0606af

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1bec71e3e37d821ca42e1a22f71519c6ed88965d9352ea32405b903a17a56d13",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2016-09-27T19:37:35Z",
    "title_canon_sha256": "4e068bb094ab0808e02b47319d4dd317290140ad163fe9cf4a6dde15c529d278"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.08592",
    "kind": "arxiv",
    "version": 2
  }
}