Pith Number

pith:NAXW7CWI

pith:1999:NAXW7CWIARN6BXTIYG63KBNUVS

not attested not anchored not stored refs pending

Entanglement-Assisted Classical Capacity of Noisy Quantum Channels

Ashish V. Thapliyal, Charles H. Bennett, John A. Smolin, Peter W. Shor

arxiv:quant-ph/9904023 v5 · 1999-04-06 · 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{NAXW7CWIARN6BXTIYG63KBNUVS}

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

Rethinking quantum information in gravity and fields

Receipt and verification

First computed	2026-07-04T15:36:42.695572Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

682f6f8ac8045be0de68c1bdb505b4ac917e74f0cc337846ad949be624106237

Aliases

arxiv: quant-ph/9904023 · arxiv_version: quant-ph/9904023v5 · doi: 10.48550/arxiv.quant-ph/9904023 · pith_short_12: NAXW7CWIARN6 · pith_short_16: NAXW7CWIARN6BXTI · pith_short_8: NAXW7CWI

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/NAXW7CWIARN6BXTIYG63KBNUVS \
  | 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: 682f6f8ac8045be0de68c1bdb505b4ac917e74f0cc337846ad949be624106237

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0c6ae7e597c38db50f3d3bfe2ed4de8c140547c1e6226e7969507a3e24878c48",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "1999-04-06T20:51:41Z",
    "title_canon_sha256": "fcb6b8b0a5b44d15d1a06ffa3dbe52fd8e008d8509e499a7fb1487bab779fb46"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/9904023",
    "kind": "arxiv",
    "version": 5
  }
}