Pith Number

pith:SLVZPV7G

pith:1997:SLVZPV7GASFD4HFSXHBRQWFTD3

not attested not anchored not stored refs pending

Quantum Channel Capacity of Very Noisy Channels

David P. DiVincenzo, John A. Smolin, Peter W. Shor

arxiv:quant-ph/9706061 v3 · 1997-06-27 · 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{SLVZPV7GASFD4HFSXHBRQWFTD3}

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	2026-07-04T16:06:30.126914Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

92eb97d7e6048a3e1cb2b9c31858b31ed784c3cfeeac3e975b06c6f91215be22

Aliases

arxiv: quant-ph/9706061 · arxiv_version: quant-ph/9706061v3 · doi: 10.48550/arxiv.quant-ph/9706061 · pith_short_12: SLVZPV7GASFD · pith_short_16: SLVZPV7GASFD4HFS · pith_short_8: SLVZPV7G

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/SLVZPV7GASFD4HFSXHBRQWFTD3 \
  | 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: 92eb97d7e6048a3e1cb2b9c31858b31ed784c3cfeeac3e975b06c6f91215be22

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "63ab64b9401d4cc17874a833678bea74b329e42a762561696fd00d55441dc396",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "1997-06-27T19:23:39Z",
    "title_canon_sha256": "bf43b1f03b0890f6212e10292e706ef72f38f711ba34a071cb500e40fdcbc3df"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/9706061",
    "kind": "arxiv",
    "version": 3
  }
}