Pith Number

pith:V64B5YNN

pith:2001:V64B5YNNLSG5IT4AI3FMSA7KQD

not attested not anchored not stored refs pending

A Proposed Quantum Low Density Parity Check Code

Michael S. Postol

arxiv:quant-ph/0108131 v1 · 2001-08-29 · 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{V64B5YNNLSG5IT4AI3FMSA7KQD}

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

PIQC: Scalable Distributed Quantum Computing via Photonic Integration of Designed Molecular Quantum Nodes

Symmetry-enriched topological order and quasifractonic behavior in $\mathbb{Z}_N$ stabilizer codes

Lottery BP: Unlocking Quantum Error Decoding at Scale

Receipt and verification

First computed	2026-07-04T14:45:41.509510Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

afb81ee1ad5c8dd44f8046cac903ea80f29bf0e0cdfc60e204034b8c42782604

Aliases

arxiv: quant-ph/0108131 · arxiv_version: quant-ph/0108131v1 · doi: 10.48550/arxiv.quant-ph/0108131 · pith_short_12: V64B5YNNLSG5 · pith_short_16: V64B5YNNLSG5IT4A · pith_short_8: V64B5YNN

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/V64B5YNNLSG5IT4AI3FMSA7KQD \
  | 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: afb81ee1ad5c8dd44f8046cac903ea80f29bf0e0cdfc60e204034b8c42782604

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "400a1280286746d46442fc9b7c5eba36ca1b9ba293dadb05035be315658f5395",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2001-08-29T19:14:46Z",
    "title_canon_sha256": "0c642f1b61653651d0e85d4c15fb4f728bf859208e9e15597066bbf72aad311a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0108131",
    "kind": "arxiv",
    "version": 1
  }
}