Pith Number

pith:BBC2RI5Z

pith:2010:BBC2RI5ZGME3JK2OK4NXXKVTQU

not attested not anchored not stored refs pending

Hiding Quantum Information in the Perfect Code

Bilal A. Shaw, Todd A. Brun

arxiv:1007.0793 v2 · 2010-07-06 · 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{BBC2RI5ZGME3JK2OK4NXXKVTQU}

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	2026-05-18T04:25:25.896561Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0845a8a3b93309b4ab4e571b7baab385398b92d24406d562def4abd2ff262512

Aliases

arxiv: 1007.0793 · arxiv_version: 1007.0793v2 · doi: 10.48550/arxiv.1007.0793 · pith_short_12: BBC2RI5ZGME3 · pith_short_16: BBC2RI5ZGME3JK2O · pith_short_8: BBC2RI5Z

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/BBC2RI5ZGME3JK2OK4NXXKVTQU \
  | 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: 0845a8a3b93309b4ab4e571b7baab385398b92d24406d562def4abd2ff262512

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d4165976b4a10e7cef973fa0d663acdcb91fef517a1cb3c96984e3fe8788747f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2010-07-06T01:47:10Z",
    "title_canon_sha256": "71691ceb71fd79e2c16564153c860f093f39bc90d9918cb7ead1d19ebe974a9a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1007.0793",
    "kind": "arxiv",
    "version": 2
  }
}