Pith Number

pith:QZY2CMBA

pith:2009:QZY2CMBAZ5EAAWREZHCTDRQZPT

not attested not anchored not stored refs pending

Robustness of channel-adapted quantum error correction

G\'abor Ball\'o, P\'eter Gurin

arxiv:0905.3838 v2 · 2009-05-23 · 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{QZY2CMBAZ5EAAWREZHCTDRQZPT}

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	2026-05-18T02:13:37.883887Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8671a13020cf48005a24c9c531c6197cfd0c1e97026ccc5639b1257b1213e7c0

Aliases

arxiv: 0905.3838 · arxiv_version: 0905.3838v2 · doi: 10.48550/arxiv.0905.3838 · pith_short_12: QZY2CMBAZ5EA · pith_short_16: QZY2CMBAZ5EAAWRE · pith_short_8: QZY2CMBA

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/QZY2CMBAZ5EAAWREZHCTDRQZPT \
  | 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: 8671a13020cf48005a24c9c531c6197cfd0c1e97026ccc5639b1257b1213e7c0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4186c6335776e57c08948894d0b09c0e93dcab9455a8c9af336fa8a8bb7c8833",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2009-05-23T18:05:22Z",
    "title_canon_sha256": "a432166fed87e9ff9ca575f1c74d5f0c6b24995385d2af52d11e8f223a239f01"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0905.3838",
    "kind": "arxiv",
    "version": 2
  }
}