Pith Number

pith:QHF57ILD

pith:2012:QHF57ILDBBAGKHG5LEKRZIZZJN

not attested not anchored not stored refs pending

Optimal error correction in topological subsystem codes

H. Bombin, Helmut G. Katzgraber, M. A. Martin-Delgado, Ruben S. Andrist

arxiv:1204.1838 v2 · 2012-04-09 · quant-ph · cond-mat.dis-nn

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QHF57ILDBBAGKHG5LEKRZIZZJN}

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	2026-05-18T03:55:46.327108Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81cbdfa1630840651cdd59151ca3394b77054143db8cb1e073dc2fa306a53448

Aliases

arxiv: 1204.1838 · arxiv_version: 1204.1838v2 · doi: 10.48550/arxiv.1204.1838 · pith_short_12: QHF57ILDBBAG · pith_short_16: QHF57ILDBBAGKHG5 · pith_short_8: QHF57ILD

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/QHF57ILDBBAGKHG5LEKRZIZZJN \
  | 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: 81cbdfa1630840651cdd59151ca3394b77054143db8cb1e073dc2fa306a53448

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d50221dd05f089ef6724e0553f582924d7bb00106079b304ca1f09dc6cc1389a",
    "cross_cats_sorted": [
      "cond-mat.dis-nn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-04-09T09:28:21Z",
    "title_canon_sha256": "be0ce404cec5396e4456a819964a5c57f8a6e7821e08fb5c4fb8729e5e7f2b8f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.1838",
    "kind": "arxiv",
    "version": 2
  }
}