Pith Number

pith:OETU7CKM

pith:2013:OETU7CKM4LT3DIJ3YBAWHMRQ7Z

not attested not anchored not stored refs pending

A simple comparative analysis of exact and approximate quantum error correction

Carlo Cafaro, Peter van Loock

arxiv:1308.4581 v2 · 2013-08-21 · 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{OETU7CKM4LT3DIJ3YBAWHMRQ7Z}

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	2026-05-18T02:56:19.080250Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

71274f894ce2e7b1a13bc04163b230fe735c276a2efdadbbc113b84ab0ce8dcf

Aliases

arxiv: 1308.4581 · arxiv_version: 1308.4581v2 · doi: 10.48550/arxiv.1308.4581 · pith_short_12: OETU7CKM4LT3 · pith_short_16: OETU7CKM4LT3DIJ3 · pith_short_8: OETU7CKM

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/OETU7CKM4LT3DIJ3YBAWHMRQ7Z \
  | 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: 71274f894ce2e7b1a13bc04163b230fe735c276a2efdadbbc113b84ab0ce8dcf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1e7d37070f647788e40fc3962e6c06b803e9cec1d35982863583e379d9e273cc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-08-21T13:58:59Z",
    "title_canon_sha256": "35297eab1fd102400bdee90aba81c4ced49abfbf4f6b967bf9e0774600aaceff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.4581",
    "kind": "arxiv",
    "version": 2
  }
}