Pith Number

pith:KB3TKEHU

pith:2009:KB3TKEHULMKUZHBJYHJSB2VHM2

not attested not anchored not stored refs pending

Quantum Error Correction for Beginners

Kae Nemoto, Simon J. Devitt, William J. Munro

arxiv:0905.2794 v4 · 2009-05-18 · 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{KB3TKEHULMKUZHBJYHJSB2VHM2}

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	2026-05-18T02:13:39.001185Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

50773510f45b154c9c29c1d320eaa766bb7e9f8bb6bad632eaff60d32accaee1

Aliases

arxiv: 0905.2794 · arxiv_version: 0905.2794v4 · doi: 10.48550/arxiv.0905.2794 · pith_short_12: KB3TKEHULMKU · pith_short_16: KB3TKEHULMKUZHBJ · pith_short_8: KB3TKEHU

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/KB3TKEHULMKUZHBJYHJSB2VHM2 \
  | 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: 50773510f45b154c9c29c1d320eaa766bb7e9f8bb6bad632eaff60d32accaee1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0a4eac7f5e1f2bbc5eb04dfe6d35402d59d97d54440f71580b834b4043fe0ad9",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2009-05-18T03:26:04Z",
    "title_canon_sha256": "65cd11e6387a3d1e3adb430399835e383bc3d82b9da12a179dbc9c6e764c36df"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0905.2794",
    "kind": "arxiv",
    "version": 4
  }
}