Pith Number

pith:G3EPVDXA

pith:2013:G3EPVDXA7NR3O6CTNIJRYR2XKF

not attested not anchored not stored refs pending

An efficient Markov chain Monte Carlo algorithm for the surface code

Adrian Hutter, Daniel Loss, James R. Wootton

arxiv:1302.2669 v2 · 2013-02-11 · 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{G3EPVDXA7NR3O6CTNIJRYR2XKF}

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	2026-05-18T02:58:43.410638Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

36c8fa8ee0fb63b778536a131c475751540745a4b34dfc18f94974bbbef8d88a

Aliases

arxiv: 1302.2669 · arxiv_version: 1302.2669v2 · doi: 10.48550/arxiv.1302.2669 · pith_short_12: G3EPVDXA7NR3 · pith_short_16: G3EPVDXA7NR3O6CT · pith_short_8: G3EPVDXA

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/G3EPVDXA7NR3O6CTNIJRYR2XKF \
  | 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: 36c8fa8ee0fb63b778536a131c475751540745a4b34dfc18f94974bbbef8d88a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7fd89ccde39b69968aab35f8976379b82468bda1f664a80de34bdaad1a6064f3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-02-11T23:53:13Z",
    "title_canon_sha256": "0c898cacc1888bd6de4cf7cce31e6bfc71fc37def1a70674c4934bf442252b0e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.2669",
    "kind": "arxiv",
    "version": 2
  }
}