Pith Number

pith:2VMW3ZUF

pith:2009:2VMW3ZUFCNDSRU2ZL27EYKQGG5

not attested not anchored not stored refs pending

Graphical algorithms and threshold error rates for the 2d colour code

A. G. Fowler, C. D. Hill, D. S. Wang, L. C. L. Hollenberg

arxiv:0907.1708 v1 · 2009-07-10 · 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{2VMW3ZUFCNDSRU2ZL27EYKQGG5}

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	2026-05-18T04:39:50.420018Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d5596de685134728d3595ebe4c2a06375536d1e4ee20595e300ccc562f8c330a

Aliases

arxiv: 0907.1708 · arxiv_version: 0907.1708v1 · doi: 10.48550/arxiv.0907.1708 · pith_short_12: 2VMW3ZUFCNDS · pith_short_16: 2VMW3ZUFCNDSRU2Z · pith_short_8: 2VMW3ZUF

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/2VMW3ZUFCNDSRU2ZL27EYKQGG5 \
  | 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: d5596de685134728d3595ebe4c2a06375536d1e4ee20595e300ccc562f8c330a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "16cc1c2b15785bcd9641d5e5c91cff4ebf8da6aae78477ecf0e58df926ae1af4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2009-07-10T01:46:49Z",
    "title_canon_sha256": "264fdc2f1e6360641c757dbe412002e8d49710e4018a828e6d4356530d1ed183"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0907.1708",
    "kind": "arxiv",
    "version": 1
  }
}