Pith Number

pith:7L7OBVQF

pith:2006:7L7OBVQFJVEOB2E32S6W5NRR2Z

not attested not anchored not stored refs pending

Fault-tolerant quantum computation with high threshold in two dimensions

Jim Harrington, Robert Raussendorf

arxiv:quant-ph/0610082 v2 · 2006-10-11 · 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{7L7OBVQFJVEOB2E32S6W5NRR2Z}

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	2026-07-04T15:01:20.905999Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fafee0d6054d48e0e89bd4bd6eb631d65f59af2d5ace11ddcfe5ae35a706e7bd

Aliases

arxiv: quant-ph/0610082 · arxiv_version: quant-ph/0610082v2 · doi: 10.48550/arxiv.quant-ph/0610082 · pith_short_12: 7L7OBVQFJVEO · pith_short_16: 7L7OBVQFJVEOB2E3 · pith_short_8: 7L7OBVQF

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/7L7OBVQFJVEOB2E32S6W5NRR2Z \
  | 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: fafee0d6054d48e0e89bd4bd6eb631d65f59af2d5ace11ddcfe5ae35a706e7bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "45ceb490e168d783cc49d0ac4bb795fe25a41e6b2f8a8ed4e8801fdf4caac815",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2006-10-11T02:12:00Z",
    "title_canon_sha256": "176cd39e05331f3991e5897c1452f5288d0c091af4ed35775ce099d23d0661c4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0610082",
    "kind": "arxiv",
    "version": 2
  }
}