Pith Number

pith:F5PUKFIU

pith:2009:F5PUKFIUTVZHHCGVQ3QEKT7R4S

not attested not anchored not stored refs pending

Universal quantum computation with a non-Abelian topological memory

James R. Wootton, Jiannis K. Pachos, Ville Lahtinen

arxiv:0906.2748 v2 · 2009-06-15 · 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{F5PUKFIUTVZHHCGVQ3QEKT7R4S}

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	2026-05-18T04:40:00.746832Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2f5f4515149d727388d586e0454ff1e49e64eebafd68c10b8870c9003929e128

Aliases

arxiv: 0906.2748 · arxiv_version: 0906.2748v2 · doi: 10.48550/arxiv.0906.2748 · pith_short_12: F5PUKFIUTVZH · pith_short_16: F5PUKFIUTVZHHCGV · pith_short_8: F5PUKFIU

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/F5PUKFIUTVZHHCGVQ3QEKT7R4S \
  | 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: 2f5f4515149d727388d586e0454ff1e49e64eebafd68c10b8870c9003929e128

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dc0b9d14e72af0d0b4089c1f8f77c4c6fe1a71fba2ff44d964d4d03f66dedf65",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2009-06-15T17:39:18Z",
    "title_canon_sha256": "1c56763cd64ba0110b804536ee9fb995d4a26789a90abdab7e9d8c7e915ff00a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0906.2748",
    "kind": "arxiv",
    "version": 2
  }
}