Pith Number

pith:4S34HZFK

pith:2012:4S34HZFK4UY2IA5T72ZGPU2IIW

not attested not anchored not stored refs pending

Self-correcting quantum memory with a boundary

Adrian Hutter, Beat R\"othlisberger, Daniel Loss, James R. Wootton

arxiv:1206.0991 v3 · 2012-06-05 · quant-ph · cond-mat.mes-hall

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4S34HZFK4UY2IA5T72ZGPU2IIW}

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	2026-05-18T03:23:04.146122Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e4b7c3e4aae531a403b3feb267d34845ae911e0999973340712ced6497f3b26b

Aliases

arxiv: 1206.0991 · arxiv_version: 1206.0991v3 · doi: 10.48550/arxiv.1206.0991 · pith_short_12: 4S34HZFK4UY2 · pith_short_16: 4S34HZFK4UY2IA5T · pith_short_8: 4S34HZFK

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/4S34HZFK4UY2IA5T72ZGPU2IIW \
  | 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: e4b7c3e4aae531a403b3feb267d34845ae911e0999973340712ced6497f3b26b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c7792887fa41be25d82f4da81287efa58cf23cc63e8862d7f27246c2e15e997c",
    "cross_cats_sorted": [
      "cond-mat.mes-hall"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-06-05T17:02:41Z",
    "title_canon_sha256": "1120be305dc174c69ffc6469ca72600a9a60c681818e2e5f40a1249e09d2b12b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.0991",
    "kind": "arxiv",
    "version": 3
  }
}