Pith Number

pith:R2A263I7

pith:2009:R2A263I7X7CFGZYFHOX4X6HGP4

not attested not anchored not stored refs pending

Self-Correcting Quantum Memory in a Thermal Environment

Beat R\"othlisberger, Daniel Loss, Stefano Chesi

arxiv:0908.4264 v4 · 2009-08-28 · quant-ph · cond-mat.mes-hall

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R2A263I7X7CFGZYFHOX4X6HGP4}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T02:12:13.224977Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8e81af6d1fbfc45367053bafcbf8e67f26051c27a2c7ffb8623afb893b1e169d

Aliases

arxiv: 0908.4264 · arxiv_version: 0908.4264v4 · doi: 10.48550/arxiv.0908.4264 · pith_short_12: R2A263I7X7CF · pith_short_16: R2A263I7X7CFGZYF · pith_short_8: R2A263I7

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/R2A263I7X7CFGZYFHOX4X6HGP4 \
  | 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: 8e81af6d1fbfc45367053bafcbf8e67f26051c27a2c7ffb8623afb893b1e169d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6196fc230a35f7d290e11610db6ff9bdc263cfd422c05e09d9f21fb821d52464",
    "cross_cats_sorted": [
      "cond-mat.mes-hall"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2009-08-28T19:35:58Z",
    "title_canon_sha256": "88ed2ea7dd726f702b96d6e661c6fae448add883c7c49c494faab431bd9c2d1d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0908.4264",
    "kind": "arxiv",
    "version": 4
  }
}