Pith Number

pith:KCR4T7QH

pith:2021:KCR4T7QHA2HBRVWIBPZR2PL3EL

not attested not anchored not stored refs pending

Approximate decoherence free subspaces for distributed sensing

Arne Hamann, Pavel Sekatski, Wolfgang D\"ur

arxiv:2106.13828 v1 · 2021-06-25 · 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{KCR4T7QHA2HBRVWIBPZR2PL3EL}

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.

Cited by

1 paper in Pith

Quantum Wall States for Noise Mitigation and Eternal Purity Bounds

Receipt and verification

First computed	2026-07-05T04:45:11.000476Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

50a3c9fe07068e18d6c80bf31d3d7b22ec55104277c388b95b94408ead892139

Aliases

arxiv: 2106.13828 · arxiv_version: 2106.13828v1 · doi: 10.48550/arxiv.2106.13828 · pith_short_12: KCR4T7QHA2HB · pith_short_16: KCR4T7QHA2HBRVWI · pith_short_8: KCR4T7QH

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/KCR4T7QHA2HBRVWIBPZR2PL3EL \
  | 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: 50a3c9fe07068e18d6c80bf31d3d7b22ec55104277c388b95b94408ead892139

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "03c592e3830749e58c822073f6b145e685a5cbe72230383f941017bf2179f883",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-06-25T18:09:27Z",
    "title_canon_sha256": "687069f15cee19bba857cf0034707cb41f5b6c42212d4989f02ea1492a1e3bb4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.13828",
    "kind": "arxiv",
    "version": 1
  }
}