Pith Number

pith:BKF2O5P3

pith:2012:BKF2O5P3LB2KMUOXKPV5HH27N7

not attested not anchored not stored refs pending

Quantum Decoherence of the Central Spin in a Sparse System of Dipolar Coupled Spins

Lukasz Cywinski, Malcolm S. Carroll, S. Das Sarma, Wayne M. Witzel

arxiv:1204.2834 v2 · 2012-04-12 · cond-mat.mes-hall · 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{BKF2O5P3LB2KMUOXKPV5HH27N7}

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	2026-05-18T03:49:34.774814Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0a8ba775fb5874a651d753ebd39f5f6fce38e31e597f0be0d236a5038d333f5d

Aliases

arxiv: 1204.2834 · arxiv_version: 1204.2834v2 · doi: 10.48550/arxiv.1204.2834 · pith_short_12: BKF2O5P3LB2K · pith_short_16: BKF2O5P3LB2KMUOX · pith_short_8: BKF2O5P3

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/BKF2O5P3LB2KMUOXKPV5HH27N7 \
  | 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: 0a8ba775fb5874a651d753ebd39f5f6fce38e31e597f0be0d236a5038d333f5d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4519e39e91f6ac81cc582ae45917e81c2e06ef33555b9356165e2695f07b8ab5",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2012-04-12T20:07:18Z",
    "title_canon_sha256": "acbdab0bd1308e160c4cad392373d0f9fa0282bad53e7eec0a66cb01a377e17d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.2834",
    "kind": "arxiv",
    "version": 2
  }
}