Pith Number

pith:FCKGACUC

pith:2009:FCKGACUCC6VYHTAKK5PAOCFBMF

not attested not anchored not stored refs pending

Locking electron spins into magnetic resonance by electron-nuclear feedback

F.H.L. Koppens, I.T. Vink, J. Danon, K.C. Nowack, L.M.K. Vandersypen, Yu.V. Nazarov

arxiv:0902.2659 v1 · 2009-02-16 · 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{FCKGACUCC6VYHTAKK5PAOCFBMF}

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	2026-05-18T02:14:47.675424Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2894600a8217ab83cc0a575e0708a161462e81b8046cfc7d681382f318383e4d

Aliases

arxiv: 0902.2659 · arxiv_version: 0902.2659v1 · doi: 10.48550/arxiv.0902.2659 · pith_short_12: FCKGACUCC6VY · pith_short_16: FCKGACUCC6VYHTAK · pith_short_8: FCKGACUC

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/FCKGACUCC6VYHTAKK5PAOCFBMF \
  | 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: 2894600a8217ab83cc0a575e0708a161462e81b8046cfc7d681382f318383e4d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9388fc66d3aefdabdbb79ea52a403f86752f146f5c35566cbea5014c36c386a8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2009-02-16T11:05:06Z",
    "title_canon_sha256": "fb2ed4c812d3285c55ef4568414fb47f5de5bdbbbf7315ea3f54db83417efc5b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0902.2659",
    "kind": "arxiv",
    "version": 1
  }
}