Pith Number

pith:5IO6A75C

pith:2009:5IO6A75CQ5FAO36ROVNTPX6DKU

not attested not anchored not stored refs pending

Polarization freezing of 10000 optically-cooled nuclear spins by coupling to a single electron

A. B. Krysa, A. I. Tartakovskii, E. A. Chekhovich, J. Skiba-Szymanska, M. N. Makhonin, M. S. Skolnick, V. D. Kulakovskii, V. I. Fal'ko

arxiv:0901.4249 v1 · 2009-01-27 · cond-mat.mes-hall · cond-mat.other

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5IO6A75CQ5FAO36ROVNTPX6DKU}

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	2026-05-18T02:14:55.679224Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ea1de07fa2874a076fd1755b37dfc3553240dc717ef63ecb7c3cf77e76423336

Aliases

arxiv: 0901.4249 · arxiv_version: 0901.4249v1 · doi: 10.48550/arxiv.0901.4249 · pith_short_12: 5IO6A75CQ5FA · pith_short_16: 5IO6A75CQ5FAO36R · pith_short_8: 5IO6A75C

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/5IO6A75CQ5FAO36ROVNTPX6DKU \
  | 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: ea1de07fa2874a076fd1755b37dfc3553240dc717ef63ecb7c3cf77e76423336

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "97fea73e0403fb39cd81ac80c3a77f06be406e9330991e4ac08b7c813eac5deb",
    "cross_cats_sorted": [
      "cond-mat.other"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2009-01-27T13:43:08Z",
    "title_canon_sha256": "3380f4c2de22f7b409d9af68844b08158096a4e50a0fa396b80f03839a464faa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0901.4249",
    "kind": "arxiv",
    "version": 1
  }
}