Pith Number

pith:LR4EHICN

pith:2009:LR4EHICNQV7NAJNK52GZJL7GE5

not attested not anchored not stored refs pending

Coherent Population Trapping with Controlled Interparticle Interactions

B.D. DePaola, C. Giese, C.S. Hofmann, G. G\"unter, H. Schempp, M. Weidem\"uller, S.D. Saliba, S. Sevin\c{c}li, T. Amthor, T. Pohl

arxiv:0912.4099 v2 · 2009-12-21 · physics.atom-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{LR4EHICNQV7NAJNK52GZJL7GE5}

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	2026-05-18T02:10:15.115164Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5c7843a04d857ed025aaee8d94afe62766778b82794cca3ee2139f0752b74262

Aliases

arxiv: 0912.4099 · arxiv_version: 0912.4099v2 · doi: 10.48550/arxiv.0912.4099 · pith_short_12: LR4EHICNQV7N · pith_short_16: LR4EHICNQV7NAJNK · pith_short_8: LR4EHICN

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/LR4EHICNQV7NAJNK52GZJL7GE5 \
  | 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: 5c7843a04d857ed025aaee8d94afe62766778b82794cca3ee2139f0752b74262

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3590a570dce12d8146aa0b94b8d17ba1dab11c3b8f7a8d817800187331ee28aa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2009-12-21T08:35:15Z",
    "title_canon_sha256": "5472e34fd3a3163fbeef02565ee2e603b4f8e290cd8e5050a721cc7866d758d2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0912.4099",
    "kind": "arxiv",
    "version": 2
  }
}