Pith Number

pith:BNRSAGNO

pith:2012:BNRSAGNOJJU35VONRYDOBFYJBQ

not attested not anchored not stored refs pending

Cooling a single atom in an optical tweezer to its quantum ground state

Adam M. Kaufman, Brian J. Lester, Cindy A. Regal

arxiv:1209.2087 v2 · 2012-09-10 · physics.atom-ph · 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{BNRSAGNOJJU35VONRYDOBFYJBQ}

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	2026-05-18T03:39:43.301057Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0b632019ae4a69bed5cd8e06e097090c0e561f0c3f2ff73a70d43a447fc88e81

Aliases

arxiv: 1209.2087 · arxiv_version: 1209.2087v2 · doi: 10.48550/arxiv.1209.2087 · pith_short_12: BNRSAGNOJJU3 · pith_short_16: BNRSAGNOJJU35VON · pith_short_8: BNRSAGNO

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/BNRSAGNOJJU35VONRYDOBFYJBQ \
  | 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: 0b632019ae4a69bed5cd8e06e097090c0e561f0c3f2ff73a70d43a447fc88e81

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5f240dcbfb7d403ded2e4da935738b4b65374feb2ccb03c6e10ff0c01070cda0",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2012-09-10T18:42:28Z",
    "title_canon_sha256": "de056ec44f8bc896adb094d573ac738e1f44235edd4e1797bfb7498be34c9fa3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.2087",
    "kind": "arxiv",
    "version": 2
  }
}