Pith Number

pith:UN4HWIH7

pith:2013:UN4HWIH7TIM5JB7A6WLFSGDPSC

not attested not anchored not stored refs pending

Laser cooling and trapping of potassium at magic wavelengths

Charles W. Clark, M. S. Safronova, U. I. Safronova

arxiv:1301.3181 v1 · 2013-01-14 · physics.atom-ph · cond-mat.quant-gas · physics.optics · 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{UN4HWIH7TIM5JB7A6WLFSGDPSC}

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	2026-05-18T03:36:26.303663Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a3787b20ff9a19d487e0f59659186f909a25c1d5429318eaf1ece27f20581be8

Aliases

arxiv: 1301.3181 · arxiv_version: 1301.3181v1 · doi: 10.48550/arxiv.1301.3181 · pith_short_12: UN4HWIH7TIM5 · pith_short_16: UN4HWIH7TIM5JB7A · pith_short_8: UN4HWIH7

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/UN4HWIH7TIM5JB7A6WLFSGDPSC \
  | 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: a3787b20ff9a19d487e0f59659186f909a25c1d5429318eaf1ece27f20581be8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0a46e38f9b399285c410ec3956328148f5cead4274a02426fc4e2955757f2be2",
    "cross_cats_sorted": [
      "cond-mat.quant-gas",
      "physics.optics",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2013-01-14T23:08:45Z",
    "title_canon_sha256": "74e88638c31aa94f2f2abdc496e6a3b824e2cdf8b66d8a19471c7bc9cd1e373d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.3181",
    "kind": "arxiv",
    "version": 1
  }
}