Pith Number

pith:VQUH27GL

pith:2013:VQUH27GLW5SHWECW4FXMKWNNCX

not attested not anchored not stored refs pending

Continuous beam of laser-cooled Yb atoms

Alok K. Singh, K. D. Rathod, Vasant Natarajan

arxiv:1303.7057 v2 · 2013-03-28 · physics.atom-ph · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VQUH27GLW5SHWECW4FXMKWNNCX}

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	2026-05-18T03:20:45.062973Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ac287d7ccbb7647b1056e16ec559ad15d719ab4165478eb91c7d4134d2bb8293

Aliases

arxiv: 1303.7057 · arxiv_version: 1303.7057v2 · doi: 10.48550/arxiv.1303.7057 · pith_short_12: VQUH27GLW5SH · pith_short_16: VQUH27GLW5SHWECW · pith_short_8: VQUH27GL

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/VQUH27GLW5SHWECW4FXMKWNNCX \
  | 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: ac287d7ccbb7647b1056e16ec559ad15d719ab4165478eb91c7d4134d2bb8293

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ae8384cce0fe3ad417dca509ff2591a03e4f013d500092d0cd8a64e6079282b",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2013-03-28T07:30:19Z",
    "title_canon_sha256": "7cb9cb43728236c74f5ee973e1a1f5de26a08a0d4cb108ed2347e734e93e2a18"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.7057",
    "kind": "arxiv",
    "version": 2
  }
}