Pith Number

pith:QGRSC6IN

pith:2009:QGRSC6INOFCL47JYVHGRGK7YLE

not attested not anchored not stored refs pending

Performance of a prototype atomic clock based on lin||lin coherent population trapping resonances in Rb atomic vapor

Eugeniy E. Mikhailov, Irina Novikova, Nathan Belcher, Travis Horrom

arxiv:0910.5881 v1 · 2009-10-30 · 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{QGRSC6INOFCL47JYVHGRGK7YLE}

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	2026-05-18T04:40:10.473839Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81a321790d7144be7d38a9cd132bf8591df4231438304f829b8bef968dbbb4a6

Aliases

arxiv: 0910.5881 · arxiv_version: 0910.5881v1 · doi: 10.48550/arxiv.0910.5881 · pith_short_12: QGRSC6INOFCL · pith_short_16: QGRSC6INOFCL47JY · pith_short_8: QGRSC6IN

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/QGRSC6INOFCL47JYVHGRGK7YLE \
  | 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: 81a321790d7144be7d38a9cd132bf8591df4231438304f829b8bef968dbbb4a6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "53227ace4e52a248fc04445223994c993cb074f0bfe68c069583436f9b83c65b",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2009-10-30T14:46:18Z",
    "title_canon_sha256": "edd44fda014b00b6956d5e51edcb368a951776397efbc2812daf53cf03c2d1e6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.5881",
    "kind": "arxiv",
    "version": 1
  }
}