Pith Number

pith:UYICWRUW

pith:2011:UYICWRUW3A5UYECTIRAEIMQZCD

not attested not anchored not stored refs pending

Improved accuracy of the NPL-CsF2 primary frequency standard: evaluation of distributed cavity phase and microwave lensing frequency shifts

Krzysztof Szymaniec, Kurt Gibble, Ruoxin Li

arxiv:1107.2412 v1 · 2011-07-12 · quant-ph · 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{UYICWRUW3A5UYECTIRAEIMQZCD}

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	2026-05-18T04:14:37.706251Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a6102b4696d83b4c1053444044321910f5aefe0843270b6c326f61dede790168

Aliases

arxiv: 1107.2412 · arxiv_version: 1107.2412v1 · doi: 10.48550/arxiv.1107.2412 · pith_short_12: UYICWRUW3A5U · pith_short_16: UYICWRUW3A5UYECT · pith_short_8: UYICWRUW

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/UYICWRUW3A5UYECTIRAEIMQZCD \
  | 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: a6102b4696d83b4c1053444044321910f5aefe0843270b6c326f61dede790168

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cb350330981810e5c73c925386b69f832d11e4d6506ae32966069094b3c87200",
    "cross_cats_sorted": [
      "physics.atom-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2011-07-12T20:33:21Z",
    "title_canon_sha256": "eed2f299d9834aff7318f9f5c457d0503d7f4961222467d2b02bd963f85801b3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.2412",
    "kind": "arxiv",
    "version": 1
  }
}