Pith Number

pith:2ZNVODRZ

pith:2026:2ZNVODRZSJ56TOQX3HHFD3TERG

not attested not anchored not stored refs pending

Ytterbium lattice clock with uncertainty of $1.1\times 10^{-18}$ and instability of low $10^{-19}$

Baolong Lyu, Bing Wang, Dezhi Xiong, Jingran Shi, Lingxiang He, Pengcheng Fang, Qiang Zhu, Qunfeng Chen, Xiatian Xu, Yuechen Zhang, Zhuanxian Xiong

arxiv:2606.10514 v1 · 2026-06-09 · 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{2ZNVODRZSJ56TOQX3HHFD3TERG}

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	2026-06-10T01:10:23.683998Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d65b570e39927be9ba17d9ce51ee6489b2ee95f23f01a420f555aaca099e7d59

Aliases

arxiv: 2606.10514 · arxiv_version: 2606.10514v1 · doi: 10.48550/arxiv.2606.10514 · pith_short_12: 2ZNVODRZSJ56 · pith_short_16: 2ZNVODRZSJ56TOQX · pith_short_8: 2ZNVODRZ

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/2ZNVODRZSJ56TOQX3HHFD3TERG \
  | 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: d65b570e39927be9ba17d9ce51ee6489b2ee95f23f01a420f555aaca099e7d59

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9aa67c79809344d1e63b309d603135d309e8175c098b5eb10a7e0cdb2bf3f79f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2026-06-09T07:39:49Z",
    "title_canon_sha256": "b3a1edc973ed80dfd3f6d2ef7338689655989855c57eac21a0f7c70f2762db96"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.10514",
    "kind": "arxiv",
    "version": 1
  }
}