Pith Number

pith:YXAHV5IM

pith:2019:YXAHV5IMERV73VJIANTJW7YRWP

not attested not anchored not stored refs pending

Uncertainty evaluation of an $^{171}$Yb optical lattice clock at NMIJ

Daisuke Akamatsu, Feng-Lei Hong, Hajime Inaba, Kazumoto Hosaka, Masami Yasuda, Takehiko Tanabe, Takumi Kobayashi, Tomonari Suzuyama, Yusuke Hisai

arxiv:1901.00954 v1 · 2019-01-04 · 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{YXAHV5IMERV73VJIANTJW7YRWP}

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	2026-05-17T23:56:57.583675Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c5c07af50c246bfdd52803669b7f11b3d4f8a295fcf0a88ead3d8d7beb9b068c

Aliases

arxiv: 1901.00954 · arxiv_version: 1901.00954v1 · doi: 10.48550/arxiv.1901.00954 · pith_short_12: YXAHV5IMERV7 · pith_short_16: YXAHV5IMERV73VJI · pith_short_8: YXAHV5IM

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/YXAHV5IMERV73VJIANTJW7YRWP \
  | 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: c5c07af50c246bfdd52803669b7f11b3d4f8a295fcf0a88ead3d8d7beb9b068c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2cb5ea01f2f2ecec5b9469ca0fcdd7e9d6a5e6424ed30a7b7f0bc48c8c7168ee",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2019-01-04T00:26:51Z",
    "title_canon_sha256": "52f5cc2c698b100a56af8eb44b02bc0524383d663647cbd5b664b2c0793bfd74"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.00954",
    "kind": "arxiv",
    "version": 1
  }
}