Pith Number

pith:NSCZXDL4

pith:2009:NSCZXDL4G2HUIZ33G5UZPP5M4P

not attested not anchored not stored refs pending

Buffer gas induced collision shift for the $^{88}$Sr $\bf{^1S_0-^3P_1}$ clock transition

Hiroyuki Ito, Katarzyna Bielska, Nobuyasu Shiga, Roman Ciury{\l}o, Ryszard S. Trawi\'nski, Shigeo Nagano, Tetsuya Ido, Ying Li

arxiv:0907.0904 v1 · 2009-07-06 · 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{NSCZXDL4G2HUIZ33G5UZPP5M4P}

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	2026-05-18T02:13:05.156206Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6c859b8d7c368f44677b376997bface3e0b78b22f07f4850aaea628fa2bb544a

Aliases

arxiv: 0907.0904 · arxiv_version: 0907.0904v1 · doi: 10.48550/arxiv.0907.0904 · pith_short_12: NSCZXDL4G2HU · pith_short_16: NSCZXDL4G2HUIZ33 · pith_short_8: NSCZXDL4

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/NSCZXDL4G2HUIZ33G5UZPP5M4P \
  | 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: 6c859b8d7c368f44677b376997bface3e0b78b22f07f4850aaea628fa2bb544a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "74103742da6aa47d3e649b03e2f4a40631ec097d2a5109698aca1b32066ce678",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2009-07-06T01:35:30Z",
    "title_canon_sha256": "71ee268d2c48ba6fef5f6e9dc9d3d91b426fcfb22057cecf8d04555f4e9eead0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0907.0904",
    "kind": "arxiv",
    "version": 1
  }
}