Pith Number

pith:WN5QRGJ4

pith:2015:WN5QRGJ4YYNW4BDLGWAIRNI76Z

not attested not anchored not stored refs pending

Modified hyper-Ramsey methods for the elimination of probe shifts in optical clocks

I. R. Hill, P. E. G. Baird, P. Gill, R. Hobson, S. A. King, W. Bowden

arxiv:1510.08144 v2 · 2015-10-28 · 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{WN5QRGJ4YYNW4BDLGWAIRNI76Z}

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	2026-05-18T01:21:52.134532Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b37b08993cc61b6e046b358088b51ff64653a3826ebdbb764a95290466d66fee

Aliases

arxiv: 1510.08144 · arxiv_version: 1510.08144v2 · doi: 10.48550/arxiv.1510.08144 · pith_short_12: WN5QRGJ4YYNW · pith_short_16: WN5QRGJ4YYNW4BDL · pith_short_8: WN5QRGJ4

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/WN5QRGJ4YYNW4BDLGWAIRNI76Z \
  | 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: b37b08993cc61b6e046b358088b51ff64653a3826ebdbb764a95290466d66fee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9f1e8d1d6368f71b73b7f1c2407256f728ae1e544cfd7b2392ffa00ccd681f73",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2015-10-28T00:58:34Z",
    "title_canon_sha256": "41786ab478123f5d001f6d0f0c8766f3f14b16fa4de4fbb8e76a68bab75526bf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.08144",
    "kind": "arxiv",
    "version": 2
  }
}