Pith Number

pith:TD4OXYWS

pith:2011:TD4OXYWSYJT3TUF7APLQHJD4YZ

not attested not anchored not stored refs pending

A Single-Ion Nuclear Clock for Metrology at the 19th Decimal Place

A. Derevianko, A. G. Radnaev, A. Kuzmich, C. J. Campbell, V. A. Dzuba, V. V. Flambaum

arxiv:1110.2490 v1 · 2011-10-11 · 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{TD4OXYWSYJT3TUF7APLQHJD4YZ}

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.

Cited by

2 papers in Pith

Nelson-Barr ultralight dark matter

$\phi$-Dwarfs: White Dwarfs probe Quadratically Coupled Scalars

Receipt and verification

First computed	2026-05-18T02:00:13.530581Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

98f8ebe2d2c267b9d0bf03d703a47cc64814abd120812d128f22678aaaa95a39

Aliases

arxiv: 1110.2490 · arxiv_version: 1110.2490v1 · doi: 10.48550/arxiv.1110.2490 · pith_short_12: TD4OXYWSYJT3 · pith_short_16: TD4OXYWSYJT3TUF7 · pith_short_8: TD4OXYWS

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/TD4OXYWSYJT3TUF7APLQHJD4YZ \
  | 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: 98f8ebe2d2c267b9d0bf03d703a47cc64814abd120812d128f22678aaaa95a39

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "55c4a86d0778fb3e44d897cb631a484688f386e553397442ffb3bfe903d38abb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2011-10-11T20:00:30Z",
    "title_canon_sha256": "f9a1ff2ddc9bd8e2ac43a30df506b7e0858fb4a55646031454b61de62d9f1e36"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.2490",
    "kind": "arxiv",
    "version": 1
  }
}