Pith Number

pith:5WPE7IX2

pith:2011:5WPE7IX25GDE62X65STIGY3OQZ

not attested not anchored not stored refs pending

High accuracy measure of atomic polarizability in an optical lattice clock

A. D. Ludlow, C. W. Oates, J. A. Sherman, M. Pizzocaro, N. D. Lemke, N. Hinkley, R. W. Fox

arxiv:1112.2766 v1 · 2011-12-13 · physics.atom-ph · physics.ins-det · quant-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{5WPE7IX25GDE62X65STIGY3OQZ}

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	2026-05-18T03:57:40.372016Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ed9e4fa2fae9864f6afeeca683636e866cfac2f34d0cc115514a4b0e34cef896

Aliases

arxiv: 1112.2766 · arxiv_version: 1112.2766v1 · doi: 10.48550/arxiv.1112.2766 · pith_short_12: 5WPE7IX25GDE · pith_short_16: 5WPE7IX25GDE62X6 · pith_short_8: 5WPE7IX2

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/5WPE7IX25GDE62X65STIGY3OQZ \
  | 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: ed9e4fa2fae9864f6afeeca683636e866cfac2f34d0cc115514a4b0e34cef896

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ff1c99844c3e8bf23510f33914d90f1f3dc972af1d43203e9563c118c2564c2",
    "cross_cats_sorted": [
      "physics.ins-det",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2011-12-13T01:19:06Z",
    "title_canon_sha256": "f5f0576bb1bddbac014aca06e66a1222cf1b0a99fce0a74b5fda9a2e97a78ac3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.2766",
    "kind": "arxiv",
    "version": 1
  }
}