Pith Number

pith:RZLUO4BC

pith:2012:RZLUO4BCMLKV2JFG2VMR7H4EFO

not attested not anchored not stored refs pending

Sub-milliKelvin spatial thermometry of a single Doppler cooled ion in a Paul trap

G. Saathoff, M. Herrmann, S. Kn\"unz, Th. Udem, T. W. H\"ansch, V. Batteiger

arxiv:1203.0177 v1 · 2012-03-01 · 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{RZLUO4BCMLKV2JFG2VMR7H4EFO}

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	2026-05-18T04:01:02.952666Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8e5747702262d55d24a6d5591f9f842b8e677c630eacf142a3a46d3bd2414222

Aliases

arxiv: 1203.0177 · arxiv_version: 1203.0177v1 · doi: 10.48550/arxiv.1203.0177 · pith_short_12: RZLUO4BCMLKV · pith_short_16: RZLUO4BCMLKV2JFG · pith_short_8: RZLUO4BC

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/RZLUO4BCMLKV2JFG2VMR7H4EFO \
  | 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: 8e5747702262d55d24a6d5591f9f842b8e677c630eacf142a3a46d3bd2414222

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7f827e7b8509eafe84f85552ff48f684795efc2ff0a7dc477df215ccc69929f7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2012-03-01T13:17:29Z",
    "title_canon_sha256": "9a59fe500a17f7fe5fc13cc811616cd178a3586132767163d83c81bd5bc7add8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.0177",
    "kind": "arxiv",
    "version": 1
  }
}