Pith Number

pith:4MCX4P4B

pith:2001:4MCX4P4BCK7LANNJ6WTNAJYIQS

not attested not anchored not stored refs pending

Sympathetic Cooling of Lithium by Laser-cooled Cesium

A. Mosk, K. Singer, M. Mudrich, M. Weidemueller, R. Grimm, S. Kraft

arxiv:physics/0109069 v1 · 2001-09-27 · physics.atom-ph · physics.gen-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{4MCX4P4BCK7LANNJ6WTNAJYIQS}

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	2026-05-18T00:36:52.559248Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e3057e3f8112beb035a9f5a6d0270884a3260fa2169dc9f5789e5824fd212f52

Aliases

arxiv: physics/0109069 · arxiv_version: physics/0109069v1 · doi: 10.48550/arxiv.physics/0109069 · pith_short_12: 4MCX4P4BCK7L · pith_short_16: 4MCX4P4BCK7LANNJ · pith_short_8: 4MCX4P4B

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/4MCX4P4BCK7LANNJ6WTNAJYIQS \
  | 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: e3057e3f8112beb035a9f5a6d0270884a3260fa2169dc9f5789e5824fd212f52

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c46f796a8bc9f15911a801f52925ce552f994e3b3d35a83958526ef8430438ec",
    "cross_cats_sorted": [
      "physics.gen-ph"
    ],
    "license": "",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2001-09-27T13:44:57Z",
    "title_canon_sha256": "2ff6e5d78b73f65e5045e21ab362084f9d427ac8d7f78ca504a9f8a85af9dceb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "physics/0109069",
    "kind": "arxiv",
    "version": 1
  }
}