Pith Number

pith:FZLXJ3PG

pith:2012:FZLXJ3PGTUB5WC2VLZD6OJT7GQ

not attested not anchored not stored refs pending

Rapid laser-free ion cooling by controlled collision

Hoi-Kwan Lau

arxiv:1212.5628 v2 · 2012-12-21 · quant-ph · 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{FZLXJ3PGTUB5WC2VLZD6OJT7GQ}

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	2026-05-18T02:31:48.415602Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2e5774ede69d03db0b555e47e7267f341d015f8fb3fd8b1d8829a5f01980e7e2

Aliases

arxiv: 1212.5628 · arxiv_version: 1212.5628v2 · doi: 10.48550/arxiv.1212.5628 · pith_short_12: FZLXJ3PGTUB5 · pith_short_16: FZLXJ3PGTUB5WC2V · pith_short_8: FZLXJ3PG

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/FZLXJ3PGTUB5WC2VLZD6OJT7GQ \
  | 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: 2e5774ede69d03db0b555e47e7267f341d015f8fb3fd8b1d8829a5f01980e7e2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9e49580b4cd7ba57a3db541ee71a0c363d0236e461f79d36511be1037fed604c",
    "cross_cats_sorted": [
      "physics.atom-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-12-21T22:57:45Z",
    "title_canon_sha256": "fce6de6d2058581cc05dc286bf84c58dfa7825a8bd89805b3bc44034f82da493"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.5628",
    "kind": "arxiv",
    "version": 2
  }
}