Pith Number

pith:FHAPCPFA

pith:2013:FHAPCPFAHGC732PEDCGI44ZOIU

not attested not anchored not stored refs pending

A high-power 626 nm diode laser system for Beryllium ion trapping

H. Ball, M. J. Biercuk, M. W. Lee, S. D. Gensemer

arxiv:1304.1947 v1 · 2013-04-07 · physics.optics · 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{FHAPCPFAHGC732PEDCGI44ZOIU}

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	2026-05-18T01:50:42.071986Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

29c0f13ca03985fde9e4188c8e732e452ee845157ccbc3f1f619abe561eb3507

Aliases

arxiv: 1304.1947 · arxiv_version: 1304.1947v1 · doi: 10.48550/arxiv.1304.1947 · pith_short_12: FHAPCPFAHGC7 · pith_short_16: FHAPCPFAHGC732PE · pith_short_8: FHAPCPFA

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/FHAPCPFAHGC732PEDCGI44ZOIU \
  | 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: 29c0f13ca03985fde9e4188c8e732e452ee845157ccbc3f1f619abe561eb3507

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d026af020d003c4fb35c0612923af6036917bb31afa288f93f5129766cb779b6",
    "cross_cats_sorted": [
      "physics.atom-ph",
      "physics.ins-det",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2013-04-07T01:04:52Z",
    "title_canon_sha256": "75f6249f83d87d02c3a0a505b38d5bf8fa7b8fe516fa34a28b7e0983e00227c6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.1947",
    "kind": "arxiv",
    "version": 1
  }
}