Pith Number

pith:CHOPUKKO

pith:2007:CHOPUKKOZS6Z7JQTFCBOKKTL3S

not attested not anchored not stored refs pending

Resonance enhanced isotope-selective photoionization of YbI for ion trap loading

A. Braun, Chr. Balzer, Chr. Paape, Chr. Wunderlich, D. Eiteneuer, M. Johanning, W. Neuhauser

arxiv:0712.0969 v2 · 2007-12-06 · 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{CHOPUKKOZS6Z7JQTFCBOKKTL3S}

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	2026-05-18T04:05:48.536605Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

11dcfa294eccbd9fa6132882e52a6bdca340e4e58bd60985dd42db37989ba856

Aliases

arxiv: 0712.0969 · arxiv_version: 0712.0969v2 · doi: 10.48550/arxiv.0712.0969 · pith_short_12: CHOPUKKOZS6Z · pith_short_16: CHOPUKKOZS6Z7JQT · pith_short_8: CHOPUKKO

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/CHOPUKKOZS6Z7JQTFCBOKKTL3S \
  | 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: 11dcfa294eccbd9fa6132882e52a6bdca340e4e58bd60985dd42db37989ba856

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aef0b9993085ea98f5e92d6773f88ef80578e6071796123311e1f32277d67b2f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2007-12-06T15:36:22Z",
    "title_canon_sha256": "faf34dcac5b0c8415238197014c879a82e747cb1b4bcf3604c91064df1cf85f8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0712.0969",
    "kind": "arxiv",
    "version": 2
  }
}