Pith Number

pith:BD52BSYB

pith:2018:BD52BSYBHWJ2DRSHNVHS5XMDIH

not attested not anchored not stored refs pending

Site-resolved imaging of beryllium ion crystals in a high-optical-access Penning trap with inbore optomechanics

Alex T.-H. Hung, Christian D. Marciniak, Harrison Ball, Karsten Pyka, Michael J. Biercuk, Robert N. Wolf

arxiv:1807.00902 v4 · 2018-07-02 · 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{BD52BSYBHWJ2DRSHNVHS5XMDIH}

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	2026-05-17T23:46:55.306445Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

08fba0cb013d93a1c6476d4f2edd8341d9a87cefa0e185ae74399f0130ae3f3c

Aliases

arxiv: 1807.00902 · arxiv_version: 1807.00902v4 · doi: 10.48550/arxiv.1807.00902 · pith_short_12: BD52BSYBHWJ2 · pith_short_16: BD52BSYBHWJ2DRSH · pith_short_8: BD52BSYB

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/BD52BSYBHWJ2DRSHNVHS5XMDIH \
  | 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: 08fba0cb013d93a1c6476d4f2edd8341d9a87cefa0e185ae74399f0130ae3f3c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "89c789f73a9ed832ca5eb3dcd50e95e16a0cf47fd4a32fc61695f614098b8df7",
    "cross_cats_sorted": [
      "physics.ins-det",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2018-07-02T21:39:55Z",
    "title_canon_sha256": "1bd749a15eea4875fbb79fafeb264ef3c39c6c3ba255d043a8290faa4d32731b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.00902",
    "kind": "arxiv",
    "version": 4
  }
}