Pith Number

pith:VJSC5QJ3

pith:2021:VJSC5QJ3ORK4WX5Z5VOM5UPVP2

not attested not anchored not stored refs pending

High-fidelity indirect readout of trapped-ion hyperfine qubits

Alex Kwiatkowski, Andrew C. Wilson, Daniel C. Cole, Daniel H. Slichter, Dietrich Leibfried, Emanuel Knill, Jenny J. Wu, Pan-Yu Hou, Scott Glancy, Shawn Geller, Stephen D. Erickson

arxiv:2112.06341 v1 · 2021-12-12 · 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{VJSC5QJ3ORK4WX5Z5VOM5UPVP2}

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	2026-07-05T04:57:02.375278Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aa642ec13b7455cb5fb9ed5cced1f57eb69038d7ed703acde2b736917e694146

Aliases

arxiv: 2112.06341 · arxiv_version: 2112.06341v1 · doi: 10.48550/arxiv.2112.06341 · pith_short_12: VJSC5QJ3ORK4 · pith_short_16: VJSC5QJ3ORK4WX5Z · pith_short_8: VJSC5QJ3

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/VJSC5QJ3ORK4WX5Z5VOM5UPVP2 \
  | 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: aa642ec13b7455cb5fb9ed5cced1f57eb69038d7ed703acde2b736917e694146

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c0038ac84d10ceeaa9e69934136f367e44e5072d26a6becefc63c0f69b78e0b0",
    "cross_cats_sorted": [
      "physics.atom-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-12-12T22:31:09Z",
    "title_canon_sha256": "8607779b224f9e7bb35e3bbe151a7b61f38122997b6b2d13fa56a6e582c0bd3c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.06341",
    "kind": "arxiv",
    "version": 1
  }
}