Pith Number

pith:XBXFA5PZ

pith:2018:XBXFA5PZKIUG2SZD76BKQCLZ7X

not attested not anchored not stored refs pending

Machine learning assisted readout of trapped-ion qubits

Alireza Seif, Caroline Figgatt, C. Monroe, Kevin A. Landsman, Mohammad Hafezi, Norbert M. Linke

arxiv:1804.07718 v2 · 2018-04-20 · 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{XBXFA5PZKIUG2SZD76BKQCLZ7X}

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	2026-05-18T00:07:40.573716Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b86e5075f952286d4b23ff82a80979fdfd7254148deae7a23cbce74d2d1f24e6

Aliases

arxiv: 1804.07718 · arxiv_version: 1804.07718v2 · doi: 10.48550/arxiv.1804.07718 · pith_short_12: XBXFA5PZKIUG · pith_short_16: XBXFA5PZKIUG2SZD · pith_short_8: XBXFA5PZ

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/XBXFA5PZKIUG2SZD76BKQCLZ7X \
  | 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: b86e5075f952286d4b23ff82a80979fdfd7254148deae7a23cbce74d2d1f24e6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "30341e34f0d21325f5f475b7edcac7d4a6cd2fb1511ec8c313f3be7a27e0faf2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-04-20T16:47:39Z",
    "title_canon_sha256": "501c6e71d0ee0aeb9f5b8f9c3d786d7427ebb1b172bf525fce1f2c0e2a14d166"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.07718",
    "kind": "arxiv",
    "version": 2
  }
}