Pith Number

pith:EUKEZKKY

pith:2019:EUKEZKKYMDPXHK2RR7ZIYTFP5Y

not attested not anchored not stored refs pending

A 28nm Bulk-CMOS 4-to-8GHz <2mW Cryogenic Pulse Modulator for Scalable Quantum Computing

Amit Vainsencher, Andrew Dunsworth, Anthony Megrant, Austin Fowler, Benjamin Chiaro, Brian Burkett, Brooks Foxen, Charles Neill, Chris Quintana, Craig Gidney, Daniel Sank, Erik Lucero, Evan Jeffrey, Hartmut Neven, Jimmy Chen, John Martinis, Joseph C Bardin, Josh Mutus, Julian Kelly, Kunal Arya, Marissa Giustina, Matthew McEwen, Matthew Neeley, Ofer Naaman, Paul Klimov, Pedram Roushan, Rami Barends, Rob Graff, Ted White, Trent Huang, Yu Chen

arxiv:1902.10864 v1 · 2019-02-28 · 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{EUKEZKKYMDPXHK2RR7ZIYTFP5Y}

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	2026-07-05T00:23:48.873288Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

25144ca95860df73ab518ff28c4cafee08d487e0a54418ce53df2a702eb2b4f3

Aliases

arxiv: 1902.10864 · arxiv_version: 1902.10864v1 · doi: 10.48550/arxiv.1902.10864 · pith_short_12: EUKEZKKYMDPX · pith_short_16: EUKEZKKYMDPXHK2R · pith_short_8: EUKEZKKY

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/EUKEZKKYMDPXHK2RR7ZIYTFP5Y \
  | 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: 25144ca95860df73ab518ff28c4cafee08d487e0a54418ce53df2a702eb2b4f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "10fb369dd1bb178a0280a39edf8849a67b3724efb08c3b16a24d617739752ca9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-02-28T02:18:04Z",
    "title_canon_sha256": "0bc532508adbe277ff554b982278b08a154a0b4ae5839c393b144cf5c468a830"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.10864",
    "kind": "arxiv",
    "version": 1
  }
}