Pith Number

pith:QWVZBRTC

pith:2020:QWVZBRTCUKNDYOD6MOASBBCEQF

not attested not anchored not stored refs pending

Automatic virtual voltage extraction of a 2x2 array of quantum dots with machine learning

Alpha Lee, Charles G. Smith, Giovanni A. Oakes, Jingyu Duan, John J. L. Morton, M. Fernando Gonzalez Zalba

arxiv:2012.03685 v3 · 2020-12-07 · cond-mat.dis-nn · 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{QWVZBRTCUKNDYOD6MOASBBCEQF}

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	2026-07-05T09:39:02.049446Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85ab90c662a29a3c387e63812084448179448f1cd9d175b5640de16238105101

Aliases

arxiv: 2012.03685 · arxiv_version: 2012.03685v3 · doi: 10.48550/arxiv.2012.03685 · pith_short_12: QWVZBRTCUKND · pith_short_16: QWVZBRTCUKNDYOD6 · pith_short_8: QWVZBRTC

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/QWVZBRTCUKNDYOD6MOASBBCEQF \
  | 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: 85ab90c662a29a3c387e63812084448179448f1cd9d175b5640de16238105101

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ff9b8f0fd7d5961092608cd6b44f6eb90c02d09f0a3360ebec0cf6f1d6aca140",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.dis-nn",
    "submitted_at": "2020-12-07T13:37:09Z",
    "title_canon_sha256": "651c108463955ae371bc655836d0912cce6e6321bc4bfc0b9e571673b21cd908"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.03685",
    "kind": "arxiv",
    "version": 3
  }
}