Pith Number

pith:IGUQPP2B

pith:2019:IGUQPP2BXSFLLCIU7ML4QCOOYP

not attested not anchored not stored refs pending

Resolving the positions of defects in superconducting quantum bits

Alexander Bilmes, Alexey V. Ustinov, Anthony Megrant, Georg Weiss, John M. Martinis, J\"urgen Lisenfeld, Paul Klimov

arxiv:1911.08246 v2 · 2019-11-19 · quant-ph · cond-mat.mes-hall · physics.ins-det

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IGUQPP2BXSFLLCIU7ML4QCOOYP}

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	2026-07-05T00:47:18.078308Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

41a907bf41bc8ab58914fb17c809cec3f212f003fe1ec5e10e0b5d1bb55dfc8f

Aliases

arxiv: 1911.08246 · arxiv_version: 1911.08246v2 · doi: 10.48550/arxiv.1911.08246 · pith_short_12: IGUQPP2BXSFL · pith_short_16: IGUQPP2BXSFLLCIU · pith_short_8: IGUQPP2B

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/IGUQPP2BXSFLLCIU7ML4QCOOYP \
  | 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: 41a907bf41bc8ab58914fb17c809cec3f212f003fe1ec5e10e0b5d1bb55dfc8f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f3e017901665fc5d9b25ee25ad46cc6d5f2985903de7f26c2599fd8ce02e334b",
    "cross_cats_sorted": [
      "cond-mat.mes-hall",
      "physics.ins-det"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-11-19T13:11:13Z",
    "title_canon_sha256": "561cf9c29663bcd864f29fafbd2f4363a9d4063303e670c8441fc4fb01aab8d1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1911.08246",
    "kind": "arxiv",
    "version": 2
  }
}