Pith Number

pith:X4JPBVJ6

pith:2012:X4JPBVJ6Z75ONGH5IAVWOLZQEF

not attested not anchored not stored refs pending

Long-lived, radiation-suppressed superconducting quantum bit in a planar geometry

David P. Pappas, Jiansong Gao, Jose Aumentado, Martin Sandberg, Martin Weides, Michael R. Vissers, Tom Ohki

arxiv:1211.2017 v1 · 2012-11-09 · cond-mat.supr-con · 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{X4JPBVJ6Z75ONGH5IAVWOLZQEF}

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	2026-05-18T01:53:17.697160Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bf12f0d53ecffae698fd402b672f30216f32073e2de35a3bc51b2f3fe640c261

Aliases

arxiv: 1211.2017 · arxiv_version: 1211.2017v1 · doi: 10.48550/arxiv.1211.2017 · pith_short_12: X4JPBVJ6Z75O · pith_short_16: X4JPBVJ6Z75ONGH5 · pith_short_8: X4JPBVJ6

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/X4JPBVJ6Z75ONGH5IAVWOLZQEF \
  | 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: bf12f0d53ecffae698fd402b672f30216f32073e2de35a3bc51b2f3fe640c261

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bb27c04f7a513e1c7c29ab56eeb13b0d71c7a8170a283776fe6b905c6b84bc4f",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2012-11-09T00:02:08Z",
    "title_canon_sha256": "ef3dea6d12365a4bc72c40028b4b92d95798114b6de67f13cc66cf72d6451599"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.2017",
    "kind": "arxiv",
    "version": 1
  }
}