Pith Number

pith:E3PZYXB3

pith:2021:E3PZYXB3WGQJIRPKEJA7OTKOGX

not attested not anchored not stored refs pending

Discovery of Nb hydride precipitates in superconducting qubits

Akshay A. Murthy, Alexander Romanenko, Anna Grassellino, Jaeyel Lee, Matt Reagor, ZuHawn Sung

arxiv:2108.10385 v2 · 2021-08-23 · quant-ph · cond-mat.mtrl-sci · physics.app-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{E3PZYXB3WGQJIRPKEJA7OTKOGX}

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.

Cited by

1 paper in Pith

Optimizing Superconducting Nb Film Cavities by Mitigating Medium-Field Q-Slope Through Annealing

Receipt and verification

First computed	2026-07-05T06:54:34.710802Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

26df9c5c3bb1a09445ea2241f74d4e35e654952a3b17ab23a973bc58f4046fd2

Aliases

arxiv: 2108.10385 · arxiv_version: 2108.10385v2 · doi: 10.48550/arxiv.2108.10385 · pith_short_12: E3PZYXB3WGQJ · pith_short_16: E3PZYXB3WGQJIRPK · pith_short_8: E3PZYXB3

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/E3PZYXB3WGQJIRPKEJA7OTKOGX \
  | 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: 26df9c5c3bb1a09445ea2241f74d4e35e654952a3b17ab23a973bc58f4046fd2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "34008348658e499c430eaa4b628041741541a9060f2c631c6e3fdb081ac25972",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci",
      "physics.app-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-08-23T20:01:38Z",
    "title_canon_sha256": "d681a6842a8372113a807fae54926a5655aa1c9121d6ef9654ea3fcb32b6a630"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.10385",
    "kind": "arxiv",
    "version": 2
  }
}