Pith Number

pith:K6C7QQ3X

pith:2020:K6C7QQ3X3EQJQJKHNKEF3G624P

not attested not anchored not stored refs pending

Cryogenic microwave loss in epitaxial Al/GaAs/Al trilayers for superconducting circuits

A. McFadden, C.J. Palmstr{\o}m, C.R.H. McRae, D.P. Pappas, H. Wang, J.L. Long, M. Bal, R. Zhao, S. Park, T. Zhao

arxiv:2009.10101 v2 · 2020-09-21 · physics.app-ph · 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{K6C7QQ3X3EQJQJKHNKEF3G624P}

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	2026-07-05T03:09:57.613517Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5785f84377d9209825476a885d9bdae3f16be95efdad676504d710ced76dd5fe

Aliases

arxiv: 2009.10101 · arxiv_version: 2009.10101v2 · doi: 10.48550/arxiv.2009.10101 · pith_short_12: K6C7QQ3X3EQJ · pith_short_16: K6C7QQ3X3EQJQJKH · pith_short_8: K6C7QQ3X

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/K6C7QQ3X3EQJQJKHNKEF3G624P \
  | 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: 5785f84377d9209825476a885d9bdae3f16be95efdad676504d710ced76dd5fe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "04d42eb28b2a2cb37d477e39708e26c9770c8778026cfef7cacc57e1a9907b31",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2020-09-21T18:01:58Z",
    "title_canon_sha256": "3d2071ce869f64cc8f0480d0601b444b44bf6e68ca8eb30abe8e71e4f5a37217"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.10101",
    "kind": "arxiv",
    "version": 2
  }
}