Pith Number

pith:3CFRUIYJ

pith:2026:3CFRUIYJJXW6PV4FBYRGENPKJA

not attested not anchored not stored refs pending

A Compact Broadband Purcell Filter for Superconducting Quantum Circuits in a 3D Flip-Chip Architecture

Amelie Hagelauer, Anirban Bhattacharjee, Christian M.F. Schneider, Ivan Tsitsilin, Lea Richard, Stefan Filipp, Zhen Luo

arxiv:2603.16693 v2 · 2026-03-17 · 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{3CFRUIYJJXW6PV4FBYRGENPKJA}

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	2026-07-02T01:17:29.641990Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d88b1a23094dede7d7850e226235ea48349d9edb36f15b1c1add61a4464eaec1

Aliases

arxiv: 2603.16693 · arxiv_version: 2603.16693v2 · doi: 10.48550/arxiv.2603.16693 · pith_short_12: 3CFRUIYJJXW6 · pith_short_16: 3CFRUIYJJXW6PV4F · pith_short_8: 3CFRUIYJ

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/3CFRUIYJJXW6PV4FBYRGENPKJA \
  | 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: d88b1a23094dede7d7850e226235ea48349d9edb36f15b1c1add61a4464eaec1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "09e760b2269dc7657fba775b464bf0c3cdcdc29b72e78f82a6bea161537bc88e",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-03-17T15:50:18Z",
    "title_canon_sha256": "6d83d95a1d3aead747ca631001655033923c83c919039f0bd573f5cd27e525c8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2603.16693",
    "kind": "arxiv",
    "version": 2
  }
}