Pith Number

pith:EQ7SV6XW

pith:2020:EQ7SV6XWWWPZ3W5XUAPAW6INVA

not attested not anchored not stored refs pending

Two-level systems in superconducting quantum devices due to trapped quasiparticles

A. V. Danilov, A. Ya. Tzalenchuk, J. J. Burnett, L. B. Ioffe, L. Faoro, S. E. de Graaf, S. E. Kubatkin, S. Mahashabde, T. Lindstr\"om

arxiv:2004.02485 v1 · 2020-04-06 · 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{EQ7SV6XWWWPZ3W5XUAPAW6INVA}

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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

Bogolyubov excitons as a microscopic origin of two-level systems

Receipt and verification

First computed	2026-07-05T02:04:40.177714Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

243f2afaf6b59f9ddbb7a01e0b790da815ef3b53c95c2c38578afbdd371f33b8

Aliases

arxiv: 2004.02485 · arxiv_version: 2004.02485v1 · doi: 10.48550/arxiv.2004.02485 · pith_short_12: EQ7SV6XWWWPZ · pith_short_16: EQ7SV6XWWWPZ3W5X · pith_short_8: EQ7SV6XW

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/EQ7SV6XWWWPZ3W5XUAPAW6INVA \
  | 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: 243f2afaf6b59f9ddbb7a01e0b790da815ef3b53c95c2c38578afbdd371f33b8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0831495dd47f93279cb46205f935d3cf1b40ec15d026e0cd9cff113b01ad2026",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2020-04-06T08:38:28Z",
    "title_canon_sha256": "48e630bc92ca9b05ed00e6dafed3d9366705f49ec415084325d58fceb9aecb48"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.02485",
    "kind": "arxiv",
    "version": 1
  }
}