Pith Number

pith:NGQTO3O3

pith:2015:NGQTO3O3SD5I6LHVOJSBEN45MS

not attested not anchored not stored refs pending

Dual cut-off dc-tunable microwave low-pass filter on superconducting Nb microstrips with asymmetric nanogrooves

Michael Huth, Oleksandr V. Dobrovolskiy

arxiv:1504.01937 v1 · 2015-04-08 · cond-mat.supr-con

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NGQTO3O3SD5I6LHVOJSBEN45MS}

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	2026-05-18T00:45:26.327077Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

69a1376ddb90fa8f2cf5726412379d64b607303c84a493af9dc09b1f58040f38

Aliases

arxiv: 1504.01937 · arxiv_version: 1504.01937v1 · doi: 10.48550/arxiv.1504.01937 · pith_short_12: NGQTO3O3SD5I · pith_short_16: NGQTO3O3SD5I6LHV · pith_short_8: NGQTO3O3

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/NGQTO3O3SD5I6LHVOJSBEN45MS \
  | 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: 69a1376ddb90fa8f2cf5726412379d64b607303c84a493af9dc09b1f58040f38

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3d7a4d7cfa1a48341509fae1a6b431f3e7f39e158d3250ded968b5512b2dea58",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2015-04-08T12:39:52Z",
    "title_canon_sha256": "71e494ce9647c32edf46593e4636236f17cee21c76099c44a27e8b6a728b04eb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.01937",
    "kind": "arxiv",
    "version": 1
  }
}