Pith Number

pith:H4BSWVKI

pith:2010:H4BSWVKITOMAEX2HYBI6FTZ3PQ

not attested not anchored not stored refs pending

Noise Performance of Lumped Element Direct Current Superconducting Quantum Interference Device Amplifiers in the 4 GHz-8 GHz Range

Jose Aumentado, Kent Irwin, Lafe Spietz, Minhyea Lee

arxiv:1009.4673 v1 · 2010-09-23 · cond-mat.supr-con · physics.ins-det

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{H4BSWVKITOMAEX2HYBI6FTZ3PQ}

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	2026-05-18T02:05:18.033567Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3f032b55489b98025f47c051e2cf3b7c0b0b6e9b04f86f38af0e3f44187dad56

Aliases

arxiv: 1009.4673 · arxiv_version: 1009.4673v1 · doi: 10.48550/arxiv.1009.4673 · pith_short_12: H4BSWVKITOMA · pith_short_16: H4BSWVKITOMAEX2H · pith_short_8: H4BSWVKI

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/H4BSWVKITOMAEX2HYBI6FTZ3PQ \
  | 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: 3f032b55489b98025f47c051e2cf3b7c0b0b6e9b04f86f38af0e3f44187dad56

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "20295856965af3f188a1c6346ca0b2bdf2e50d0d914c0d53a3844f9d3d14a22e",
    "cross_cats_sorted": [
      "physics.ins-det"
    ],
    "license": "http://creativecommons.org/licenses/publicdomain/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2010-09-23T18:17:48Z",
    "title_canon_sha256": "3e046dcc905257755792e1d6568f48b5f22b060917c29989b5346b0a367a8069"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.4673",
    "kind": "arxiv",
    "version": 1
  }
}