Pith Number

pith:FV5EDAXD

pith:2013:FV5EDAXDTZ4XLWRL3SYTLHN75U

not attested not anchored not stored refs pending

Fluxon readout of a superconducting qubit

Alexey V. Ustinov, Anastasia V. Shcherbakova, Detlef Beckmann, Kirill G. Fedorov, Michael J. Wolf

arxiv:1304.0645 v2 · 2013-04-02 · cond-mat.supr-con

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

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	2026-05-18T01:50:50.011869Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2d7a4182e39e7975da2bdcb1359dbfed0fe3f992e96a80f1faca62a62f64d527

Aliases

arxiv: 1304.0645 · arxiv_version: 1304.0645v2 · doi: 10.48550/arxiv.1304.0645 · pith_short_12: FV5EDAXDTZ4X · pith_short_16: FV5EDAXDTZ4XLWRL · pith_short_8: FV5EDAXD

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/FV5EDAXDTZ4XLWRL3SYTLHN75U \
  | 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: 2d7a4182e39e7975da2bdcb1359dbfed0fe3f992e96a80f1faca62a62f64d527

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac34ad136614aec2066bc3496e31dc5c7532cbbe63a70572a584ee09496e7e83",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2013-04-02T14:29:50Z",
    "title_canon_sha256": "9182af478c404a2aaf1894e79277204f69fa7c949da5c3cab46d1a352406a138"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.0645",
    "kind": "arxiv",
    "version": 2
  }
}