Pith Number

pith:CAFAJ36O

pith:2016:CAFAJ36OTEVW6ZRN34THVORYEL

not attested not anchored not stored refs pending

A decoherence-free subspace in a charge quadrupole qubit

Joydip Ghosh, M. A. Eriksson, Mark Friesen, S. N. Coppersmith

arxiv:1605.01797 v3 · 2016-05-06 · quant-ph · cond-mat.mes-hall

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	2026-05-18T00:40:35.075926Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

100a04efce992b6f662ddf267aba3822c2f44f996bafac775581a190552a5877

Aliases

arxiv: 1605.01797 · arxiv_version: 1605.01797v3 · doi: 10.48550/arxiv.1605.01797 · pith_short_12: CAFAJ36OTEVW · pith_short_16: CAFAJ36OTEVW6ZRN · pith_short_8: CAFAJ36O

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/CAFAJ36OTEVW6ZRN34THVORYEL \
  | 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: 100a04efce992b6f662ddf267aba3822c2f44f996bafac775581a190552a5877

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b5c3d4c17ada868ad268b4219eaee8b9efcdc32ddd67f7abc037290685158338",
    "cross_cats_sorted": [
      "cond-mat.mes-hall"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2016-05-06T01:05:35Z",
    "title_canon_sha256": "04f7c98933ec107bc216c58d8bf18a493899be6a1d916c588c721149cdaa8a7f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.01797",
    "kind": "arxiv",
    "version": 3
  }
}