Pith Number

pith:6WEV2FQD

pith:2009:6WEV2FQD33W4B7DUFLJTGHXFKS

not attested not anchored not stored refs pending

Delayed creation of entanglement in superconducting qubits interacting with a microwave field

M. Abdel-Aty, M. Everitt

arxiv:0904.4201 v2 · 2009-04-27 · 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{6WEV2FQD33W4B7DUFLJTGHXFKS}

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	2026-05-18T02:13:57.022055Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f5895d1603deedc0fc742ad3331ee554b3bd91b8fefc99b21a59a3e940a71715

Aliases

arxiv: 0904.4201 · arxiv_version: 0904.4201v2 · doi: 10.48550/arxiv.0904.4201 · pith_short_12: 6WEV2FQD33W4 · pith_short_16: 6WEV2FQD33W4B7DU · pith_short_8: 6WEV2FQD

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/6WEV2FQD33W4B7DUFLJTGHXFKS \
  | 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: f5895d1603deedc0fc742ad3331ee554b3bd91b8fefc99b21a59a3e940a71715

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e9a22a42d019f7f7ea73e01d4963403759d68bcacc57b5e19e41261af7b41172",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2009-04-27T16:07:54Z",
    "title_canon_sha256": "63814a18a144267602dfd4d6f27f7a01a3b781921d121c35a5c6419215f4c3de"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0904.4201",
    "kind": "arxiv",
    "version": 2
  }
}