Pith Number

pith:XRUD4IXV

pith:2013:XRUD4IXVJGR5U37WB6DVHSCFGZ

not attested not anchored not stored refs pending

Ground state of a resonant two-qubit Rabi model in the ultrastrong coupling regime

C. K. Law, Kelvin M. C. Lee

arxiv:1303.3367 v2 · 2013-03-14 · 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{XRUD4IXVJGR5U37WB6DVHSCFGZ}

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	2026-05-18T03:16:28.672442Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bc683e22f549a3da6ff60f8753c845364896eb8540acebe53778f3c158f91431

Aliases

arxiv: 1303.3367 · arxiv_version: 1303.3367v2 · doi: 10.48550/arxiv.1303.3367 · pith_short_12: XRUD4IXVJGR5 · pith_short_16: XRUD4IXVJGR5U37W · pith_short_8: XRUD4IXV

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/XRUD4IXVJGR5U37WB6DVHSCFGZ \
  | 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: bc683e22f549a3da6ff60f8753c845364896eb8540acebe53778f3c158f91431

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "78b940bb74d1cf89dad64c6be2289eaf80c90acfe71e6a4d9d5564ef897a1811",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-03-14T07:25:21Z",
    "title_canon_sha256": "371bb84f3ed02731464fb0f4d3d203d23b6e16208784936e610dd2830b426a38"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.3367",
    "kind": "arxiv",
    "version": 2
  }
}