Pith Number

pith:AQN5YTKF

pith:2013:AQN5YTKF5UFT4ISK7IXRH2BVDP

not attested not anchored not stored refs pending

Ground state of three qubits coupled to a harmonic oscillator with ultrastrong coupling

Li-Tuo Shen, Rong-Xin Chen, Zhen-Biao Yang

arxiv:1305.1226 v3 · 2013-05-06 · 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{AQN5YTKF5UFT4ISK7IXRH2BVDP}

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	2026-05-18T03:08:37.552181Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

041bdc4d45ed0b3e224afa2f13e8351bebd012253c9ec9d8f68aaed8db9a9137

Aliases

arxiv: 1305.1226 · arxiv_version: 1305.1226v3 · doi: 10.48550/arxiv.1305.1226 · pith_short_12: AQN5YTKF5UFT · pith_short_16: AQN5YTKF5UFT4ISK · pith_short_8: AQN5YTKF

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/AQN5YTKF5UFT4ISK7IXRH2BVDP \
  | 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: 041bdc4d45ed0b3e224afa2f13e8351bebd012253c9ec9d8f68aaed8db9a9137

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0588da20b10ac9c1cb36f4e2a7095c7b6d9ca9111949d288e68dfc8498d16718",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-05-06T15:41:28Z",
    "title_canon_sha256": "35dbaf2a0ab7ebfd8b62b98fee91d992ebea447984e24951c9e44da51f9be09f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.1226",
    "kind": "arxiv",
    "version": 3
  }
}