Pith Number

pith:TYQP74AA

pith:2019:TYQP74AAMCIRFOGIQSQTAXLBRI

not attested not anchored not stored refs pending

Multifunctional quantum thermal device utilizing three qubits

Bao-qing Guo, Chang-shui Yu, Tong Liu

arxiv:1902.08790 v1 · 2019-02-23 · 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{TYQP74AAMCIRFOGIQSQTAXLBRI}

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	2026-05-17T23:51:41.676283Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9e20fff000609112b8c884a1305d618a3667ce54a3ce9bf50e885934f758a63b

Aliases

arxiv: 1902.08790 · arxiv_version: 1902.08790v1 · doi: 10.48550/arxiv.1902.08790 · pith_short_12: TYQP74AAMCIR · pith_short_16: TYQP74AAMCIRFOGI · pith_short_8: TYQP74AA

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/TYQP74AAMCIRFOGIQSQTAXLBRI \
  | 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: 9e20fff000609112b8c884a1305d618a3667ce54a3ce9bf50e885934f758a63b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c6401d70013ff91d46603760a10a8d4729654e90d39190b1a80a01256e4081c4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-02-23T14:09:11Z",
    "title_canon_sha256": "793c7079058624ac4d1dfc9a7278f1d7fcfd9bf5cbba0d3941350895c86063cf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.08790",
    "kind": "arxiv",
    "version": 1
  }
}