Pith Number

pith:DUJV4GDP

pith:2018:DUJV4GDPHEYK4WETOSJB6XDWFM

not attested not anchored not stored refs pending

Ultra-precision DC source for Superconducting Quantum Computer

Cheng Guo, Chengzhi Peng, Futian Liang, Ge Jin, Jin Lin, Lihua Sun, Peng Miao, Shengkai Liao, Yu Xu

arxiv:1806.02645 v1 · 2018-06-07 · physics.ins-det · 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{DUJV4GDPHEYK4WETOSJB6XDWFM}

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	2026-05-18T00:13:56.117120Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1d135e186f3930ae589374921f5c762b3fea2fabac2fe8f39fd5392e45385e5a

Aliases

arxiv: 1806.02645 · arxiv_version: 1806.02645v1 · doi: 10.48550/arxiv.1806.02645 · pith_short_12: DUJV4GDPHEYK · pith_short_16: DUJV4GDPHEYK4WET · pith_short_8: DUJV4GDP

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/DUJV4GDPHEYK4WETOSJB6XDWFM \
  | 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: 1d135e186f3930ae589374921f5c762b3fea2fabac2fe8f39fd5392e45385e5a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "192bc22b9309c867f55bd6d90262c45adb872521baaad24d96e34c777df78b7b",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2018-06-07T12:41:22Z",
    "title_canon_sha256": "5ef7492844f688486170135efa9069f045af1bad5d0a83cbebdb3ca052ceeefb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.02645",
    "kind": "arxiv",
    "version": 1
  }
}