Pith Number

pith:44YKTGEM

pith:2025:44YKTGEM75SYJPLI7SGQXOQWVL

not attested not anchored not stored refs pending

Optimizing Inter-chip Coupler Link Placement for Modular and Chiplet Quantum Systems

Juntao Chen, Kaixun Hua, Pedro Chumpitaz Flores, Wenqi Wei, Ying Mao, Zefan Du

arxiv:2509.10409 v1 · 2025-09-12 · 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{44YKTGEM75SYJPLI7SGQXOQWVL}

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	2026-07-05T12:11:09.319586Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e730a9988cff6584bd68fc8d0bba16aac78d61558cf5daeae3598169f82383c7

Aliases

arxiv: 2509.10409 · arxiv_version: 2509.10409v1 · doi: 10.48550/arxiv.2509.10409 · pith_short_12: 44YKTGEM75SY · pith_short_16: 44YKTGEM75SYJPLI · pith_short_8: 44YKTGEM

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/44YKTGEM75SYJPLI7SGQXOQWVL \
  | 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: e730a9988cff6584bd68fc8d0bba16aac78d61558cf5daeae3598169f82383c7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f48a303235ca904341072cf4d30144efdfa696af96a9efc480351bacd167e369",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2025-09-12T17:02:40Z",
    "title_canon_sha256": "f43c0a74265028d287958ff1622345367201533192e5a24a57688eb23b05e4d4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.10409",
    "kind": "arxiv",
    "version": 1
  }
}