Pith Number

pith:KTOXRD3W

pith:2025:KTOXRD3WWADNLYJ2AMDZILJQSW

not attested not anchored not stored refs pending

Learning Enables Exponential-to-Polynomial Sampling Overhead Scaling in Quantum Divide-and-Conquer for Tree-Structured Circuits

Hiroyuki Harada, Kaito Wada, Naoki Yamamoto, Suguru Endo

arxiv:2512.19623 v2 · 2025-12-22 · 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{KTOXRD3WWADNLYJ2AMDZILJQSW}

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.

Cited by

1 paper in Pith

Scalable quantum circuit knitting using a weak-coupling approximation

Receipt and verification

First computed	2026-07-01T01:18:24.095537Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

54dd788f76b006d5e13a0307942d3095b2b32c4aa99bd010dded80f9c6dd89ca

Aliases

arxiv: 2512.19623 · arxiv_version: 2512.19623v2 · doi: 10.48550/arxiv.2512.19623 · pith_short_12: KTOXRD3WWADN · pith_short_16: KTOXRD3WWADNLYJ2 · pith_short_8: KTOXRD3W

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/KTOXRD3WWADNLYJ2AMDZILJQSW \
  | 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: 54dd788f76b006d5e13a0307942d3095b2b32c4aa99bd010dded80f9c6dd89ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "de18e0f5fe84a22ef6035181aa0fb7f5f8c15953fb7acfec636b2242bea3147d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2025-12-22T17:55:47Z",
    "title_canon_sha256": "6910fdab8a9fd1eaf3355130783db05ca9965b79095a1b072cc62dbe58a01043"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2512.19623",
    "kind": "arxiv",
    "version": 2
  }
}