Pith Number

pith:YY5PPP3F

pith:2024:YY5PPP3FFLQRENRMPFXMYVOQYX

not attested not anchored not stored refs pending

Quantum Speedup for Spectral Approximation of Kronecker Products

Ruizhe Zhang, Yeqi Gao, Zhao Song

arxiv:2402.07027 v1 · 2024-02-10 · cs.DS · cs.ET · cs.LG · math.QA · 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{YY5PPP3FFLQRENRMPFXMYVOQYX}

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	2026-07-05T07:44:46.736210Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c63af7bf652ae112362c796ecc55d0c5c91f6eac8681fbd4706b4acbfdbb44bc

Aliases

arxiv: 2402.07027 · arxiv_version: 2402.07027v1 · doi: 10.48550/arxiv.2402.07027 · pith_short_12: YY5PPP3FFLQR · pith_short_16: YY5PPP3FFLQRENRM · pith_short_8: YY5PPP3F

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/YY5PPP3FFLQRENRMPFXMYVOQYX \
  | 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: c63af7bf652ae112362c796ecc55d0c5c91f6eac8681fbd4706b4acbfdbb44bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dfece1291bc77cae6d46f542bbb53e17486998f634059c7a57ddbf9599eee984",
    "cross_cats_sorted": [
      "cs.ET",
      "cs.LG",
      "math.QA",
      "quant-ph"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2024-02-10T19:21:29Z",
    "title_canon_sha256": "d8fe8d36b96b014a9819506ae5ee82cc59e0f6b7e3152ff9a103e81e4c99c4d3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2402.07027",
    "kind": "arxiv",
    "version": 1
  }
}