Pith Number

pith:CQPALQY7

pith:2026:CQPALQY7AQ3S4YYTO7J3DCWZJS

not attested not anchored not stored refs pending

Local and Multi-Scale Strategies to Mitigate Exponential Concentration in Quantum Kernels

Claudia Zendejas-Morales, Debashis Saikia, Utkarsh Singh

arxiv:2602.16097 v2 · 2026-02-18 · 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{CQPALQY7AQ3S4YYTO7J3DCWZJS}

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	2026-08-05T00:41:29.862935Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

141e05c31f04372e631377d3b18ad94cb0f0eb3ca539667a29657bd2d33d0f11

Aliases

arxiv: 2602.16097 · arxiv_version: 2602.16097v2 · doi: 10.48550/arxiv.2602.16097 · pith_short_12: CQPALQY7AQ3S · pith_short_16: CQPALQY7AQ3S4YYT · pith_short_8: CQPALQY7

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/CQPALQY7AQ3S4YYTO7J3DCWZJS \
  | 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: 141e05c31f04372e631377d3b18ad94cb0f0eb3ca539667a29657bd2d33d0f11

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ac65f6ff315b6293c2c372f6af0a3fc950d94c16ac12f59915225dd27018357",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-02-18T00:00:56Z",
    "title_canon_sha256": "2b2cbcdbd7bcc5f63e3b507dd6f345341d5adf1d4765da40cb36604448ac814c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2602.16097",
    "kind": "arxiv",
    "version": 2
  }
}