Pith Number

pith:ZSXYD7EN

pith:2026:ZSXYD7ENVVMJ3LOVUMHJEAPSWX

not attested not anchored not stored refs pending

An Entropy-Governed Speedup for Quantum Algorithms on Local Hamiltonians

(2) University of Hyogo, Fran\c{c}ois Le Gall (1), Japan, Japan), Ranitha Mataraarachchi (1), Suguru Tamaki (2) ((1) Nagoya University

arxiv:2605.18241 v1 · 2026-05-18 · quant-ph · cs.CC · cs.DS

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZSXYD7ENVVMJ3LOVUMHJEAPSWX}

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	2026-05-20T00:05:51.853413Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ccaf81fc8dad589dadd5a30e9201f2b5ec33e82eae3e8284a8d2f4f814f7ff54

Aliases

arxiv: 2605.18241 · arxiv_version: 2605.18241v1 · doi: 10.48550/arxiv.2605.18241 · pith_short_12: ZSXYD7ENVVMJ · pith_short_16: ZSXYD7ENVVMJ3LOV · pith_short_8: ZSXYD7EN

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/ZSXYD7ENVVMJ3LOVUMHJEAPSWX \
  | 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: ccaf81fc8dad589dadd5a30e9201f2b5ec33e82eae3e8284a8d2f4f814f7ff54

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8dc0c82fd5437d39b71e3a25cae75a00c35d6bcea6829828c8a9c23e1fd4b76f",
    "cross_cats_sorted": [
      "cs.CC",
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-05-18T11:36:43Z",
    "title_canon_sha256": "a943612aa9a806231db65ec92149e4f18149d155f728fc71853bff7b96d11ca4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.18241",
    "kind": "arxiv",
    "version": 1
  }
}