Pith Number

pith:TWYLHKQ2

pith:2023:TWYLHKQ2F2V6X7V2T6GQEAYR4K

not attested not anchored not stored refs pending

Physics-Constrained Hardware-Efficient Ansatz on Quantum Computers that is Universal, Systematically Improvable, and Size-consistent

Hewang Zhao, Jiajun Ren, Wei-Hai Fang, Xiaoxiao Xiao, Zhendong Li

arxiv:2307.03563 v2 · 2023-07-07 · quant-ph · physics.chem-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{TWYLHKQ2F2V6X7V2T6GQEAYR4K}

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	2026-07-05T07:26:38.499566Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9db0b3aa1a2eabebfeba9f8d020311e286b9aa3ec364c5625746af0f5d6f69f9

Aliases

arxiv: 2307.03563 · arxiv_version: 2307.03563v2 · doi: 10.48550/arxiv.2307.03563 · pith_short_12: TWYLHKQ2F2V6 · pith_short_16: TWYLHKQ2F2V6X7V2 · pith_short_8: TWYLHKQ2

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/TWYLHKQ2F2V6X7V2T6GQEAYR4K \
  | 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: 9db0b3aa1a2eabebfeba9f8d020311e286b9aa3ec364c5625746af0f5d6f69f9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "841172e62957169e482e4492c98d1a35010e0d2156f9fd5c8a3da3d03be994a8",
    "cross_cats_sorted": [
      "physics.chem-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2023-07-07T12:52:20Z",
    "title_canon_sha256": "015b09c8fa67dc25d83d45293c323b0ac172336cd1563f77257fa46aa2e2a900"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2307.03563",
    "kind": "arxiv",
    "version": 2
  }
}