Pith Number

pith:ZCWZ7PZF

pith:2023:ZCWZ7PZF6BBQ7ZYIF2KQTZLES5

not attested not anchored not stored refs pending

Efficiency of neural-network state representations of one-dimensional quantum spin systems

2) ((1) Joint Quantum Institute, (2) National Institute of Standards, Charles W. Clark (1, College Park, Gaithersburg, Maryland, MD, NIST/University of Maryland, Ruizhi Pan (1), Technology, USA, USA)

arxiv:2302.00173 v2 · 2023-02-01 · quant-ph · cond-mat.dis-nn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZCWZ7PZF6BBQ7ZYIF2KQTZLES5}

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	2026-07-05T08:21:37.690135Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c8ad9fbf25f0430fe7082e9509e56497576b835815b0fdc36b2166f22e8dc3f0

Aliases

arxiv: 2302.00173 · arxiv_version: 2302.00173v2 · doi: 10.48550/arxiv.2302.00173 · pith_short_12: ZCWZ7PZF6BBQ · pith_short_16: ZCWZ7PZF6BBQ7ZYI · pith_short_8: ZCWZ7PZF

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/ZCWZ7PZF6BBQ7ZYIF2KQTZLES5 \
  | 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: c8ad9fbf25f0430fe7082e9509e56497576b835815b0fdc36b2166f22e8dc3f0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7f84f0c577d2b3219da3c4ec33970a532f9e7894260aca652bffd578619f53a0",
    "cross_cats_sorted": [
      "cond-mat.dis-nn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2023-02-01T01:44:03Z",
    "title_canon_sha256": "2ec3655a270a3866a014c5761959dc7a8474c4ab6938fe3c68892a8654a8371d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2302.00173",
    "kind": "arxiv",
    "version": 2
  }
}