Pith Number

pith:SEKGB7VS

pith:2022:SEKGB7VSZ45PUUP2R6VVNGWHZX

not attested not anchored not stored refs pending

Linear Cross Entropy Benchmarking with Clifford Circuits

Cupjin Huang, Dawei Ding, Jianxin Chen, Linghang Kong

arxiv:2206.08293 v1 · 2022-06-16 · 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{SEKGB7VSZ45PUUP2R6VVNGWHZX}

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	2026-07-05T09:32:38.580556Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

911460feb2cf3afa51fa8fab569ac7cde068c65739fd19162230f6fd7e3e6682

Aliases

arxiv: 2206.08293 · arxiv_version: 2206.08293v1 · doi: 10.48550/arxiv.2206.08293 · pith_short_12: SEKGB7VSZ45P · pith_short_16: SEKGB7VSZ45PUUP2 · pith_short_8: SEKGB7VS

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/SEKGB7VSZ45PUUP2R6VVNGWHZX \
  | 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: 911460feb2cf3afa51fa8fab569ac7cde068c65739fd19162230f6fd7e3e6682

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c75a443b5770c328f7b108f94b86a56677eeacdda3bed3268921102106350b5b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2022-06-16T16:49:22Z",
    "title_canon_sha256": "ed2cd322da3737bb703e820cf31006d8d64c18cee906c87f190361eb59efd6fc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2206.08293",
    "kind": "arxiv",
    "version": 1
  }
}