Pith Number

pith:IOBTV6SB

pith:2022:IOBTV6SBVDDCYJFNQ7VFIU6BZH

not attested not anchored not stored refs pending

Validating quantum-supremacy experiments with exact and fast tensor network contraction

Chu Guo, Dexun Chen, Guangwen Yang, Haohuan Fu, Jiangang Gao, Jiawei Song, Lin Gan, Wei Wu, Wenzhao Wu, Xin Liu, Xinmin Shi, Yaojian Chen, Yong Liu, Zhifeng Zhao

arxiv:2212.04749 v2 · 2022-12-09 · quant-ph · cs.DC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IOBTV6SBVDDCYJFNQ7VFIU6BZH}

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	2026-07-05T07:34:14.594673Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

43833afa41a8c62c24ad87ea5453c1c9c2a0cb4a4698d51a4a6744ec0a137dff

Aliases

arxiv: 2212.04749 · arxiv_version: 2212.04749v2 · doi: 10.48550/arxiv.2212.04749 · pith_short_12: IOBTV6SBVDDC · pith_short_16: IOBTV6SBVDDCYJFN · pith_short_8: IOBTV6SB

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/IOBTV6SBVDDCYJFNQ7VFIU6BZH \
  | 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: 43833afa41a8c62c24ad87ea5453c1c9c2a0cb4a4698d51a4a6744ec0a137dff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "003b3f064d93e0ecbf4de7489f4609e408e909823cfae59d948931a814dff6d6",
    "cross_cats_sorted": [
      "cs.DC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2022-12-09T10:01:02Z",
    "title_canon_sha256": "7ec30cbed61f5f20547f23c69c29d1ec0d7f97730aaf700173a1b7efeb8aa556"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2212.04749",
    "kind": "arxiv",
    "version": 2
  }
}