Pith Number

pith:JQCXWM64

pith:2019:JQCXWM64SWSTJDBPV65QCR6AMJ

not attested not anchored not stored refs pending

Speedup in Classical Simulation of Gaussian Boson Sampling

Bin Cheng, Bujiao Wu, Jialin Zhang, Man-Hong Yung, Xiaoming Sun

arxiv:1908.10070 v1 · 2019-08-27 · 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{JQCXWM64SWSTJDBPV65QCR6AMJ}

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	2026-07-04T23:59:53.563348Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4c057b33dc95a5348c2fafbb0147c0626f8aa789f77d2f7c1e6b6da946fc63b3

Aliases

arxiv: 1908.10070 · arxiv_version: 1908.10070v1 · doi: 10.48550/arxiv.1908.10070 · pith_short_12: JQCXWM64SWST · pith_short_16: JQCXWM64SWSTJDBP · pith_short_8: JQCXWM64

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/JQCXWM64SWSTJDBPV65QCR6AMJ \
  | 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: 4c057b33dc95a5348c2fafbb0147c0626f8aa789f77d2f7c1e6b6da946fc63b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5d8535c3567d5f09bade2585663156420210aee38b25a81fb6555ce5d620575a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-08-27T08:12:55Z",
    "title_canon_sha256": "ed937af959c85e1a0d08005725bd398fdac3f1c1b00cc7fb8a3d232208be2e42"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.10070",
    "kind": "arxiv",
    "version": 1
  }
}