Pith Number

pith:WDBXND2I

pith:2019:WDBXND2IVQSJI7JEKSL46WN3S7

not attested not anchored not stored refs pending

Noise in BosonSampling and the threshold of efficient classical simulatability

Valery Shchesnovich

arxiv:1902.02258 v7 · 2019-02-06 · quant-ph · cs.CC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WDBXND2IVQSJI7JEKSL46WN3S7}

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.

Cited by

1 paper in Pith

Speedup in Classical Simulation of Gaussian Boson Sampling

Receipt and verification

First computed	2026-07-04T23:50:36.276030Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b0c3768f48ac24947d245497cf59bb97c771104633636c33065507e8674f2436

Aliases

arxiv: 1902.02258 · arxiv_version: 1902.02258v7 · doi: 10.48550/arxiv.1902.02258 · pith_short_12: WDBXND2IVQSJ · pith_short_16: WDBXND2IVQSJI7JE · pith_short_8: WDBXND2I

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/WDBXND2IVQSJI7JEKSL46WN3S7 \
  | 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: b0c3768f48ac24947d245497cf59bb97c771104633636c33065507e8674f2436

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "77b9ba74adc7f76ef2845f8bfc17e228b1723e25168a653891ec04c3c21abb39",
    "cross_cats_sorted": [
      "cs.CC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-02-06T16:21:23Z",
    "title_canon_sha256": "64037e770c22b46cd4970ce2b09fbc1f0568e9d230b30e5e1c07d270db7bf37d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.02258",
    "kind": "arxiv",
    "version": 7
  }
}