Pith Number

pith:MBAQHAM4

pith:2020:MBAQHAM45X64R6H5WAEQ6TOECA

not attested not anchored not stored refs pending

Quadratic speedup for simulating Gaussian boson sampling

Bryn A. Bell, Haoyu Qi, Juan Miguel Arrazola, Nicol\'as Quesada, Rachel S. Chadwick, Ra\'ul Garc\'ia-Patr\'on, Trevor Vincent

arxiv:2010.15595 v4 · 2020-10-29 · 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{MBAQHAM45X64R6H5WAEQ6TOECA}

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	2026-07-05T03:02:41.434307Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

604103819cedfdc8f8fdb0090f4dc4101f075c26a9ee6d3a4b64d3f400ad4d0d

Aliases

arxiv: 2010.15595 · arxiv_version: 2010.15595v4 · doi: 10.48550/arxiv.2010.15595 · pith_short_12: MBAQHAM45X64 · pith_short_16: MBAQHAM45X64R6H5 · pith_short_8: MBAQHAM4

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/MBAQHAM45X64R6H5WAEQ6TOECA \
  | 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: 604103819cedfdc8f8fdb0090f4dc4101f075c26a9ee6d3a4b64d3f400ad4d0d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3c7345e257a7e05cf490a63766cfd3fa0a4a0ad2316488403b325e7543c9d994",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2020-10-29T13:53:30Z",
    "title_canon_sha256": "d31734f9bb86301f5655afadddeeffd36939e30c91475aa76849c02fd0b5d88d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2010.15595",
    "kind": "arxiv",
    "version": 4
  }
}