Pith Number

pith:P3UQLNSA

pith:2017:P3UQLNSAH2DNL7HSO4SRYHNSKP

not attested not anchored not stored refs pending

Gaussian Boson Sampling for perfect matchings of arbitrary graphs

Christian Weedbrook, Daiqin Su, Kamil Br\'adler, Patrick Rebentrost, Pierre-Luc Dallaire-Demers

arxiv:1712.06729 v1 · 2017-12-19 · 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{P3UQLNSAH2DNL7HSO4SRYHNSKP}

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	2026-05-18T00:05:32.277998Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7ee905b6403e86d5fcf277251c1db253fd68b92ed48ddab16e2f835b82c8c1a6

Aliases

arxiv: 1712.06729 · arxiv_version: 1712.06729v1 · doi: 10.48550/arxiv.1712.06729 · pith_short_12: P3UQLNSAH2DN · pith_short_16: P3UQLNSAH2DNL7HS · pith_short_8: P3UQLNSA

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/P3UQLNSAH2DNL7HSO4SRYHNSKP \
  | 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: 7ee905b6403e86d5fcf277251c1db253fd68b92ed48ddab16e2f835b82c8c1a6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "074991542173cf59fa540049852f22be0a5c0799e13fa0535d250e852e8d6d40",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2017-12-19T00:44:49Z",
    "title_canon_sha256": "df67885855003d7e50fd1fd3932dd2d113eec6fbd31a1a26807c153461c7d342"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.06729",
    "kind": "arxiv",
    "version": 1
  }
}