Pith Number

pith:CWM4EFGM

pith:2025:CWM4EFGMQXHOJNBZHDWOHJTDRJ

not attested not anchored not stored refs pending

Efficiently learning fermionic unitaries with few non-Gaussian gates

Alexey Gorshkov, Mauro E.S. Morales, Sharoon Austin

arxiv:2504.15356 v1 · 2025-04-21 · 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{CWM4EFGMQXHOJNBZHDWOHJTDRJ}

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	2026-07-05T10:52:01.346429Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1599c214cc85cee4b43938ece3a6638a66f252be68a65201c85a631073e5935d

Aliases

arxiv: 2504.15356 · arxiv_version: 2504.15356v1 · doi: 10.48550/arxiv.2504.15356 · pith_short_12: CWM4EFGMQXHO · pith_short_16: CWM4EFGMQXHOJNBZ · pith_short_8: CWM4EFGM

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/CWM4EFGMQXHOJNBZHDWOHJTDRJ \
  | 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: 1599c214cc85cee4b43938ece3a6638a66f252be68a65201c85a631073e5935d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "941fdb2fe7693cb597ba15a50777c49869d9c23f5729771112d6904fed328a9c",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2025-04-21T18:02:39Z",
    "title_canon_sha256": "9d839758d3078dc60048d8492fdd9c5c05875b1cf90d3bffedadd820c0e483fe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.15356",
    "kind": "arxiv",
    "version": 1
  }
}