Pith Number

pith:VXQWTGDD

pith:2019:VXQWTGDD3W4NETBAWGOBWDSKK4

not attested not anchored not stored refs pending

All pure fermionic non-Gaussian states are magic states for matchgate computations

Barbara Kraus, Martin Hebenstreit, Mithuna Yoganathan, Richard Jozsa, Sergii Strelchuk

arxiv:1905.08584 v2 · 2019-05-21 · 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{VXQWTGDD3W4NETBAWGOBWDSKK4}

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	2026-07-05T00:02:26.859012Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ade1699863ddb8d24c20b19c1b0e4a572d4b996733023389afc6fff22ee0290f

Aliases

arxiv: 1905.08584 · arxiv_version: 1905.08584v2 · doi: 10.48550/arxiv.1905.08584 · pith_short_12: VXQWTGDD3W4N · pith_short_16: VXQWTGDD3W4NETBA · pith_short_8: VXQWTGDD

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/VXQWTGDD3W4NETBAWGOBWDSKK4 \
  | 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: ade1699863ddb8d24c20b19c1b0e4a572d4b996733023389afc6fff22ee0290f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1d3ac96824d341407a5549cdfda6574b332baecf0c48ce7f9e06b980b6e533d5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-05-21T12:45:37Z",
    "title_canon_sha256": "6c58d1c2c55ab53f2390cee4454c74817acdff4f85a247fb853d0ab164f7fc99"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.08584",
    "kind": "arxiv",
    "version": 2
  }
}