Pith Number

pith:CGIZF6ZM

pith:2026:CGIZF6ZMP6QX5KL6B6C66N5I2L

not attested not anchored not stored refs pending

Quantum Computing Algebra (QCA), the theory and implementation

Dietmar Hildenbrand, Jaroslav Hrdina, Oliver Rettig

arxiv:2606.17621 v1 · 2026-06-16 · quant-ph · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CGIZF6ZMP6QX5KL6B6C66N5I2L}

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	2026-06-19T16:10:17.444119Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

119192fb2c7fa17ea97e0f85ef37a8d2eb11c38b173c014c20ae5b8e4d13a097

Aliases

arxiv: 2606.17621 · arxiv_version: 2606.17621v1 · doi: 10.48550/arxiv.2606.17621 · pith_short_12: CGIZF6ZMP6QX · pith_short_16: CGIZF6ZMP6QX5KL6 · pith_short_8: CGIZF6ZM

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/CGIZF6ZMP6QX5KL6B6C66N5I2L \
  | 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: 119192fb2c7fa17ea97e0f85ef37a8d2eb11c38b173c014c20ae5b8e4d13a097

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1ea188c6473ce82a53d746ea3ae0ff85a2d83dfee4cb318da8af400b9a9f04b2",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-06-16T07:27:40Z",
    "title_canon_sha256": "7ef5a80366d90787921a4639aa14dee03d3cf47d45079c8d4a5aadbb613cf6ac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.17621",
    "kind": "arxiv",
    "version": 1
  }
}