Pith Number

pith:MLZIPNS3

pith:2024:MLZIPNS3FDV7XRH3TVOBKBKGFB

not attested not anchored not stored refs pending

Piecewise Polynomial Tensor Network Quantum Feature Encoding

Matthias Kabel, Mazen Ali

arxiv:2402.07671 v5 · 2024-02-12 · 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{MLZIPNS3FDV7XRH3TVOBKBKGFB}

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	2026-07-05T09:56:20.753618Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

62f287b65b28ebfbc4fb9d5c150546286ceb6d8c4b987f599edede3512e35b05

Aliases

arxiv: 2402.07671 · arxiv_version: 2402.07671v5 · doi: 10.48550/arxiv.2402.07671 · pith_short_12: MLZIPNS3FDV7 · pith_short_16: MLZIPNS3FDV7XRH3 · pith_short_8: MLZIPNS3

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/MLZIPNS3FDV7XRH3TVOBKBKGFB \
  | 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: 62f287b65b28ebfbc4fb9d5c150546286ceb6d8c4b987f599edede3512e35b05

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "16181abb09b0561a7106fe0d2b53a25fb66b8f08dac5d56d3a4766bb22228c28",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2024-02-12T14:26:33Z",
    "title_canon_sha256": "c954749bcdf62208cd5ec572277066947ac9bd2f9864f0e1d9e9be2f7f81332a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2402.07671",
    "kind": "arxiv",
    "version": 5
  }
}