Pith Number

pith:CL5UPCDF

pith:2017:CL5UPCDF353CA24GVEYQY4UY6X

not attested not anchored not stored refs pending

Implementing a distance-based classifier with a quantum interference circuit

Francesco Petruccione, Maria Schuld, Mark Fingerhuth

arxiv:1703.10793 v2 · 2017-03-31 · 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{CL5UPCDF353CA24GVEYQY4UY6X}

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	2026-05-18T00:25:58.326817Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

12fb478865df76206b86a9310c7298f5c796526b58dfc741fd6eb68f63bdf38f

Aliases

arxiv: 1703.10793 · arxiv_version: 1703.10793v2 · doi: 10.48550/arxiv.1703.10793 · pith_short_12: CL5UPCDF353C · pith_short_16: CL5UPCDF353CA24G · pith_short_8: CL5UPCDF

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/CL5UPCDF353CA24GVEYQY4UY6X \
  | 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: 12fb478865df76206b86a9310c7298f5c796526b58dfc741fd6eb68f63bdf38f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "356503b5428a0ec69e7dfe31fabb48eff8640b37f7cb97269fd70e5465ceab0b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2017-03-31T08:32:54Z",
    "title_canon_sha256": "9cf231149896a8164821afb4f5201695babac67d03e4f9b8c56e63216fbb5751"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.10793",
    "kind": "arxiv",
    "version": 2
  }
}