Pith Number

pith:CNRDOXIT

pith:2018:CNRDOXITLVDIV23AQOSIRNNUYZ

not attested not anchored not stored refs pending

Hierarchical quantum classifiers

Andrew G. Green, Andrew Hallam, Edward Grant, Joshua Lockhart, Marcello Benedetti, Shuxiang Cao, Simone Severini, Vid Stojevic

arxiv:1804.03680 v2 · 2018-04-10 · 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{CNRDOXITLVDIV23AQOSIRNNUYZ}

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.

Cited by

2 papers in Pith

Evaluating quantum circuits in the reservoir computing paradigm

PennyLane: Automatic differentiation of hybrid quantum-classical computations

Receipt and verification

First computed	2026-05-17T23:56:04.015284Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1362375d135d468aeb6083a488b5b4c6763875b7206a598ca5062f7235664fd6

Aliases

arxiv: 1804.03680 · arxiv_version: 1804.03680v2 · doi: 10.48550/arxiv.1804.03680 · pith_short_12: CNRDOXITLVDI · pith_short_16: CNRDOXITLVDIV23A · pith_short_8: CNRDOXIT

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/CNRDOXITLVDIV23AQOSIRNNUYZ \
  | 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: 1362375d135d468aeb6083a488b5b4c6763875b7206a598ca5062f7235664fd6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e728e359359f3517343710d481cd354c4109975e1f2275fd63da425bc05c6eb6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-04-10T18:34:53Z",
    "title_canon_sha256": "2e7b7b2e4f639d153f1d20b099ddcb4ea1ccf07bc1d0164cd50fb9336ff62881"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.03680",
    "kind": "arxiv",
    "version": 2
  }
}