Pith Number

pith:L7DX2WZK

pith:2019:L7DX2WZKO6JZKACTQU3ER2YSZY

not attested not anchored not stored refs pending

Applying Quantum Hardware to non-Scientific Problems: Grover's Algorithm and Rule-based Algorithmic Music Composition

Alexis Kirke

arxiv:1902.04237 v3 · 2019-02-02 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{L7DX2WZKO6JZKACTQU3ER2YSZY}

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	2026-05-17T23:39:24.881897Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5fc77d5b2a7793950053853648eb12ce32a2bf7dceb8273046e5ec126b277985

Aliases

arxiv: 1902.04237 · arxiv_version: 1902.04237v3 · doi: 10.48550/arxiv.1902.04237 · pith_short_12: L7DX2WZKO6JZ · pith_short_16: L7DX2WZKO6JZKACT · pith_short_8: L7DX2WZK

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/L7DX2WZKO6JZKACTQU3ER2YSZY \
  | 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: 5fc77d5b2a7793950053853648eb12ce32a2bf7dceb8273046e5ec126b277985

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "51d78738ce9fe432ca6fa86089058684202d9bf3c782a76eb09ba09cb30812fd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2019-02-02T13:19:05Z",
    "title_canon_sha256": "03026163f5fc039e5a73edc6ff153588fddfda18acecd8f2ab91373ce5e35501"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.04237",
    "kind": "arxiv",
    "version": 3
  }
}