Pith Number

pith:JBVIGZ5O

pith:2022:JBVIGZ5OR5GDSRITHOSHLJE6YH

not attested not anchored not stored refs pending

Benchmarking the performance of portfolio optimization with QAOA

Amandeep Singh Bhatia, Daniel Braun, Gerhard Hellstern, Ilia Polian, Matthias H\"uls, Sebastian Brandhofer, Thomas Wellens, Vanessa Dehn, Yanjun Ji

arxiv:2207.10555 v1 · 2022-07-21 · 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{JBVIGZ5OR5GDSRITHOSHLJE6YH}

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	2026-07-05T06:42:56.543151Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

486a8367ae8f4c3945133ba475a49ec1d7a6304b505cda9897b5800fc01e8a79

Aliases

arxiv: 2207.10555 · arxiv_version: 2207.10555v1 · doi: 10.48550/arxiv.2207.10555 · pith_short_12: JBVIGZ5OR5GD · pith_short_16: JBVIGZ5OR5GDSRIT · pith_short_8: JBVIGZ5O

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/JBVIGZ5OR5GDSRITHOSHLJE6YH \
  | 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: 486a8367ae8f4c3945133ba475a49ec1d7a6304b505cda9897b5800fc01e8a79

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b0a75a022c89b1c75ca1d0dda93ed303ee988dab4b992f165fdbca6dad6ed0d6",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2022-07-21T15:53:46Z",
    "title_canon_sha256": "dc007d6715e16ba03614b10e24dc911ea29f943d8228b4a6f2591b6eb9108bce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2207.10555",
    "kind": "arxiv",
    "version": 1
  }
}