Pith Number

pith:OIPJAAI4

pith:2026:OIPJAAI4NADZA7E6GJNPGDD26B

not attested not anchored not stored refs pending

Feasibility-driven QAOA with penalty scheduling

Daniele Dragoni, Francesco Ferrari, Matteo Vandelli

arxiv:2606.25117 v1 · 2026-06-23 · 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{OIPJAAI4NADZA7E6GJNPGDD26B}

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	2026-06-25T00:18:18.531338Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

721e90011c6807907c9e325af30c7af04a819b92d6d1459ab9369a217a09a904

Aliases

arxiv: 2606.25117 · arxiv_version: 2606.25117v1 · doi: 10.48550/arxiv.2606.25117 · pith_short_12: OIPJAAI4NADZ · pith_short_16: OIPJAAI4NADZA7E6 · pith_short_8: OIPJAAI4

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/OIPJAAI4NADZA7E6GJNPGDD26B \
  | 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: 721e90011c6807907c9e325af30c7af04a819b92d6d1459ab9369a217a09a904

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a11d2b41f2328a14bd4e9215c97988b988390c5a5b91e00520c3108223f723ee",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-06-23T19:44:00Z",
    "title_canon_sha256": "d2339ac826cc7427bc2981d2ddb0e96ec6430c695f7129cab9ac1f93073a5939"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.25117",
    "kind": "arxiv",
    "version": 1
  }
}