Pith Number

pith:QQPON2O2

pith:2021:QQPON2O2TFXET5V3C4XOEEWUUO

not attested not anchored not stored refs pending

LEAP: Scaling Numerical Optimization Based Synthesis Using an Incremental Approach

Costin Iancu, Ed Younis, Ethan Smith, Jeffrey Larson, Marc G. Davis, Wim Lavrijsen

arxiv:2106.11246 v2 · 2021-06-21 · quant-ph · cs.ET

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QQPON2O2TFXET5V3C4XOEEWUUO}

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	2026-07-05T04:49:42.102364Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

841ee6e9da996e49f6bb172ee212d4a3843f04916eb19120a86952bdad13a584

Aliases

arxiv: 2106.11246 · arxiv_version: 2106.11246v2 · doi: 10.48550/arxiv.2106.11246 · pith_short_12: QQPON2O2TFXE · pith_short_16: QQPON2O2TFXET5V3 · pith_short_8: QQPON2O2

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/QQPON2O2TFXET5V3C4XOEEWUUO \
  | 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: 841ee6e9da996e49f6bb172ee212d4a3843f04916eb19120a86952bdad13a584

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e0b920b228e402710eed67263173291831303d20e28cd39ef238814de4799210",
    "cross_cats_sorted": [
      "cs.ET"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-06-21T16:44:53Z",
    "title_canon_sha256": "7c5c2eb92a73a0661eec01d2f6b43ddbc647910c4ef505da4deb6b4366a90a85"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.11246",
    "kind": "arxiv",
    "version": 2
  }
}