Pith Number

pith:PXHPDQ5Y

pith:2025:PXHPDQ5YQSVAM3GOM2HY5YHMIL

not attested not anchored not stored refs pending

Quantitative Quantum Soundness for Bipartite Compiled Bell Games via the Sequential NPA Hierarchy

Connor Paddock, Igor Klep, Lucas Tendick, Marc-Olivier Renou, Simon Schmidt, Xiangling Xu, Yuming Zhao

arxiv:2507.17006 v2 · 2025-07-22 · quant-ph · cs.CR · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PXHPDQ5YQSVAM3GOM2HY5YHMIL}

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	2026-06-23T03:13:46.416235Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7dcef1c3b884aa066cce668f8ee0ec42d6e0c90110aa7c3261460b06f3e63f6b

Aliases

arxiv: 2507.17006 · arxiv_version: 2507.17006v2 · doi: 10.48550/arxiv.2507.17006 · pith_short_12: PXHPDQ5YQSVA · pith_short_16: PXHPDQ5YQSVAM3GO · pith_short_8: PXHPDQ5Y

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/PXHPDQ5YQSVAM3GOM2HY5YHMIL \
  | 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: 7dcef1c3b884aa066cce668f8ee0ec42d6e0c90110aa7c3261460b06f3e63f6b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2e1753fd35c48b470579468760fc0cf608f62cb653699a1961f115a2f431e291",
    "cross_cats_sorted": [
      "cs.CR",
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2025-07-22T20:31:41Z",
    "title_canon_sha256": "b4e97a9b0006fbec69cdc88a09f00d16ca3fa8767902b1dda985a37528052b6f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.17006",
    "kind": "arxiv",
    "version": 2
  }
}