Pith Number

pith:VALYZHP7

pith:2026:VALYZHP7MJRVH3XS4MD6RITVMY

not attested not anchored not stored refs pending

GPU-accelerated semidefinite programming for causal games

Emanuel-Cristian Boghiu, Kyrylo Simonov

arxiv:2606.20519 v1 · 2026-06-18 · 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{VALYZHP7MJRVH3XS4MD6RITVMY}

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	2026-06-19T16:13:14.321614Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a8178c9dff626353eef2e307e8a2756631c0ca7e1f0b35f3ffefe464e10ca201

Aliases

arxiv: 2606.20519 · arxiv_version: 2606.20519v1 · doi: 10.48550/arxiv.2606.20519 · pith_short_12: VALYZHP7MJRV · pith_short_16: VALYZHP7MJRVH3XS · pith_short_8: VALYZHP7

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/VALYZHP7MJRVH3XS4MD6RITVMY \
  | 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: a8178c9dff626353eef2e307e8a2756631c0ca7e1f0b35f3ffefe464e10ca201

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ef29ad27124e2c70e739731a738840dc9dd9c043c44960449436aaa23af1bb0f",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-06-18T17:36:34Z",
    "title_canon_sha256": "f3f485d6bd78d411851ed771b05327791166fc478a0656e08cc06ac3ca1e605f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.20519",
    "kind": "arxiv",
    "version": 1
  }
}