Pith Number

pith:SI7NZMXC

pith:2019:SI7NZMXCEDQXSSZL7M6CYIKNLO

not attested not anchored not stored refs pending

Complexity lower bounds for computing the approximately-commuting operator value of non-local games to high precision

Matthew Coudron, William Slofstra

arxiv:1905.11635 v1 · 2019-05-28 · quant-ph · cs.CC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SI7NZMXCEDQXSSZL7M6CYIKNLO}

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	2026-05-17T23:44:52.781222Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

923edcb2e220e1794b2bfb3c2c214d5b968ecb0895914c3c262779202b913c09

Aliases

arxiv: 1905.11635 · arxiv_version: 1905.11635v1 · doi: 10.48550/arxiv.1905.11635 · pith_short_12: SI7NZMXCEDQX · pith_short_16: SI7NZMXCEDQXSSZL · pith_short_8: SI7NZMXC

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/SI7NZMXCEDQXSSZL7M6CYIKNLO \
  | 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: 923edcb2e220e1794b2bfb3c2c214d5b968ecb0895914c3c262779202b913c09

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "96ca25287d534479cf1ef567ebc1a96dbfa0fe3d031df20ddeaddba4bceac1a1",
    "cross_cats_sorted": [
      "cs.CC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-05-28T06:46:27Z",
    "title_canon_sha256": "4d4b8e56483f39a42cf9883f98921305176ad5672a94d9989a3ca39bb70cf3be"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.11635",
    "kind": "arxiv",
    "version": 1
  }
}