Pith Number

pith:V2IXOY6C

pith:2015:V2IXOY6CRHTY6KRD7NIGOISX5Q

not attested not anchored not stored refs pending

An experimental test of noncontextuality without unwarranted idealizations

Kevin J. Resch, Matthew F. Pusey, Michael D. Mazurek, Ravi Kunjwal, Robert W. Spekkens

arxiv:1505.06244 v1 · 2015-05-22 · 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{V2IXOY6CRHTY6KRD7NIGOISX5Q}

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	2026-05-18T01:12:18.447715Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ae917763c289e78f2a23fb50672257ec1e883bbaf9b6b80f330e5a1a5f846f51

Aliases

arxiv: 1505.06244 · arxiv_version: 1505.06244v1 · doi: 10.48550/arxiv.1505.06244 · pith_short_12: V2IXOY6CRHTY · pith_short_16: V2IXOY6CRHTY6KRD · pith_short_8: V2IXOY6C

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/V2IXOY6CRHTY6KRD7NIGOISX5Q \
  | 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: ae917763c289e78f2a23fb50672257ec1e883bbaf9b6b80f330e5a1a5f846f51

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "70b1a0689f1d6e59958877f2a3c124b3b286c0552ec77d8bad9752ea49d2f421",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-05-22T23:05:03Z",
    "title_canon_sha256": "efdb6c6bdaf1da10b15a305897114a31d769f62ab8b8e48e4fba4d7de1f2208f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.06244",
    "kind": "arxiv",
    "version": 1
  }
}