Pith Number

pith:P4D4XUKB

pith:2018:P4D4XUKB6HXIKDCIAPWR3F274W

not attested not anchored not stored refs pending

Experimental test of contextuality in quantum and classical systems

Aonan Zhang, Brian J. Smith, Han Zhang, Huichao Xu, Jie Xie, Lijian Zhang, M. S. Kim

arxiv:1810.07966 v2 · 2018-10-18 · 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{P4D4XUKB6HXIKDCIAPWR3F274W}

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	2026-05-17T23:52:33.734536Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7f07cbd141f1ee850c4803ed1d975fe5847398cf5bf92eb35499c18c57828cc1

Aliases

arxiv: 1810.07966 · arxiv_version: 1810.07966v2 · doi: 10.48550/arxiv.1810.07966 · pith_short_12: P4D4XUKB6HXI · pith_short_16: P4D4XUKB6HXIKDCI · pith_short_8: P4D4XUKB

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/P4D4XUKB6HXIKDCIAPWR3F274W \
  | 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: 7f07cbd141f1ee850c4803ed1d975fe5847398cf5bf92eb35499c18c57828cc1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "565f986d9d5d425e8585a13220dcabc1a5ffc28a3cd6d66f8c3709431f8d5020",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-10-18T09:35:07Z",
    "title_canon_sha256": "df9883078cb1cae11c27c95b31c565eb0e051651955189b6f109a1f651282948"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.07966",
    "kind": "arxiv",
    "version": 2
  }
}