Pith Number

pith:6V6NPSDH

pith:2012:6V6NPSDHRNXUHKN3NTUEEFRVQQ

not attested not anchored not stored refs pending

State-independent experimental test of quantum contextuality in an indivisible system

C. Zu, D.-L. Deng, H.-X. Yang, K. Liu, L.-M. Duan, P.-Y. Hou, X.-Y. Chang, Y.-X. Wang

arxiv:1207.0059 v1 · 2012-06-30 · 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{6V6NPSDHRNXUHKN3NTUEEFRVQQ}

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	2026-05-18T01:56:36.182698Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f57cd7c8678b6f43a9bb6ce842163584361565c1568440cc7b20365fcdab892b

Aliases

arxiv: 1207.0059 · arxiv_version: 1207.0059v1 · doi: 10.48550/arxiv.1207.0059 · pith_short_12: 6V6NPSDHRNXU · pith_short_16: 6V6NPSDHRNXUHKN3 · pith_short_8: 6V6NPSDH

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/6V6NPSDHRNXUHKN3NTUEEFRVQQ \
  | 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: f57cd7c8678b6f43a9bb6ce842163584361565c1568440cc7b20365fcdab892b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "feaa795be5db9e3e84e652ce13063d2e861c6777cdecfa9a35a33a2f4a4b702e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-06-30T08:09:48Z",
    "title_canon_sha256": "e36cf598dffb7473c6e0b4ce3f2ae1f754ad3d7c898639e8c51d2ff61f982ba8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.0059",
    "kind": "arxiv",
    "version": 1
  }
}