Pith Number

pith:RNOU3O4F

pith:2015:RNOU3O4FMO4WRZXPYA4UME5Z2P

not attested not anchored not stored refs pending

Simple method for experimentally testing any form of quantum contextuality

Ad\'an Cabello

arxiv:1512.05370 v2 · 2015-12-16 · 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{RNOU3O4FMO4WRZXPYA4UME5Z2P}

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	2026-05-18T01:19:47.478728Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8b5d4dbb8563b968e6efc0394613b9d3e3b23190f23228234e609950fa9b3e3f

Aliases

arxiv: 1512.05370 · arxiv_version: 1512.05370v2 · doi: 10.48550/arxiv.1512.05370 · pith_short_12: RNOU3O4FMO4W · pith_short_16: RNOU3O4FMO4WRZXP · pith_short_8: RNOU3O4F

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/RNOU3O4FMO4WRZXPYA4UME5Z2P \
  | 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: 8b5d4dbb8563b968e6efc0394613b9d3e3b23190f23228234e609950fa9b3e3f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cfd1798bd2c8715fd03970fc407c3d11258b329e1ddf9a9de7bf4ff27f2345e3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-12-16T21:02:47Z",
    "title_canon_sha256": "5d6247de0e136d5a358cdc01eca12c3a91c6f7459d23c702c8c7beb3b7f3d80d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.05370",
    "kind": "arxiv",
    "version": 2
  }
}