Pith Number

pith:IHJ7WR63

pith:2016:IHJ7WR63V4OCNJN3GD3SNOBQHU

not attested not anchored not stored refs pending

Contextuality with a Small Number of Observables

Fr\'ed\'eric Holweck, Metod Saniga

arxiv:1607.07567 v1 · 2016-07-26 · 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{IHJ7WR63V4OCNJN3GD3SNOBQHU}

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	2026-05-18T00:41:41.511160Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

41d3fb47dbaf1c26a5bb30f726b8303d152b70e11809cbeec37cab64d1410e50

Aliases

arxiv: 1607.07567 · arxiv_version: 1607.07567v1 · doi: 10.48550/arxiv.1607.07567 · pith_short_12: IHJ7WR63V4OC · pith_short_16: IHJ7WR63V4OCNJN3 · pith_short_8: IHJ7WR63

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/IHJ7WR63V4OCNJN3GD3SNOBQHU \
  | 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: 41d3fb47dbaf1c26a5bb30f726b8303d152b70e11809cbeec37cab64d1410e50

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1d06ec7cb0e2174133778aea41944b041b79faaf458d85732338ecfb87a03ed5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2016-07-26T07:26:23Z",
    "title_canon_sha256": "a1be9c4e3defe0d86b95d529841c7b49279daca32a94227a1db0aef3802e5963"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.07567",
    "kind": "arxiv",
    "version": 1
  }
}