Pith Number

pith:HUKI4EUI

pith:2014:HUKI4EUIZ743QDJ3WSPBSJ43YC

not attested not anchored not stored refs pending

Measurement sharpness cuts nonlocality and contextuality in every physical theory

G. Chiribella, X. Yuan

arxiv:1404.3348 v2 · 2014-04-13 · 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{HUKI4EUIZ743QDJ3WSPBSJ43YC}

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	2026-05-18T02:53:55.645054Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3d148e1288cff9b80d3bb49e19279bc084033e5ba3238f8b9129596f3d7e695f

Aliases

arxiv: 1404.3348 · arxiv_version: 1404.3348v2 · doi: 10.48550/arxiv.1404.3348 · pith_short_12: HUKI4EUIZ743 · pith_short_16: HUKI4EUIZ743QDJ3 · pith_short_8: HUKI4EUI

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/HUKI4EUIZ743QDJ3WSPBSJ43YC \
  | 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: 3d148e1288cff9b80d3bb49e19279bc084033e5ba3238f8b9129596f3d7e695f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8303d880e171b7df201d094ced247bc890b22f8b2a1edf5c4c0983cf1fc2bcff",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-04-13T06:36:52Z",
    "title_canon_sha256": "2836bd4d63f0d96449706882f5a36a050773437aa88fcfc87bad3f34740f54ab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.3348",
    "kind": "arxiv",
    "version": 2
  }
}