Pith Number

pith:RRYTNC64

pith:2015:RRYTNC64PV5AHWQBWC2ZNCR4BM

not attested not anchored not stored refs pending

Secrecy in prepare-and-measure CHSH tests with a qubit bound

Erik Woodhead, Stefano Pironio

arxiv:1507.02889 v2 · 2015-07-10 · 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{RRYTNC64PV5AHWQBWC2ZNCR4BM}

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.

Cited by

1 paper in Pith

Generalized measurement incompatibility

Receipt and verification

First computed	2026-05-18T01:30:50.822242Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8c71368bdc7d7a03da01b0b5968a3c0b06a209e0d0e43e0a60cbd79cf835b29b

Aliases

arxiv: 1507.02889 · arxiv_version: 1507.02889v2 · doi: 10.48550/arxiv.1507.02889 · pith_short_12: RRYTNC64PV5A · pith_short_16: RRYTNC64PV5AHWQB · pith_short_8: RRYTNC64

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/RRYTNC64PV5AHWQBWC2ZNCR4BM \
  | 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: 8c71368bdc7d7a03da01b0b5968a3c0b06a209e0d0e43e0a60cbd79cf835b29b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bce847df9cf95b1ebac1a00f52dd172f885d9d0aa415616194dc5ec3b94f6235",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-07-10T13:22:10Z",
    "title_canon_sha256": "38cdc1a70df47af0105cebb2136a1d956dfcdcaaca6795f9216800c7190385a9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.02889",
    "kind": "arxiv",
    "version": 2
  }
}