Pith Number

pith:ZHJ3ZEW5

pith:2011:ZHJ3ZEW5XVUXC552SRJIDXCBZ5

not attested not anchored not stored refs pending

Device-independent certification of entangled measurements

Daniel Cavalcanti, Melvyn Ho, Nicolas Brunner, Rafael Rabelo, Valerio Scarani

arxiv:1105.3138 v1 · 2011-05-16 · 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{ZHJ3ZEW5XVUXC552SRJIDXCBZ5}

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	2026-05-18T04:16:30.625457Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c9d3bc92ddbd697177ba945281dc41cf5d670ccd1ec7cfddd6978a4a87b6b144

Aliases

arxiv: 1105.3138 · arxiv_version: 1105.3138v1 · doi: 10.48550/arxiv.1105.3138 · pith_short_12: ZHJ3ZEW5XVUX · pith_short_16: ZHJ3ZEW5XVUXC552 · pith_short_8: ZHJ3ZEW5

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/ZHJ3ZEW5XVUXC552SRJIDXCBZ5 \
  | 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: c9d3bc92ddbd697177ba945281dc41cf5d670ccd1ec7cfddd6978a4a87b6b144

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "183f226d59c6c7faac38ca99b768e5a2967bf21b224f914d51c8e0849bafb54d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2011-05-16T16:14:34Z",
    "title_canon_sha256": "854615ff8565022594df28ec4744638745d88393b7a2d91c7077a46855d968a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.3138",
    "kind": "arxiv",
    "version": 1
  }
}