Pith Number

pith:EVANU4YG

pith:2006:EVANU4YGYUOLLC2D6EQEMYUGAE

not attested not anchored not stored refs pending

Quantification of Continuous Variable Entanglement with only Two Types of Simple Measurements

Gustavo Rigolin, Marcos C. de Oliveira

arxiv:quant-ph/0608184 v3 · 2006-08-23 · 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{EVANU4YGYUOLLC2D6EQEMYUGAE}

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	2026-05-18T01:37:54.327827Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2540da7306c51cb58b43f1204662860112b30eafd2add74d4b0ee8dcc4193ecc

Aliases

arxiv: quant-ph/0608184 · arxiv_version: quant-ph/0608184v3 · doi: 10.48550/arxiv.quant-ph/0608184 · pith_short_12: EVANU4YGYUOL · pith_short_16: EVANU4YGYUOLLC2D · pith_short_8: EVANU4YG

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/EVANU4YGYUOLLC2D6EQEMYUGAE \
  | 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: 2540da7306c51cb58b43f1204662860112b30eafd2add74d4b0ee8dcc4193ecc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eb31dee23686a991c18798a93a7c39fdd1d44a35b7877f5d07881e939af410e0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2006-08-23T20:10:47Z",
    "title_canon_sha256": "03658b50eb127dd7c7f7dbde514c5176fd0f3efa1b50d0aeca6baeeb4d83d245"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0608184",
    "kind": "arxiv",
    "version": 3
  }
}