Pith Number

pith:RE6FQRG3

pith:2017:RE6FQRG3IYURS7TTT5CY6UYT3J

not attested not anchored not stored refs pending

Entanglement and squeezing in continuous-variable systems

Augusto Smerzi, Luca Pezz\`e, Manuel Gessner

arxiv:1702.08413 v3 · 2017-02-27 · 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{RE6FQRG3IYURS7TTT5CY6UYT3J}

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	2026-05-18T00:40:19.242312Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

893c5844db4629197e739f458f5313da5928dfa8c7dce8c808a1d611f4967894

Aliases

arxiv: 1702.08413 · arxiv_version: 1702.08413v3 · doi: 10.48550/arxiv.1702.08413 · pith_short_12: RE6FQRG3IYUR · pith_short_16: RE6FQRG3IYURS7TT · pith_short_8: RE6FQRG3

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/RE6FQRG3IYURS7TTT5CY6UYT3J \
  | 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: 893c5844db4629197e739f458f5313da5928dfa8c7dce8c808a1d611f4967894

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6374f8649b3b2a191714132516f99f43eb050d4239cc67cc03e0b107ccac1b73",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2017-02-27T18:17:08Z",
    "title_canon_sha256": "9e06818c046cb8f87e5b403a5989d11b6370a6abc75f74c0e2c111fcd657a5b4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.08413",
    "kind": "arxiv",
    "version": 3
  }
}