Pith Number

pith:SDAUZSRW

pith:2013:SDAUZSRWEQJWEGSWG5SFUC3VLR

not attested not anchored not stored refs pending

Characterizing the non-classicality of mesoscopic optical twin-beam states

Alessia Allevi, Jan Perina Jr., Marco Lamperti, Maria Bondani, Ondrej Haderka, Radek Machulka, Vaclav Michalek

arxiv:1311.4049 v1 · 2013-11-16 · 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{SDAUZSRWEQJWEGSWG5SFUC3VLR}

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	2026-05-18T01:46:24.187005Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

90c14cca362413621a5637645a0b755c4630206415ceaf312ca0435e30178219

Aliases

arxiv: 1311.4049 · arxiv_version: 1311.4049v1 · doi: 10.48550/arxiv.1311.4049 · pith_short_12: SDAUZSRWEQJW · pith_short_16: SDAUZSRWEQJWEGSW · pith_short_8: SDAUZSRW

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/SDAUZSRWEQJWEGSWG5SFUC3VLR \
  | 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: 90c14cca362413621a5637645a0b755c4630206415ceaf312ca0435e30178219

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6674447d4beae9335dc8b80d5ea95e3c26a0f7734d8cc70b7d0abeaa2dff3432",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-11-16T11:25:29Z",
    "title_canon_sha256": "c210dfe3bd4681ea0a9fa21b9615189b944d0ff33742f14b2dbb1666d365d16d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.4049",
    "kind": "arxiv",
    "version": 1
  }
}