Pith Number

pith:ZNDXXYHV

pith:2020:ZNDXXYHVNG5ARLCWRSXWZRHTV4

not attested not anchored not stored refs pending

Multi-core fiber integrated multi-port beamsplitters for quantum information processing

A. Delgado, D. Cavalcanti, G. B. Xavier, G. Ca\~nas, G. Lima, I. \v{S}upi\'c, J. Cari\~ne, L. Pereira, M. A. S. Prosser, N. Guerrero, P. Skrzypczyk, S. P. Walborn, T. Garcia

arxiv:2001.11056 v2 · 2020-01-29 · quant-ph · physics.optics

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZNDXXYHVNG5ARLCWRSXWZRHTV4}

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	2026-07-05T01:04:47.856631Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cb477be0f569ba08ac568caf6cc4f3af3adb0aed7da0b0c0a568b12d3deb1c9a

Aliases

arxiv: 2001.11056 · arxiv_version: 2001.11056v2 · doi: 10.48550/arxiv.2001.11056 · pith_short_12: ZNDXXYHVNG5A · pith_short_16: ZNDXXYHVNG5ARLCW · pith_short_8: ZNDXXYHV

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/ZNDXXYHVNG5ARLCWRSXWZRHTV4 \
  | 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: cb477be0f569ba08ac568caf6cc4f3af3adb0aed7da0b0c0a568b12d3deb1c9a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "af1036ecb340c90576c87e7f66aa9efac4ccc0dd9995901ed502d946a34bff75",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2020-01-29T19:21:26Z",
    "title_canon_sha256": "75c2c43039bb57cfa097c99fad93cb11ad28657c9cde3ccda580ee79578e4117"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2001.11056",
    "kind": "arxiv",
    "version": 2
  }
}