Pith Number

pith:VUX2LQCY

pith:2026:VUX2LQCYIDMGL6PE5Q2C77BCCI

not attested not anchored not stored refs pending

Squeezing-enhanced Pairwise Fusion of Photonic Qudits

Peter van Loock, Pradip Laha

arxiv:2606.29432 v1 · 2026-06-28 · 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{VUX2LQCYIDMGL6PE5Q2C77BCCI}

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.

Cited by

1 paper in Pith

Auxiliary Schmidt Rank as a Resource for Photonic Bell Measurements

Receipt and verification

First computed	2026-06-30T01:18:06.249532Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ad2fa5c05840d865f9e4ec342ffc22120589b0a58b229194e79351ecc1ec74c8

Aliases

arxiv: 2606.29432 · arxiv_version: 2606.29432v1 · doi: 10.48550/arxiv.2606.29432 · pith_short_12: VUX2LQCYIDMG · pith_short_16: VUX2LQCYIDMGL6PE · pith_short_8: VUX2LQCY

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/VUX2LQCYIDMGL6PE5Q2C77BCCI \
  | 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: ad2fa5c05840d865f9e4ec342ffc22120589b0a58b229194e79351ecc1ec74c8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ba07cdd65e571464e3c5bbf3deb2d7d68f44f52d032dad77601c2910cad8227d",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-06-28T14:49:14Z",
    "title_canon_sha256": "1fc7a9cd4539d09d52f0aaedbf144a262579f7ae7a78d2258a79362e3f3c81f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.29432",
    "kind": "arxiv",
    "version": 1
  }
}