Pith Number

pith:3GTBC5DX

pith:2026:3GTBC5DXM4X4LOKPZC2F6NHDEF

not attested not anchored not stored refs pending

FPGA Based Feedforward System for Photonic Quantum Computing Applications

Axel B. Bregnsbo, Daniel Duggan, Jonas S. Neergaard-Nielsen, J\"urgen Saalm\"uller, Simon Filgis, Tobias Wintermantel, Ulrik L. Andersen

arxiv:2606.03500 v1 · 2026-06-02 · quant-ph · physics.ins-det

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3GTBC5DXM4X4LOKPZC2F6NHDEF}

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	2026-06-03T01:05:59.383551Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d9a6117477672fc5b94fc8b45f34e32158b601e72add631b63fc16a0a088c2c3

Aliases

arxiv: 2606.03500 · arxiv_version: 2606.03500v1 · doi: 10.48550/arxiv.2606.03500 · pith_short_12: 3GTBC5DXM4X4 · pith_short_16: 3GTBC5DXM4X4LOKP · pith_short_8: 3GTBC5DX

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/3GTBC5DXM4X4LOKPZC2F6NHDEF \
  | 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: d9a6117477672fc5b94fc8b45f34e32158b601e72add631b63fc16a0a088c2c3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "acdf57de838eb46f939fac9a6ca4278b86bf2e426a90bf3d6478aa11941e753a",
    "cross_cats_sorted": [
      "physics.ins-det"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-06-02T11:18:29Z",
    "title_canon_sha256": "0150d2bdf6cdfc05030e297dd7de01ddb143ced4b3ff0a1167218286ea888758"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.03500",
    "kind": "arxiv",
    "version": 1
  }
}