Pith Number

pith:R4H4B3KC

pith:2023:R4H4B3KCEUNM3WCOMKRNWNMT4C

not attested not anchored not stored refs pending

Quantum logical controlled-NOT gate in a lithium niobate-on-insulator photonic quantum walk

Fabian Kaufmann, Giovanni Finco, Rachel Grange, Robert J. Chapman, Samuel H\"ausler

arxiv:2305.16674 v1 · 2023-05-26 · 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{R4H4B3KCEUNM3WCOMKRNWNMT4C}

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	2026-07-05T07:29:52.537979Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f0fc0ed42251acdd84e62a2db3593e0b5339c38a4d1b0060f975a8560b91f60

Aliases

arxiv: 2305.16674 · arxiv_version: 2305.16674v1 · doi: 10.48550/arxiv.2305.16674 · pith_short_12: R4H4B3KCEUNM · pith_short_16: R4H4B3KCEUNM3WCO · pith_short_8: R4H4B3KC

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/R4H4B3KCEUNM3WCOMKRNWNMT4C \
  | 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: 8f0fc0ed42251acdd84e62a2db3593e0b5339c38a4d1b0060f975a8560b91f60

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d33ba3da626d416a3e56b4e284bbbd31030b7182a647206edd2869cd70c786b1",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2023-05-26T06:48:45Z",
    "title_canon_sha256": "9aaba6bc8fc514897d1555e2c8cf9332fb97e4a1f358f8e4de1da72614748036"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2305.16674",
    "kind": "arxiv",
    "version": 1
  }
}