Pith Number

pith:KUUKQJ6D

pith:2025:KUUKQJ6DRW6YWI27SWKOZN3XJA

not attested not anchored not stored refs pending

Efficient Quantum Frequency Conversion of Ultra-Violet Single Photons from a Trapped Ytterbium Ion

Jeonghyun Park, Junhong Goo, Kyunghye Kim, Kyungmin Lee, Seungwoo Yu, Sumin Park, Taehyun Kim

arxiv:2502.09068 v2 · 2025-02-13 · 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{KUUKQJ6DRW6YWI27SWKOZN3XJA}

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	2026-07-05T10:19:37.764407Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5528a827c38dbd8b235f9594ecb777481c692554e0d7b6ae90505bd750781a74

Aliases

arxiv: 2502.09068 · arxiv_version: 2502.09068v2 · doi: 10.48550/arxiv.2502.09068 · pith_short_12: KUUKQJ6DRW6Y · pith_short_16: KUUKQJ6DRW6YWI27 · pith_short_8: KUUKQJ6D

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/KUUKQJ6DRW6YWI27SWKOZN3XJA \
  | 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: 5528a827c38dbd8b235f9594ecb777481c692554e0d7b6ae90505bd750781a74

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c21c137f6ece79bb81c026a3101529e594d5a3d01b21733f8cbaa3fe300a3fb8",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2025-02-13T08:32:36Z",
    "title_canon_sha256": "58548bb365ed46f462c5bc5d936821396b8f61e9a8d3e141b649e91b83ab11e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.09068",
    "kind": "arxiv",
    "version": 2
  }
}