Pith Number

pith:W3GRZWWK

pith:2022:W3GRZWWK5KZFRJ24IRZLCZKTYT

not attested not anchored not stored refs pending

Quantum-correlation-based free-space optical link with an active reflector

Dohoon Lim, Dongkyu Kim, Kyungdeuk Park, Yong Sup Ihn

arxiv:2206.14978 v1 · 2022-06-30 · 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{W3GRZWWK5KZFRJ24IRZLCZKTYT}

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	2026-07-05T04:43:49.175387Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b6cd1cdacaeab258a75c4472b16553c4d6c0baae661f0f7fc257611b31c9d47f

Aliases

arxiv: 2206.14978 · arxiv_version: 2206.14978v1 · doi: 10.48550/arxiv.2206.14978 · pith_short_12: W3GRZWWK5KZF · pith_short_16: W3GRZWWK5KZFRJ24 · pith_short_8: W3GRZWWK

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/W3GRZWWK5KZFRJ24IRZLCZKTYT \
  | 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: b6cd1cdacaeab258a75c4472b16553c4d6c0baae661f0f7fc257611b31c9d47f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "136ff7906bb45afa1af3b9d3ffae1d2c5c7292f5f3e7994652ae58accd38e9f2",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2022-06-30T02:04:15Z",
    "title_canon_sha256": "14e3c4f0e921e7245a882a9b9e70aa537fe40f1a8189a78bee30eb7149e771c5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2206.14978",
    "kind": "arxiv",
    "version": 1
  }
}