Pith Number

pith:Z62ZQWGV

pith:2024:Z62ZQWGVFVXVMT63VEZ5FATML3

not attested not anchored not stored refs pending

Broadband microwave waveform generation with programmable chirp shapes via recirculating phase-modulated optical fiber loop controlled by low-speed electronics

Heping Li, Huan Tian, Lingjie Zhang, Weiqiang Lyu, Yaowen Zhang, Yong Liu, Zhenwei Fu, Zhen Zeng, Zhiyao Zhang

arxiv:2404.12217 v2 · 2024-04-18 · physics.optics · physics.app-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{Z62ZQWGVFVXVMT63VEZ5FATML3}

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	2026-07-05T08:18:07.332777Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cfb59858d52d6f564fdba933d2826c5eef7fbdf6c75c2149e5539fd28e102728

Aliases

arxiv: 2404.12217 · arxiv_version: 2404.12217v2 · doi: 10.48550/arxiv.2404.12217 · pith_short_12: Z62ZQWGVFVXV · pith_short_16: Z62ZQWGVFVXVMT63 · pith_short_8: Z62ZQWGV

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/Z62ZQWGVFVXVMT63VEZ5FATML3 \
  | 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: cfb59858d52d6f564fdba933d2826c5eef7fbdf6c75c2149e5539fd28e102728

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3640f49f3d3dbfecfd45ad0e2f942cb9cc9e09cd63748ef519a5bc7b028b5169",
    "cross_cats_sorted": [
      "physics.app-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2024-04-18T14:22:18Z",
    "title_canon_sha256": "29f09c5ec4c94a4b024b66aec9d1b485676bd6fb5fa0fdf96b5b89071206f008"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2404.12217",
    "kind": "arxiv",
    "version": 2
  }
}