Pith Number

pith:4F5YH5FX

pith:2017:4F5YH5FX4Q2KY5O5WLDVFLFBR6

not attested not anchored not stored refs pending

A multi-GHz chaotic optoelectronic oscillator based on laser terminal voltage

Abderrahim Ramdane, A. Locquet, A. Martinez, C. Y. Chang, Daeyoung Choi, D. S. Citrin, Francois Lelarge, Michael J. Wishon K. Merghem

arxiv:1709.06819 v1 · 2017-09-20 · 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{4F5YH5FX4Q2KY5O5WLDVFLFBR6}

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	2026-05-18T00:34:40.360987Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e17b83f4b7e434ac75ddb2c752aca18f8cdfa3ebf155a0f2a31caf0f3cabc15c

Aliases

arxiv: 1709.06819 · arxiv_version: 1709.06819v1 · doi: 10.48550/arxiv.1709.06819 · pith_short_12: 4F5YH5FX4Q2K · pith_short_16: 4F5YH5FX4Q2KY5O5 · pith_short_8: 4F5YH5FX

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/4F5YH5FX4Q2KY5O5WLDVFLFBR6 \
  | 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: e17b83f4b7e434ac75ddb2c752aca18f8cdfa3ebf155a0f2a31caf0f3cabc15c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cd79ec1ccb38db4a58ee68bedc714465a1c2d0e7cea5317554c3003fc08ef8c2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2017-09-20T11:28:51Z",
    "title_canon_sha256": "fd8a9a2525e60cdab6f644d8daccf90b425fd0f3e916de179f124a241d3daa4d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.06819",
    "kind": "arxiv",
    "version": 1
  }
}