Pith Number

pith:PFO3DPSO

pith:2015:PFO3DPSOEKQJ45H7BJXRHERQEC

not attested not anchored not stored refs pending

Hilbert Transform based Quadrature Hybrid RF Photonic Coupler via a Micro-Resonator Optical Frequency Comb Source

Arnan Mitchell, Brent E. Little, David J. Moss, Mehrdad Shoeiby, Roberto Morandotti, Sai T. Chu, Thach G. Nguyen

arxiv:1512.01741 v1 · 2015-12-06 · 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{PFO3DPSOEKQJ45H7BJXRHERQEC}

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	2026-05-18T01:25:10.460286Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

795db1be4e22a09e74ff0a6f1392302088533036a831584157cc7788056c29c7

Aliases

arxiv: 1512.01741 · arxiv_version: 1512.01741v1 · doi: 10.48550/arxiv.1512.01741 · pith_short_12: PFO3DPSOEKQJ · pith_short_16: PFO3DPSOEKQJ45H7 · pith_short_8: PFO3DPSO

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/PFO3DPSOEKQJ45H7BJXRHERQEC \
  | 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: 795db1be4e22a09e74ff0a6f1392302088533036a831584157cc7788056c29c7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9a613c6af67ad8ab47d6923025a033b128d494058c246c44f3607bd9cdbfe729",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2015-12-06T05:21:14Z",
    "title_canon_sha256": "92b6baf0a23ab52e1769ff315e72236f802cdc8623c8e4b6119eaf75c8e891a0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.01741",
    "kind": "arxiv",
    "version": 1
  }
}