Pith Number

pith:GCDD3HJ4

pith:2025:GCDD3HJ4XP5UPY7X6BKS25WEDR

not attested not anchored not stored refs pending

Low-Loss Integration of High-Density Polymer Waveguides with Silicon Photonics for Co-Packaged Optics

Arnita Podpod, Dieter Bode, Filippo Ferraro, Geert Van Steenberge, Guy Lepage, Hakim Kobbi, Huseyin Sar, Jef Van Asch, Jeroen Missinne, Joris Van Campenhout, Junwen He, Negin Golshani, Rafal Magdziak, Swetanshu Bipul, Yoojin Ban

arxiv:2503.02712 v1 · 2025-03-04 · 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{GCDD3HJ4XP5UPY7X6BKS25WEDR}

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	2026-07-05T11:15:43.732438Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

30863d9d3cbbfb47e3f7f0552d76c41c50f174423114df8d53ac05e51e89f06e

Aliases

arxiv: 2503.02712 · arxiv_version: 2503.02712v1 · doi: 10.48550/arxiv.2503.02712 · pith_short_12: GCDD3HJ4XP5U · pith_short_16: GCDD3HJ4XP5UPY7X · pith_short_8: GCDD3HJ4

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/GCDD3HJ4XP5UPY7X6BKS25WEDR \
  | 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: 30863d9d3cbbfb47e3f7f0552d76c41c50f174423114df8d53ac05e51e89f06e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ca21945373467c0039bcecac3bd7ef6d6b2b33c42f50dd0fafcdea3f942f1e39",
    "cross_cats_sorted": [
      "physics.app-ph"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2025-03-04T15:29:48Z",
    "title_canon_sha256": "77dc0687be1c2255cdf624cad4dda89cf16a28e2c78719386b08b675bba1a394"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.02712",
    "kind": "arxiv",
    "version": 1
  }
}