Pith Number

pith:DRH5RUXD

pith:2025:DRH5RUXD6BEHD6A2CBAEJRIHPU

not attested not anchored not stored refs pending

Ultra-Broadband plug-and-play photonic circuit packaging with sub-dB loss

Clara Vazquez-Martel, Erik Jung, Eva Blasco, Frank Brueckerhoff-Plueckelmann, Helge Gehring, Linus Kraemer, Wolfram Pernice

arxiv:2505.21168 v1 · 2025-05-27 · 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{DRH5RUXD6BEHD6A2CBAEJRIHPU}

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	2026-07-05T11:10:24.884567Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1c4fd8d2e3f04871f81a104044c5077d07c1f59ae7340869eed87352279d6158

Aliases

arxiv: 2505.21168 · arxiv_version: 2505.21168v1 · doi: 10.48550/arxiv.2505.21168 · pith_short_12: DRH5RUXD6BEH · pith_short_16: DRH5RUXD6BEHD6A2 · pith_short_8: DRH5RUXD

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/DRH5RUXD6BEHD6A2CBAEJRIHPU \
  | 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: 1c4fd8d2e3f04871f81a104044c5077d07c1f59ae7340869eed87352279d6158

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "be680a76875bf63f0b627f5af3ca9a4a60c6ed4b6805409bf4589f9af5e90f31",
    "cross_cats_sorted": [
      "physics.app-ph"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2025-05-27T13:22:18Z",
    "title_canon_sha256": "d2ed083e5a3390db521e82756857f03bdf7d21b9080f530f14c49298f85d1b8c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.21168",
    "kind": "arxiv",
    "version": 1
  }
}