Pith Number

pith:R75E7IHB

pith:2021:R75E7IHBUUI5BWYYDM6ZDSJATY

not attested not anchored not stored refs pending

THz intersubband electroluminescence from n-type Ge/SiGe quantum cascade structures

Cedric Corley, Chiara Ciano, David Stark, Douglas J. Paul, Giacomo Scalari, Giovanni Capellini, J\'er\^ome Faist, Luca Persichetti, Luciana Di Gaspare, Mattias Beck, Michele Montanari, Michele Ortolani, Michele Virgilio, Monica De Seta, Muhammad Mirza, Sergej Markmann, Stefan Birner, Thomas Grange

arxiv:2101.05518 v1 · 2021-01-14 · 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{R75E7IHBUUI5BWYYDM6ZDSJATY}

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	2026-07-05T09:25:24.456017Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8ffa4fa0e1a511d0db181b3d91c9209e3986bb988d2d0b43d53b3578efb72352

Aliases

arxiv: 2101.05518 · arxiv_version: 2101.05518v1 · doi: 10.48550/arxiv.2101.05518 · pith_short_12: R75E7IHBUUI5 · pith_short_16: R75E7IHBUUI5BWYY · pith_short_8: R75E7IHB

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/R75E7IHBUUI5BWYYDM6ZDSJATY \
  | 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: 8ffa4fa0e1a511d0db181b3d91c9209e3986bb988d2d0b43d53b3578efb72352

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0c4d8284a9d765a735f88b0700a94dcd991294328703c08028590985a3af252d",
    "cross_cats_sorted": [
      "physics.app-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2021-01-14T09:34:26Z",
    "title_canon_sha256": "1bdb54f2b9a5500c7c9d2752ee89b6edf158e19330540c26577915c320442264"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.05518",
    "kind": "arxiv",
    "version": 1
  }
}