Pith Number

pith:3A4YIOHL

pith:2020:3A4YIOHLQMEWN344YPGEMUJACW

not attested not anchored not stored refs pending

HgCdTe-based quantum cascade lasers operating in the GaAs phonon Reststrahlen band predicted by the balance equations method

A.A. Afonenko, A.A. Dubinov, D.S. Ponomarev, D.V. Ushakov, R.A. Khabibullin, S.V. Morozov, V.Ya. Aleshkin

arxiv:2002.04366 v1 · 2020-02-11 · 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{3A4YIOHLQMEWN344YPGEMUJACW}

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	2026-07-05T06:31:53.209286Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d8398438eb830966ef9cc3cc46512015bc35e8bb6c7e143ee5675c9405aae68d

Aliases

arxiv: 2002.04366 · arxiv_version: 2002.04366v1 · doi: 10.48550/arxiv.2002.04366 · pith_short_12: 3A4YIOHLQMEW · pith_short_16: 3A4YIOHLQMEWN344 · pith_short_8: 3A4YIOHL

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/3A4YIOHLQMEWN344YPGEMUJACW \
  | 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: d8398438eb830966ef9cc3cc46512015bc35e8bb6c7e143ee5675c9405aae68d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "54593b0ad1c9cce96f452f9b8037bacdf3cca85e2d5544e7bf5937d7ba8356ad",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2020-02-11T13:23:14Z",
    "title_canon_sha256": "4c8c0210dc602bfb3f4e347afe83b287307eaf1d8bd162ccf8e1778fd0710ae4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.04366",
    "kind": "arxiv",
    "version": 1
  }
}