Pith Number

pith:KD45TRIZ

pith:2019:KD45TRIZZ5QA2B3Z3MFWQIRR25

not attested not anchored not stored refs pending

Two-micron wavelength high speed photodiode with InGaAs/GaAsSb type-II multiple quantum wells absorber

Baile Chen, Jian Huang, Yaojiang Chen, Zhiyang Xie, Zhuo Deng

arxiv:1905.07258 v1 · 2019-05-17 · 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{KD45TRIZZ5QA2B3Z3MFWQIRR25}

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	2026-05-17T23:45:56.053564Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

50f9d9c519cf600d0779db0b682231d74ccbcccc09dba7b91fac2cb2f399f10a

Aliases

arxiv: 1905.07258 · arxiv_version: 1905.07258v1 · doi: 10.48550/arxiv.1905.07258 · pith_short_12: KD45TRIZZ5QA · pith_short_16: KD45TRIZZ5QA2B3Z · pith_short_8: KD45TRIZ

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/KD45TRIZZ5QA2B3Z3MFWQIRR25 \
  | 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: 50f9d9c519cf600d0779db0b682231d74ccbcccc09dba7b91fac2cb2f399f10a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "86f7bfa6c74e6edc063a43037ad4d15624e794db3fec85f200218c964e4fa649",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2019-05-17T13:38:56Z",
    "title_canon_sha256": "81fbbbc00f71758e51c5074f2eeca8e8f5c7b61a770934ec930ced004ab47270"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.07258",
    "kind": "arxiv",
    "version": 1
  }
}