Pith Number

pith:4KGA6JPZ

pith:2019:4KGA6JPZBMKQEFLNRJTFMFF5RW

not attested not anchored not stored refs pending

Nonlinear optics in the electron-hole continuum in 2D semiconductors: two-photon transition, second harmonic generation and valley current injection

Hongyi Yu, Pu Gong, Wang Yao, Yong Wang

arxiv:1903.05588 v1 · 2019-03-13 · cond-mat.mes-hall

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4KGA6JPZBMKQEFLNRJTFMFF5RW}

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	2026-05-17T23:51:20.537826Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e28c0f25f90b1502156d8a665614bd8d9efd54c2931957e208abbbc7c63eae23

Aliases

arxiv: 1903.05588 · arxiv_version: 1903.05588v1 · doi: 10.48550/arxiv.1903.05588 · pith_short_12: 4KGA6JPZBMKQ · pith_short_16: 4KGA6JPZBMKQEFLN · pith_short_8: 4KGA6JPZ

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/4KGA6JPZBMKQEFLNRJTFMFF5RW \
  | 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: e28c0f25f90b1502156d8a665614bd8d9efd54c2931957e208abbbc7c63eae23

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "561700f76f9741d199c4f716dc4c711977842ba0bfe4723237a26b2ea4c14f17",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2019-03-13T16:39:14Z",
    "title_canon_sha256": "5382462027e7f79a690844557339084260d8c56ea33191946dc5dedb27c96a08"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.05588",
    "kind": "arxiv",
    "version": 1
  }
}