Pith Number

pith:NFCFKNZT

pith:2018:NFCFKNZTF5WYSJJBXQQLJJOP4X

not attested not anchored not stored refs pending

Broadband optical-fiber-compatible photodetector based on a graphene-MoS2-WS2 heterostructure with a synergetic photo-generating mechanism

Fei Xu, Jin-hui Chen, Yi-feng Xiong

arxiv:1807.00702 v1 · 2018-07-02 · 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{NFCFKNZTF5WYSJJBXQQLJJOP4X}

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	2026-05-18T00:11:51.689691Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

69445537332f6d892521bc20b4a5cfe5fe59d1367c8206f9153f9763793ae4fb

Aliases

arxiv: 1807.00702 · arxiv_version: 1807.00702v1 · doi: 10.48550/arxiv.1807.00702 · pith_short_12: NFCFKNZTF5WY · pith_short_16: NFCFKNZTF5WYSJJB · pith_short_8: NFCFKNZT

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/NFCFKNZTF5WYSJJBXQQLJJOP4X \
  | 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: 69445537332f6d892521bc20b4a5cfe5fe59d1367c8206f9153f9763793ae4fb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "40722933d74f39726c7a108a04916276cee7c85f4ea5cc7149f44bc06a4ca97e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2018-07-02T14:19:39Z",
    "title_canon_sha256": "0f17f8349422d4095a3139b35f3df6e66a77f0f0b063e72822c572846c574c45"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.00702",
    "kind": "arxiv",
    "version": 1
  }
}