Pith Number

pith:ZNPZ7XDD

pith:2016:ZNPZ7XDDZVN7FEYOU3WW7DKAQ5

not attested not anchored not stored refs pending

Integrated four-channel all-fiber up-conversion single-photon-detector with adjustable efficiency and dark count

Fei Ma, Fei Zhou, Guo-Liang Shentu, Hai-Ting Zhang, Jian-Wei Pan, Ming-Yang Zheng, Qiang Zhang, Xiuping Xie, Yun-Qi Dai

arxiv:1609.09620 v2 · 2016-09-30 · physics.ins-det · physics.optics · quant-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{ZNPZ7XDDZVN7FEYOU3WW7DKAQ5}

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	2026-05-18T01:00:33.348798Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cb5f9fdc63cd5bf2930ea6ed6f8d40877f49c2ed8d127c6ce0b897322992a9ca

Aliases

arxiv: 1609.09620 · arxiv_version: 1609.09620v2 · doi: 10.48550/arxiv.1609.09620 · pith_short_12: ZNPZ7XDDZVN7 · pith_short_16: ZNPZ7XDDZVN7FEYO · pith_short_8: ZNPZ7XDD

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/ZNPZ7XDDZVN7FEYOU3WW7DKAQ5 \
  | 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: cb5f9fdc63cd5bf2930ea6ed6f8d40877f49c2ed8d127c6ce0b897322992a9ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f3e245b7d4c4ebb01b29627ead40c0adf70fb061389fc200e6ad6e7e3c0b451c",
    "cross_cats_sorted": [
      "physics.optics",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2016-09-30T07:36:48Z",
    "title_canon_sha256": "a7c0e9d0ac472ea2eb206430e628973addd1fef9b51cab63adfc74929be8316f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.09620",
    "kind": "arxiv",
    "version": 2
  }
}