Pith Number

pith:HZQRW2FC

pith:2018:HZQRW2FCBLA55KDTEW7FIOXMAC

not attested not anchored not stored refs pending

A 16-pixel NbN nanowire single photon detector coupled with 300 micrometer fiber

Biao Zhang, Jian Chen, Labao Zhang, Lin Kang, Peiheng Wu, Qi Chen, Rui Ge, Ruiying Xu, Xiaoqing Jia, Xuecou Tu, Yang Wu

arxiv:1811.09779 v1 · 2018-11-24 · 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{HZQRW2FCBLA55KDTEW7FIOXMAC}

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	2026-05-18T00:00:01.269462Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3e611b68a20ac1dea87325be543aec00ab2771db5f2d3ccd5767882475266cac

Aliases

arxiv: 1811.09779 · arxiv_version: 1811.09779v1 · doi: 10.48550/arxiv.1811.09779 · pith_short_12: HZQRW2FCBLA5 · pith_short_16: HZQRW2FCBLA55KDT · pith_short_8: HZQRW2FC

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/HZQRW2FCBLA55KDTEW7FIOXMAC \
  | 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: 3e611b68a20ac1dea87325be543aec00ab2771db5f2d3ccd5767882475266cac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d70ab126483c9d69eeba9f622bf89449700a5a80e66849a8671e84e72231334a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2018-11-24T07:02:28Z",
    "title_canon_sha256": "d507f54bb338745c67a9ae2eada8700736db89753f457345520ca99fdcfc47ba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.09779",
    "kind": "arxiv",
    "version": 1
  }
}