Pith Number

pith:VDB4DMHM

pith:2020:VDB4DMHM4PYW5NDYQV7PQ2MXSV

not attested not anchored not stored refs pending

Epitaxial niobium nitride superconducting nanowire single-photon detectors

Debdeep Jena, Hong X. Tang, Huili G. Xing, John Wright, Risheng Cheng

arxiv:2006.09643 v1 · 2020-06-17 · physics.app-ph · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VDB4DMHM4PYW5NDYQV7PQ2MXSV}

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	2026-07-05T01:46:56.846633Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a8c3c1b0ece3f16eb478857ef86997954779b499ed63f7cfdfd3f51618830f86

Aliases

arxiv: 2006.09643 · arxiv_version: 2006.09643v1 · doi: 10.48550/arxiv.2006.09643 · pith_short_12: VDB4DMHM4PYW · pith_short_16: VDB4DMHM4PYW5NDY · pith_short_8: VDB4DMHM

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/VDB4DMHM4PYW5NDYQV7PQ2MXSV \
  | 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: a8c3c1b0ece3f16eb478857ef86997954779b499ed63f7cfdfd3f51618830f86

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2270a4a6db31f59d7842d02843e8bd3e8038a6c292b04c92235117b84692c0cd",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2020-06-17T04:02:24Z",
    "title_canon_sha256": "b9cda6e3c070f79e28ffdd74de73dda54bfb0b983d4324117c96beb717f7f33f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.09643",
    "kind": "arxiv",
    "version": 1
  }
}