Pith Number

pith:UJSG3YRX

pith:2015:UJSG3YRXT6HPANYDSAOTEYQ445

not attested not anchored not stored refs pending

Free space-coupled superconducting nanowire single photon detectors for infrared optical communications

Adam N. McCaughan, Alyssa P. Cartwright, Andrew E. Dane, Faraz Najafi, Francesco Bellei, Karl K. Berggren, Quinyuan Zhao

arxiv:1511.05786 v1 · 2015-11-18 · physics.optics · physics.ins-det

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UJSG3YRXT6HPANYDSAOTEYQ445}

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	2026-05-18T01:16:45.371403Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a2646de2379f8ef03703901d32621ce77c653481f1c4ba390a706644b3d84161

Aliases

arxiv: 1511.05786 · arxiv_version: 1511.05786v1 · doi: 10.48550/arxiv.1511.05786 · pith_short_12: UJSG3YRXT6HP · pith_short_16: UJSG3YRXT6HPANYD · pith_short_8: UJSG3YRX

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/UJSG3YRXT6HPANYDSAOTEYQ445 \
  | 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: a2646de2379f8ef03703901d32621ce77c653481f1c4ba390a706644b3d84161

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "29dc9aea79feb949840e313dddb51161589033849984fbf5a39b4af016ad2acc",
    "cross_cats_sorted": [
      "physics.ins-det"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2015-11-18T14:02:11Z",
    "title_canon_sha256": "fdb1cc2e34a86e51c87b183b698c1206e20608188ff31c5f749d1df31963c19d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.05786",
    "kind": "arxiv",
    "version": 1
  }
}