Pith Number

pith:NKCANVSK

pith:2018:NKCANVSKFTBZAO7OGY4EZ7SUIJ

not attested not anchored not stored refs pending

Towards superresolution surface metrology: Quantum estimation of angular and axial separations

Carmine Napoli, Gerardo Adesso, Richard Leach, Samanta Piano, Tommaso Tufarelli

arxiv:1805.04116 v3 · 2018-05-10 · quant-ph · cond-mat.mes-hall · physics.ins-det · 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{NKCANVSKFTBZAO7OGY4EZ7SUIJ}

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	2026-05-17T23:48:23.884302Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6a8406d64a2cc3903bee36384cfe54427dd9fc5a353a28322f23ea513e639988

Aliases

arxiv: 1805.04116 · arxiv_version: 1805.04116v3 · doi: 10.48550/arxiv.1805.04116 · pith_short_12: NKCANVSKFTBZ · pith_short_16: NKCANVSKFTBZAO7O · pith_short_8: NKCANVSK

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/NKCANVSKFTBZAO7OGY4EZ7SUIJ \
  | 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: 6a8406d64a2cc3903bee36384cfe54427dd9fc5a353a28322f23ea513e639988

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4a9041d3b5dc14ca1c40200eed0a6ff8c64689f76d7f083c5bbf86f7625c2445",
    "cross_cats_sorted": [
      "cond-mat.mes-hall",
      "physics.ins-det",
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-05-10T18:00:11Z",
    "title_canon_sha256": "63b01ae033d15b35cc50842cd4d75cc5b1d5797ebfd4620a24ff78c31eb4e696"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.04116",
    "kind": "arxiv",
    "version": 3
  }
}