Pith Number

pith:2Z7YFQLL

pith:2013:2Z7YFQLLXNYE32CH5SI7W37HPL

not attested not anchored not stored refs pending

X-ray scattering of periodic and graded multilayers: comparison of experiments to simulations from surface microroughness characterization

B. Salmaso, D. Spiga, L. Raimondi, R. Canestrari

arxiv:1301.2974 v2 · 2013-01-14 · physics.optics · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2Z7YFQLLXNYE32CH5SI7W37HPL}

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	2026-05-18T03:29:05.078067Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d67f82c16bbb704de847ec91fb6fe77ad630e380c92798299cbebaf12e54cce9

Aliases

arxiv: 1301.2974 · arxiv_version: 1301.2974v2 · doi: 10.48550/arxiv.1301.2974 · pith_short_12: 2Z7YFQLLXNYE · pith_short_16: 2Z7YFQLLXNYE32CH · pith_short_8: 2Z7YFQLL

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/2Z7YFQLLXNYE32CH5SI7W37HPL \
  | 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: d67f82c16bbb704de847ec91fb6fe77ad630e380c92798299cbebaf12e54cce9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "622ac8e36301b234586897de354ee03dc8ad57d3966f23288b827c5136b91bbc",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2013-01-14T13:50:09Z",
    "title_canon_sha256": "14ebed9fe8314fb91bfacecb9449784185dec9e126b3e191e08079ac2e7ecc6a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.2974",
    "kind": "arxiv",
    "version": 2
  }
}