Pith Number

pith:UV7LQI6F

pith:2018:UV7LQI6FDGNSJUMGU5WCLTGVPM

not attested not anchored not stored refs pending

Single-beam reflection technique for determination of nonlinear-refractive index of thin-film semiconductors using an electrically focus tunable lens

Abdullatif Hamad, Edgar Rueda, Hernando Garcia, Juan Serna, Juli\'an Henao

arxiv:1807.03752 v1 · 2018-07-10 · 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{UV7LQI6FDGNSJUMGU5WCLTGVPM}

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	2026-05-18T00:11:01.065061Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a57eb823c5199b24d186a76c25ccd57b009493d4c08844f2eac4ccde36403105

Aliases

arxiv: 1807.03752 · arxiv_version: 1807.03752v1 · doi: 10.48550/arxiv.1807.03752 · pith_short_12: UV7LQI6FDGNS · pith_short_16: UV7LQI6FDGNSJUMG · pith_short_8: UV7LQI6F

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/UV7LQI6FDGNSJUMGU5WCLTGVPM \
  | 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: a57eb823c5199b24d186a76c25ccd57b009493d4c08844f2eac4ccde36403105

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cc796561f8153c553cc8390af3f12d189b6bc3e049fed99356e4fca8ecc94c2e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2018-07-10T16:54:10Z",
    "title_canon_sha256": "d6f56c7ab3ad1e35a36d5ee890754a66a16c04c33e6337d1d77915df24123cdd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.03752",
    "kind": "arxiv",
    "version": 1
  }
}