Pith Number

pith:5LL7ELHF

pith:2018:5LL7ELHFEML3WZ46E7V4NWJC6X

not attested not anchored not stored refs pending

Diffractive shear interferometry for extreme ultraviolet high-resolution lensless imaging

A. C. C. de Beurs, G.S. M. Jansen, K. S. E. Eikema, S. Witte, X. Liu

arxiv:1802.07630 v2 · 2018-02-21 · 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{5LL7ELHFEML3WZ46E7V4NWJC6X}

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	2026-05-18T00:15:15.898207Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ead7f22ce52317bb679e27ebc6d922f5ebe1419fd84101101badf998777e23a7

Aliases

arxiv: 1802.07630 · arxiv_version: 1802.07630v2 · doi: 10.48550/arxiv.1802.07630 · pith_short_12: 5LL7ELHFEML3 · pith_short_16: 5LL7ELHFEML3WZ46 · pith_short_8: 5LL7ELHF

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/5LL7ELHFEML3WZ46E7V4NWJC6X \
  | 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: ead7f22ce52317bb679e27ebc6d922f5ebe1419fd84101101badf998777e23a7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f7fc6318f42ab7b7465a5af8707069d02ebb85ca4431c73f34d5c42e0652b18a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2018-02-21T16:01:47Z",
    "title_canon_sha256": "9dbdec7f223ff1e9c5dc6832cbdc91b111876b681f81cf14620d0463820e3a8d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.07630",
    "kind": "arxiv",
    "version": 2
  }
}