Pith Number

pith:WOSAYD3U

pith:2016:WOSAYD3UOUWW7IPPXB3G7V2XMA

not attested not anchored not stored refs pending

Extension of Friedel's law to Vortex Beam Diffraction

Giulio Guzzinati, Jo Verbeeck, Roeland Juchtmans

arxiv:1608.06561 v2 · 2016-08-23 · 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{WOSAYD3UOUWW7IPPXB3G7V2XMA}

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	2026-05-18T01:03:17.456836Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b3a40c0f74752d6fa1efb8766fd7576022b551b07b0a7199da234f3946733c7e

Aliases

arxiv: 1608.06561 · arxiv_version: 1608.06561v2 · doi: 10.48550/arxiv.1608.06561 · pith_short_12: WOSAYD3UOUWW · pith_short_16: WOSAYD3UOUWW7IPP · pith_short_8: WOSAYD3U

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/WOSAYD3UOUWW7IPPXB3G7V2XMA \
  | 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: b3a40c0f74752d6fa1efb8766fd7576022b551b07b0a7199da234f3946733c7e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2ddf723c21990696914860fc3fdcc139b7a7eb3b7e539353efb29eabe51b0b36",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2016-08-23T16:00:30Z",
    "title_canon_sha256": "8bfdaf73f92ff290103714757aa2d66728c530b2b1572421069a7527387e3eea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.06561",
    "kind": "arxiv",
    "version": 2
  }
}