Pith Number

pith:EXKOPF36

pith:2015:EXKOPF362EOFGQE73YWTE6JGN2

not attested not anchored not stored refs pending

Generation and Application of Bessel Beams in Electron Microscopy

Ebrahim Karimi, Erfan Mafakheri, Gian Carlo Gazzadi, J\'er\'emie Harris, Mark R. Dennis, Roberto Balboni, Robert W. Boyd, Stefano Frabboni, Vincenzo Grillo

arxiv:1505.07815 v1 · 2015-05-28 · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EXKOPF362EOFGQE73YWTE6JGN2}

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	2026-05-18T02:00:55.762507Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

25d4e7977ed11c53409fde2d3279266e98a7a8780c46c40805cef489c55e3c0c

Aliases

arxiv: 1505.07815 · arxiv_version: 1505.07815v1 · doi: 10.48550/arxiv.1505.07815 · pith_short_12: EXKOPF362EOF · pith_short_16: EXKOPF362EOFGQE7 · pith_short_8: EXKOPF36

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/EXKOPF362EOFGQE73YWTE6JGN2 \
  | 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: 25d4e7977ed11c53409fde2d3279266e98a7a8780c46c40805cef489c55e3c0c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1ae74d8e5a6f9ed07a7914d93bfd72f7c193925a31a83bbad6c1d030f1056702",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-05-28T19:32:02Z",
    "title_canon_sha256": "e1948f36c90270259bea6311fa9c74532dfb705e7d7cff253474de5582975564"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.07815",
    "kind": "arxiv",
    "version": 1
  }
}