Pith Number

pith:LHEDYXSA

pith:2015:LHEDYXSAWKH2VZMF2EY43TFY3J

not attested not anchored not stored refs pending

Implementation of Quantum and Classical Discrete Fractional Fourier Transforms

Alexander Szameit, Armando Perez-Leija, Demetrios N. Christodoulides, Gregor Weihs, Hector Moya-Cessa, Malte Tichy, Markus Gr\"afe, Maxime Lebugle, Rene Heilmann, Robert Keil, Stefan Nolte, Steffen Weimann

arxiv:1508.00033 v1 · 2015-07-31 · 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{LHEDYXSAWKH2VZMF2EY43TFY3J}

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	2026-05-18T01:16:18.429895Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

59c83c5e40b28faae585d131cdccb8da5058b36ff4708714d0ad28a63beedb3e

Aliases

arxiv: 1508.00033 · arxiv_version: 1508.00033v1 · doi: 10.48550/arxiv.1508.00033 · pith_short_12: LHEDYXSAWKH2 · pith_short_16: LHEDYXSAWKH2VZMF · pith_short_8: LHEDYXSA

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/LHEDYXSAWKH2VZMF2EY43TFY3J \
  | 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: 59c83c5e40b28faae585d131cdccb8da5058b36ff4708714d0ad28a63beedb3e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8411765c918cc1f601d67984cdb099101a8ba142e37bc1a1075d214f5bda64b4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-07-31T21:10:32Z",
    "title_canon_sha256": "23ff6be935067482b36db5b35573ba40b8994a965fcbf921655f0f0c24f1ff74"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.00033",
    "kind": "arxiv",
    "version": 1
  }
}