Pith Number

pith:MXGSG2NH

pith:2017:MXGSG2NHUG47ZJLSEO6IWEQGYA

not attested not anchored not stored refs pending

Robust Sparse Fourier Transform Based on The Fourier Projection-Slice Theorem

Athina Petropulu, Shaogang Wang, Vishal M. Patel

arxiv:1801.04307 v1 · 2017-12-11 · eess.SP · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MXGSG2NHUG47ZJLSEO6IWEQGYA}

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	2026-05-18T00:26:06.906252Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

65cd2369a7a1b9fca57223bc8b1206c02388af0a496ac0ac56f4b1919fce6ce9

Aliases

arxiv: 1801.04307 · arxiv_version: 1801.04307v1 · doi: 10.48550/arxiv.1801.04307 · pith_short_12: MXGSG2NHUG47 · pith_short_16: MXGSG2NHUG47ZJLS · pith_short_8: MXGSG2NH

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/MXGSG2NHUG47ZJLSEO6IWEQGYA \
  | 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: 65cd2369a7a1b9fca57223bc8b1206c02388af0a496ac0ac56f4b1919fce6ce9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2854f7582f92c56e2bd6f181a3ea64686273df409eeb6a7036c1511d46376be9",
    "cross_cats_sorted": [
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2017-12-11T00:22:16Z",
    "title_canon_sha256": "24622e3778c6fff049714cced35c4a95de003224cb97cff76a42c796d0f7388e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.04307",
    "kind": "arxiv",
    "version": 1
  }
}