Pith Number

pith:3URYC73K

pith:2016:3URYC73KVKWTNJSP42HLOYTM47

not attested not anchored not stored refs pending

The Non-uniform Fast Fourier Transform in Computed Tomography

Junqi Tang

arxiv:1605.05231 v1 · 2016-05-17 · cs.DS · cs.CE · physics.med-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{3URYC73KVKWTNJSP42HLOYTM47}

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	2026-05-18T01:14:37.011790Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dd23817f6aaaad36a64fe68eb7626ce7ec7c471b5dff2dc0d72188b742e44219

Aliases

arxiv: 1605.05231 · arxiv_version: 1605.05231v1 · doi: 10.48550/arxiv.1605.05231 · pith_short_12: 3URYC73KVKWT · pith_short_16: 3URYC73KVKWTNJSP · pith_short_8: 3URYC73K

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/3URYC73KVKWTNJSP42HLOYTM47 \
  | 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: dd23817f6aaaad36a64fe68eb7626ce7ec7c471b5dff2dc0d72188b742e44219

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bfb73ede3f7d60052dcbf456421497339ce96b6b6e582fadaa6644fe3f8b80a3",
    "cross_cats_sorted": [
      "cs.CE",
      "physics.med-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2016-05-17T16:39:54Z",
    "title_canon_sha256": "7f354a698bd09ad0ade8b2ee4fd0932a6d7c10c7fb94bb1cd30c1efc691567bb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.05231",
    "kind": "arxiv",
    "version": 1
  }
}