Pith Number

pith:LZDVRBAK

pith:2021:LZDVRBAKD6TO6EUK6V4ZXP7RXQ

not attested not anchored not stored refs pending

tcFFT: Accelerating Half-Precision FFT through Tensor Cores

Binrui Li, James Lin, Shenggan Cheng

arxiv:2104.11471 v1 · 2021-04-23 · cs.DC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LZDVRBAKD6TO6EUK6V4ZXP7RXQ}

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.

Cited by

2 papers in Pith

Range, Not Precision: Block-Floating-Point Half-Precision FFT and SAR Imaging on Apple Silicon

Floating-point consistent cross-verification methodology for reproducible and interoperable DDA solvers with fair benchmarking

Receipt and verification

First computed	2026-07-05T02:34:32.276706Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5e4758840a1fa6ef128af5799bbff1bc2acec4332adba15cc55631f15a682be8

Aliases

arxiv: 2104.11471 · arxiv_version: 2104.11471v1 · doi: 10.48550/arxiv.2104.11471 · pith_short_12: LZDVRBAKD6TO · pith_short_16: LZDVRBAKD6TO6EUK · pith_short_8: LZDVRBAK

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/LZDVRBAKD6TO6EUK6V4ZXP7RXQ \
  | 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: 5e4758840a1fa6ef128af5799bbff1bc2acec4332adba15cc55631f15a682be8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f7024dc378eb4475f818f0b3bfe25ce42a19f9289d2919a470c427df47a1119d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2021-04-23T08:42:01Z",
    "title_canon_sha256": "9b213e48257f80838e59f2bfede00f9ac67dd1ca9b8c5e874422ee6618d1ab1d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.11471",
    "kind": "arxiv",
    "version": 1
  }
}