Pith Number

pith:26D2DV2C

pith:2026:26D2DV2CAVCZGBIPJOPVQ4FAGN

not attested not anchored not stored refs pending

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

Mohamed Amine Bergach

arxiv:2605.28451 v1 · 2026-05-27 · cs.PF · cs.AR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{26D2DV2CAVCZGBIPJOPVQ4FAGN}

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	2026-05-28T02:04:53.420668Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d787a1d742054593050f4b9f5870a0335c42b20f1be27a2f3e962b5e93b99a68

Aliases

arxiv: 2605.28451 · arxiv_version: 2605.28451v1 · doi: 10.48550/arxiv.2605.28451 · pith_short_12: 26D2DV2CAVCZ · pith_short_16: 26D2DV2CAVCZGBIP · pith_short_8: 26D2DV2C

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/26D2DV2CAVCZGBIPJOPVQ4FAGN \
  | 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: d787a1d742054593050f4b9f5870a0335c42b20f1be27a2f3e962b5e93b99a68

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1ef8d5b8be85a3f76f00cbba019988aa2fcf3fa3a85dd7aead9d3764a02c96c1",
    "cross_cats_sorted": [
      "cs.AR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.PF",
    "submitted_at": "2026-05-27T13:18:19Z",
    "title_canon_sha256": "905c77d25f27211ccef88cddf7a70e95d5180a81afa1f158f18af1830105022b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.28451",
    "kind": "arxiv",
    "version": 1
  }
}