Pith Number

pith:RUCL66QS

pith:2015:RUCL66QSRPS4TVJ3XHKFOR5MTG

not attested not anchored not stored refs pending

A Short Survey on Arithmetic Transforms and the Arithmetic Hartley Transform

H. M. de Oliveira, R. J. Cintra

arxiv:1504.06106 v1 · 2015-04-23 · math.CA · cs.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RUCL66QSRPS4TVJ3XHKFOR5MTG}

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	2026-05-18T01:18:25.532425Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8d04bf7a128be5c9d53bb9d45747ac9995df6afbf2d3fa721563b474747aa952

Aliases

arxiv: 1504.06106 · arxiv_version: 1504.06106v1 · doi: 10.48550/arxiv.1504.06106 · pith_short_12: RUCL66QSRPS4 · pith_short_16: RUCL66QSRPS4TVJ3 · pith_short_8: RUCL66QS

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/RUCL66QSRPS4TVJ3XHKFOR5MTG \
  | 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: 8d04bf7a128be5c9d53bb9d45747ac9995df6afbf2d3fa721563b474747aa952

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d58572e0cff51fc39ffbef8992fa212f70cfe416393e80f3ce30d94516ea72cd",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2015-04-23T09:37:28Z",
    "title_canon_sha256": "daca711cfcdca71385616006ae5941c4b7699ca69becda56350d5f8fd4788114"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.06106",
    "kind": "arxiv",
    "version": 1
  }
}