Pith Number

pith:K6CXU5SY

pith:2015:K6CXU5SYNW2U7MP674C5YLXGJH

not attested not anchored not stored refs pending

New Algorithms for Computing a Single Component of the Discrete Fourier Transform

G. Jer\^onimo da Silva Jr., H.M. de Oliveira, R.M. Campello de Souza

arxiv:1503.02577 v1 · 2015-03-09 · cs.DM · cs.DS · eess.SP · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{K6CXU5SYNW2U7MP674C5YLXGJH}

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	2026-05-18T00:25:21.670947Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

57857a76586db54fb1feff05dc2ee649e74ebe97e3b4814a9e28513e719f5a0e

Aliases

arxiv: 1503.02577 · arxiv_version: 1503.02577v1 · doi: 10.48550/arxiv.1503.02577 · pith_short_12: K6CXU5SYNW2U · pith_short_16: K6CXU5SYNW2U7MP6 · pith_short_8: K6CXU5SY

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/K6CXU5SYNW2U7MP674C5YLXGJH \
  | 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: 57857a76586db54fb1feff05dc2ee649e74ebe97e3b4814a9e28513e719f5a0e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "00f829152e6de64bb16ae3ecff4d73803a8e430a29e8d61288150a6377975fed",
    "cross_cats_sorted": [
      "cs.DS",
      "eess.SP",
      "stat.ME"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2015-03-09T17:39:44Z",
    "title_canon_sha256": "25e56c027936145df2d91eeb06f8cc4617a0698582de555ff0f1fd5f32b0d477"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.02577",
    "kind": "arxiv",
    "version": 1
  }
}