Pith Number

pith:JGO5GWTQ

pith:2018:JGO5GWTQ2KA2E3C3OEANXRPF7J

not attested not anchored not stored refs pending

Optimum window length of Savitzky-Golay filters with arbitrary order

Fereidoon Behnia, Mohammad Sadeghi

arxiv:1808.10489 v1 · 2018-08-30 · eess.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JGO5GWTQ2KA2E3C3OEANXRPF7J}

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	2026-05-18T00:06:45.523951Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

499dd35a70d281a26c5b7100dbc5e5fa5d629884c5d4e9c4e6964b1d8d9213d7

Aliases

arxiv: 1808.10489 · arxiv_version: 1808.10489v1 · doi: 10.48550/arxiv.1808.10489 · pith_short_12: JGO5GWTQ2KA2 · pith_short_16: JGO5GWTQ2KA2E3C3 · pith_short_8: JGO5GWTQ

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/JGO5GWTQ2KA2E3C3OEANXRPF7J \
  | 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: 499dd35a70d281a26c5b7100dbc5e5fa5d629884c5d4e9c4e6964b1d8d9213d7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e2138ab8aa45efce5e67625b9baf48b7e7a65e82dbea02cf61808359c8de8eff",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2018-08-30T19:10:13Z",
    "title_canon_sha256": "af51fd7c056872ec233f53845df59a318f8818c172fdddce4e39877bcc5b026d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.10489",
    "kind": "arxiv",
    "version": 1
  }
}