Pith Number

pith:RJBN2IDN

pith:2014:RJBN2IDNR2CA4L67SKFCAFSJJY

not attested not anchored not stored refs pending

Optimal Gaussian Filter for Effective Noise Filtering

M Satish, Sunil Kopparapu

arxiv:1406.3172 v1 · 2014-06-12 · cs.OH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RJBN2IDNR2CA4L67SKFCAFSJJY}

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	2026-05-18T02:49:52.877672Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a42dd206d8e840e2fdf928a2016494e1bb39df4d9e8184cc193cb05f4afcf60

Aliases

arxiv: 1406.3172 · arxiv_version: 1406.3172v1 · doi: 10.48550/arxiv.1406.3172 · pith_short_12: RJBN2IDNR2CA · pith_short_16: RJBN2IDNR2CA4L67 · pith_short_8: RJBN2IDN

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/RJBN2IDNR2CA4L67SKFCAFSJJY \
  | 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: 8a42dd206d8e840e2fdf928a2016494e1bb39df4d9e8184cc193cb05f4afcf60

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ad7ca05799d82ef750938e8f5159f8fd62e695fc0baeb060cbb114f23f13377",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.OH",
    "submitted_at": "2014-06-12T09:49:17Z",
    "title_canon_sha256": "05a0babc96a61240f891abbcd509f33c521622bca0b9645a6860e5a636566b7a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.3172",
    "kind": "arxiv",
    "version": 1
  }
}