Pith Number

pith:H7ZTRXAD

pith:2016:H7ZTRXADBG2WPPEM4O3K7FK3RR

not attested not anchored not stored refs pending

Enhanced Directional Smoothing Algorithm for Edge-Preserving Smoothing of Synthetic-Aperture Radar Images

Alberto E. Giraldez, Mario Mastriani

arxiv:1608.01993 v1 · 2016-08-05 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{H7ZTRXADBG2WPPEM4O3K7FK3RR}

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	2026-05-18T01:09:41.186979Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3ff338dc0309b567bc8ce3b6af955b8c5294207f884b2991557cb84af53839a7

Aliases

arxiv: 1608.01993 · arxiv_version: 1608.01993v1 · doi: 10.48550/arxiv.1608.01993 · pith_short_12: H7ZTRXADBG2W · pith_short_16: H7ZTRXADBG2WPPEM · pith_short_8: H7ZTRXAD

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/H7ZTRXADBG2WPPEM4O3K7FK3RR \
  | 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: 3ff338dc0309b567bc8ce3b6af955b8c5294207f884b2991557cb84af53839a7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2304c31541a251f0b2a5883ae8deae7ebbfea397abf4e994d970638a64d04686",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2016-08-05T18:18:38Z",
    "title_canon_sha256": "ca27e932c2c017b252da443a8d998f2dd4778ec268447f62a1def6546edcfc66"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.01993",
    "kind": "arxiv",
    "version": 1
  }
}