Pith Number

pith:OPU6LTUQ

pith:2023:OPU6LTUQU3LCPDQB2DVOHGE4GO

not attested not anchored not stored refs pending

Purely Speckled Intensity Images Need for SAR Despeckling with SDS-SAR

Hao Shi, Jingfei He, Liang Chen, Wei Li, Yifei Yin

arxiv:2308.05975 v2 · 2023-08-11 · eess.IV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OPU6LTUQU3LCPDQB2DVOHGE4GO}

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	2026-07-05T10:38:30.891957Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

73e9e5ce90a6d6278e01d0eae3989c33a8ff7029fd03b290ecfe2b65112848d9

Aliases

arxiv: 2308.05975 · arxiv_version: 2308.05975v2 · doi: 10.48550/arxiv.2308.05975 · pith_short_12: OPU6LTUQU3LC · pith_short_16: OPU6LTUQU3LCPDQB · pith_short_8: OPU6LTUQ

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/OPU6LTUQU3LCPDQB2DVOHGE4GO \
  | 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: 73e9e5ce90a6d6278e01d0eae3989c33a8ff7029fd03b290ecfe2b65112848d9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4225f05621d825c1139c2fb20d6f2ab64ed0635079a4136e7f5cf0f6a95c0b60",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2023-08-11T07:19:45Z",
    "title_canon_sha256": "b3d76d24a7daf94855669d86d67c9000e13d38a99c357ceae46b08c678d724c9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2308.05975",
    "kind": "arxiv",
    "version": 2
  }
}