Pith Number

pith:LJBARGBC

pith:2016:LJBARGBCZJF3SXCOB63NDGN5WK

not attested not anchored not stored refs pending

Sar image despeckling based on nonlocal similarity sparse decomposition

Chengwei Sang, Hong Sun, Quisong Xia

arxiv:1611.07559 v1 · 2016-11-22 · 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{LJBARGBCZJF3SXCOB63NDGN5WK}

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	2026-05-18T00:57:00.473125Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5a42089822ca4bb95c4e0fb6d199bdb2a25f1df9ee276b5fa939990223c080a7

Aliases

arxiv: 1611.07559 · arxiv_version: 1611.07559v1 · doi: 10.48550/arxiv.1611.07559 · pith_short_12: LJBARGBCZJF3 · pith_short_16: LJBARGBCZJF3SXCO · pith_short_8: LJBARGBC

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/LJBARGBCZJF3SXCOB63NDGN5WK \
  | 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: 5a42089822ca4bb95c4e0fb6d199bdb2a25f1df9ee276b5fa939990223c080a7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "401125141ae2bd817d711e9cf5dcaf2ffd60cf6cd1d25178c23f1ca59a376ed6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2016-11-22T22:28:37Z",
    "title_canon_sha256": "efbd87023d533f9f3fc19c81f9a7387fb4eb1b1a6ecbfcc71f158e7044c977f1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.07559",
    "kind": "arxiv",
    "version": 1
  }
}