Pith Number

pith:443LWZOK

pith:2025:443LWZOKY324RLQAQQROOI3S57

not attested not anchored not stored refs pending

A Survey of Sample-Efficient Deep Learning for Change Detection in Remote Sensing: Tasks, Strategies, and Challenges

Chenyu Li, Danfeng Hong, Hongruixuan Chen, Jie Deng, Jocelyn Chanussot, Lei Ding, Lorenzo Bruzzone, Maofan Zhao, Naoto Yokoya

arxiv:2502.02835 v1 · 2025-02-05 · 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{443LWZOKY324RLQAQQROOI3S57}

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	2026-07-05T10:09:55.869736Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e736bb65cac6f5c8ae008422e72372efec5e668e04acf10f4f715a26603263f7

Aliases

arxiv: 2502.02835 · arxiv_version: 2502.02835v1 · doi: 10.48550/arxiv.2502.02835 · pith_short_12: 443LWZOKY324 · pith_short_16: 443LWZOKY324RLQA · pith_short_8: 443LWZOK

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/443LWZOKY324RLQAQQROOI3S57 \
  | 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: e736bb65cac6f5c8ae008422e72372efec5e668e04acf10f4f715a26603263f7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6c99456d9163bd670e788b6cce8d211b7277684e1e971667b65212bc68c49d8e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-02-05T02:36:09Z",
    "title_canon_sha256": "bcb6ba1c8d3c234a2b6875e1955f0e615775f5a9b88c761269038487a9b5dfdd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.02835",
    "kind": "arxiv",
    "version": 1
  }
}