Pith Number

pith:L2T3TBPN

pith:2020:L2T3TBPNKX4GPJ74NXWR65HYHO

not attested not anchored not stored refs pending

Contrast-weighted Dictionary Learning Based Saliency Detection for Remote Sensing Images

Bi-Yuan Liu, Chang-Yin Wang, Huai-Xin Chen, Tao Zhou, Yun-Zhi Yang, Zhou Huang

arxiv:2004.02428 v2 · 2020-04-06 · 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{L2T3TBPNKX4GPJ74NXWR65HYHO}

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	2026-07-05T02:33:16.931001Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5ea7b985ed55f867a7fc6ded1f74f83b8472043b554379dac9b3b64cb08a919e

Aliases

arxiv: 2004.02428 · arxiv_version: 2004.02428v2 · doi: 10.48550/arxiv.2004.02428 · pith_short_12: L2T3TBPNKX4G · pith_short_16: L2T3TBPNKX4GPJ74 · pith_short_8: L2T3TBPN

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/L2T3TBPNKX4GPJ74NXWR65HYHO \
  | 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: 5ea7b985ed55f867a7fc6ded1f74f83b8472043b554379dac9b3b64cb08a919e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dea3cab0c07ee97b77821206fc5662aa4cc1697ff4963dfb34e99f1921c824d6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2020-04-06T06:49:05Z",
    "title_canon_sha256": "4c08ffdf35ce870d8644432b365547e5d818b35045d58b67dbbeb4aa482cc5e8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.02428",
    "kind": "arxiv",
    "version": 2
  }
}