Pith Number

pith:HM2QNZ6F

pith:2026:HM2QNZ6FN4GWA6EABXYBOFVE4P

not attested not anchored not stored refs pending

SDF-Net: Structure-Aware Disentangled Feature Learning for Opticall-SAR Ship Re-identification

Furui Chen, Han Wang, Hong Tan, Jianing You, Shengyang Li, Yixuan Lv, Yuhan Sun, Zhuang Zhou

arxiv:2603.12588 v2 · 2026-03-13 · 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{HM2QNZ6FN4GWA6EABXYBOFVE4P}

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	2026-05-29T01:05:06.803306Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3b3506e7c56f0d6078800df01716a4e3c5cd5d77a2c4a0abb69fa3f068a00d08

Aliases

arxiv: 2603.12588 · arxiv_version: 2603.12588v2 · doi: 10.48550/arxiv.2603.12588 · pith_short_12: HM2QNZ6FN4GW · pith_short_16: HM2QNZ6FN4GWA6EA · pith_short_8: HM2QNZ6F

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/HM2QNZ6FN4GWA6EABXYBOFVE4P \
  | 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: 3b3506e7c56f0d6078800df01716a4e3c5cd5d77a2c4a0abb69fa3f068a00d08

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cff2a977d24fdd26816887009cd1757fa32eb4c8f565aacf89ee17aa3cd6d577",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-03-13T02:41:43Z",
    "title_canon_sha256": "5acbcc104f5821d563acb2ddaf3d451bad3fec5a9548412f12de504bb6455cce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2603.12588",
    "kind": "arxiv",
    "version": 2
  }
}