Pith Number

pith:ZQGHW573

pith:2020:ZQGHW573CCMRAVZNDT5R4JTRZM

not attested not anchored not stored refs pending

A Comparison of Few-Shot Learning Methods for Underwater Optical and Sonar Image Classification

Jose Vazquez, Mateusz Ochal, Sen Wang, Yvan Petillot

arxiv:2005.04621 v2 · 2020-05-10 · 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{ZQGHW573CCMRAVZNDT5R4JTRZM}

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	2026-07-05T01:46:01.397675Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cc0c7b77fb109910572d1cfb1e2671cb3a79afac7bdd81584694414f623bf6e5

Aliases

arxiv: 2005.04621 · arxiv_version: 2005.04621v2 · doi: 10.48550/arxiv.2005.04621 · pith_short_12: ZQGHW573CCMR · pith_short_16: ZQGHW573CCMRAVZN · pith_short_8: ZQGHW573

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/ZQGHW573CCMRAVZNDT5R4JTRZM \
  | 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: cc0c7b77fb109910572d1cfb1e2671cb3a79afac7bdd81584694414f623bf6e5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8a718a3ec15283bb270bd390e37ca321e33b92ad12e6a91c5f5c2396009c966c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2020-05-10T10:11:16Z",
    "title_canon_sha256": "f78d2b8887083757f14f288365c91db5a0f390c50ed7cc9eba8f76006085d0b7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2005.04621",
    "kind": "arxiv",
    "version": 2
  }
}