Pith Number

pith:332YBGYX

pith:2019:332YBGYXTV7M5LYSAY6MC2DPDV

not attested not anchored not stored refs pending

Half a Percent of Labels is Enough: Efficient Animal Detection in UAV Imagery using Deep CNNs and Active Learning

Benjamin Kellenberger, Devis Tuia, Diego Marcos, Sylvain Lobry

arxiv:1907.07319 v1 · 2019-07-17 · 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{332YBGYXTV7M5LYSAY6MC2DPDV}

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	2026-05-17T23:40:22.701200Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

def5809b179d7eceaf12063cc1686f1d6486340009691f89f8943d77bde1948f

Aliases

arxiv: 1907.07319 · arxiv_version: 1907.07319v1 · doi: 10.48550/arxiv.1907.07319 · pith_short_12: 332YBGYXTV7M · pith_short_16: 332YBGYXTV7M5LYS · pith_short_8: 332YBGYX

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/332YBGYXTV7M5LYSAY6MC2DPDV \
  | 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: def5809b179d7eceaf12063cc1686f1d6486340009691f89f8943d77bde1948f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b83b76fa4304f3e9322d69a914c1c268ca20a7ec39a257b50294c0b9ffc776bb",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-07-17T04:06:17Z",
    "title_canon_sha256": "56fcf203cd235072aeebaaa11af1f2523832573ac2433d9bd0ece35aa6e6032d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.07319",
    "kind": "arxiv",
    "version": 1
  }
}