Pith Number

pith:KLKLMHCC

pith:2019:KLKLMHCCNT2QM5U7J2TUCAQQQE

not attested not anchored not stored refs pending

Machine Learning on Biomedical Images: Interactive Learning, Transfer Learning, Class Imbalance, and Beyond

Ling Guan, Nabila Abraham, Naimul Mefraz Khan

arxiv:1902.05908 v1 · 2019-02-13 · 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{KLKLMHCCNT2QM5U7J2TUCAQQQE}

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	2026-05-17T23:53:55.142508Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

52d4b61c426cf506769f4ea74102108138f1042177d8fbb2826839ce0a122d08

Aliases

arxiv: 1902.05908 · arxiv_version: 1902.05908v1 · doi: 10.48550/arxiv.1902.05908 · pith_short_12: KLKLMHCCNT2Q · pith_short_16: KLKLMHCCNT2QM5U7 · pith_short_8: KLKLMHCC

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/KLKLMHCCNT2QM5U7J2TUCAQQQE \
  | 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: 52d4b61c426cf506769f4ea74102108138f1042177d8fbb2826839ce0a122d08

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "546620fdcad04d2cf2468f428c88e8490366016172fa9c020932b11bcff7a0e6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-02-13T21:23:07Z",
    "title_canon_sha256": "5f6a59070b43041323474b55c3a480e83a47bf627eb020e42aec167e52dfb321"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.05908",
    "kind": "arxiv",
    "version": 1
  }
}