Pith Number

pith:E7LS75ID

pith:2020:E7LS75IDMTDFHOD4JIAWYB6PRX

not attested not anchored not stored refs pending

Deep Metric Learning-based Image Retrieval System for Chest Radiograph and its Clinical Applications in COVID-19

Aoxiao Zhong, Bernardo Bizzo, Byung Seok Kim, Dufan Wu, Hui Ren, Ittai Dayan, Jung Gil Park, Kyungsang Kim, Mannudeep K. Kalra, Min Kyu Kang, Ning Guo, Nir Neumark, Quanzheng Li, Soo Young Park, Varun Buch, Won Young Tak, Woo Jin Chung, Xiang Li, Younggon Kim, Yu Rim Lee

arxiv:2012.03663 v1 · 2020-11-26 · eess.IV · 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{E7LS75IDMTDFHOD4JIAWYB6PRX}

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	2026-07-05T02:25:31.418073Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

27d72ff50364c653b87c4a016c07cf8ddc8d67834a3428a01e97e563dca5df76

Aliases

arxiv: 2012.03663 · arxiv_version: 2012.03663v1 · doi: 10.48550/arxiv.2012.03663 · pith_short_12: E7LS75IDMTDF · pith_short_16: E7LS75IDMTDFHOD4 · pith_short_8: E7LS75ID

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/E7LS75IDMTDFHOD4JIAWYB6PRX \
  | 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: 27d72ff50364c653b87c4a016c07cf8ddc8d67834a3428a01e97e563dca5df76

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "685097e973bf3b66031b32489c508c67ddde6a352045bcbf5de65a5b06256468",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2020-11-26T03:16:48Z",
    "title_canon_sha256": "735792de86e4109618dc06da8e24a10ea7f7b24a83d72b1bab385d56b63d94ef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.03663",
    "kind": "arxiv",
    "version": 1
  }
}