Pith Number

pith:RP2TMHGF

pith:2021:RP2TMHGF732SP742BF4DEIKOA5

not attested not anchored not stored refs pending

Detection and severity classification of COVID-19 in CT images using deep learning

Amith Khandakar, Anas Tahir, Farayi Musharavati, Muhammad E. H. Chowdhury, Nabil Ibtehaz, Sakib Mahmud, Serkan Kiranyaz, Somaya Al-Madeed, Tawsifur Rahman, Yazan Qiblawey

arxiv:2102.07726 v1 · 2021-02-15 · eess.IV · cs.CV · cs.LG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RP2TMHGF732SP742BF4DEIKOA5}

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	2026-07-05T02:15:19.422232Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8bf5361cc5fef527ff9a097832214e074d0015709ab83b9bdb0f569484092191

Aliases

arxiv: 2102.07726 · arxiv_version: 2102.07726v1 · doi: 10.48550/arxiv.2102.07726 · pith_short_12: RP2TMHGF732S · pith_short_16: RP2TMHGF732SP742 · pith_short_8: RP2TMHGF

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/RP2TMHGF732SP742BF4DEIKOA5 \
  | 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: 8bf5361cc5fef527ff9a097832214e074d0015709ab83b9bdb0f569484092191

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "61e7c1c6cc52868239d67f4bba390107c82170b7eae5a8b392ddc0c92ef2af3b",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2021-02-15T18:23:34Z",
    "title_canon_sha256": "d9e58d5a3fd208e3ef3095740318b04fc7c18fd1047640a2ab8b77e84c148b25"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.07726",
    "kind": "arxiv",
    "version": 1
  }
}