Pith Number

pith:NRVC6F7I

pith:2020:NRVC6F7I73VA7QEO6FDJFDC2UJ

not attested not anchored not stored refs pending

Deep Learning for Screening COVID-19 using Chest X-Ray Images

Nilanjan Saha, Sanhita Basu, Sushmita Mitra

arxiv:2004.10507 v4 · 2020-04-22 · 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{NRVC6F7I73VA7QEO6FDJFDC2UJ}

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	2026-07-05T01:29:11.507695Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6c6a2f17e8feea0fc08ef146928c5aa240136b679822fd41b9f5c9e2edd7e1b8

Aliases

arxiv: 2004.10507 · arxiv_version: 2004.10507v4 · doi: 10.48550/arxiv.2004.10507 · pith_short_12: NRVC6F7I73VA · pith_short_16: NRVC6F7I73VA7QEO · pith_short_8: NRVC6F7I

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/NRVC6F7I73VA7QEO6FDJFDC2UJ \
  | 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: 6c6a2f17e8feea0fc08ef146928c5aa240136b679822fd41b9f5c9e2edd7e1b8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f35f352bcc879afec9e068dcf48a40b7e0bae2f0befb395c51e776db7eec552c",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2020-04-22T11:41:50Z",
    "title_canon_sha256": "04b153a4c6ee866c466d9e2a383b81d1465d51855f131c2f95693b1f39a4c1cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.10507",
    "kind": "arxiv",
    "version": 4
  }
}