Pith Number

pith:7Y77YVOG

pith:2020:7Y77YVOGKCIV2RFRQYEDGEUMVI

not attested not anchored not stored refs pending

Finding Covid-19 from Chest X-rays using Deep Learning on a Small Dataset

Dmitry B. Goldgof, Gregory M. Goldgof, Lawrence O. Hall, Rahul Paul

arxiv:2004.02060 v4 · 2020-04-05 · 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{7Y77YVOGKCIV2RFRQYEDGEUMVI}

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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.

Cited by

2 papers in Pith

Advance Warning Methodologies for COVID-19 using Chest X-Ray Images

Convolutional Sparse Support Estimator Based Covid-19 Recognition from X-ray Images

Receipt and verification

First computed	2026-07-05T01:04:48.613918Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fe3ffc55c650915d44b1860833128caa1688a0fd76aa535d06b83cbc24650d6b

Aliases

arxiv: 2004.02060 · arxiv_version: 2004.02060v4 · doi: 10.48550/arxiv.2004.02060 · pith_short_12: 7Y77YVOGKCIV · pith_short_16: 7Y77YVOGKCIV2RFR · pith_short_8: 7Y77YVOG

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/7Y77YVOGKCIV2RFRQYEDGEUMVI \
  | 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: fe3ffc55c650915d44b1860833128caa1688a0fd76aa535d06b83cbc24650d6b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b91ba41f2c1b6dfb244736d4f3cc0b2b48430696d4fb3e5aac58e3b1ea0aaef0",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2020-04-05T00:58:54Z",
    "title_canon_sha256": "0b4eae86d5d50644c63c8339e28cca4f1854b06fdfc3a108f59ea09393c2f988"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.02060",
    "kind": "arxiv",
    "version": 4
  }
}