Pith Number

pith:IN7KP7RT

pith:2020:IN7KP7RTUEL25X3UOK4ZS5EIYA

not attested not anchored not stored refs pending

New Bag of Deep Visual Words based features to classify chest x-ray images for COVID-19 diagnosis

Chiranjibi Sitaula, Sunil Aryal

arxiv:2012.15413 v2 · 2020-12-31 · 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{IN7KP7RTUEL25X3UOK4ZS5EIYA}

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	2026-07-05T02:50:42.806666Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

437ea7fe33a117aedf7472b9997488c0016a531ee470186c000cf8115c361341

Aliases

arxiv: 2012.15413 · arxiv_version: 2012.15413v2 · doi: 10.48550/arxiv.2012.15413 · pith_short_12: IN7KP7RTUEL2 · pith_short_16: IN7KP7RTUEL25X3U · pith_short_8: IN7KP7RT

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/IN7KP7RTUEL25X3UOK4ZS5EIYA \
  | 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: 437ea7fe33a117aedf7472b9997488c0016a531ee470186c000cf8115c361341

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a4cf31d0b282adede66ed3d825c6184bbb50b95dfa87a8731f3bb84c70a0e510",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2020-12-31T02:57:02Z",
    "title_canon_sha256": "fa20ffcd5ebd3fb2ec2945638acf30600538ec5e37c8b7604c9b53d678903f70"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.15413",
    "kind": "arxiv",
    "version": 2
  }
}