Pith Number

pith:HMQBSTCR

pith:2021:HMQBSTCR7TSGIRSA6NAIHOGJZA

not attested not anchored not stored refs pending

3D RegNet: Deep Learning Model for COVID-19 Diagnosis on Chest CT Image

Haibo Qi, Xinyu Liu, Yuhan Wang

arxiv:2107.04055 v1 · 2021-07-08 · 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{HMQBSTCR7TSGIRSA6NAIHOGJZA}

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	2026-07-05T02:56:29.239758Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3b20194c51fce4644640f34083b8c9c808fb7154169a4b61fecbff3522c2d4a8

Aliases

arxiv: 2107.04055 · arxiv_version: 2107.04055v1 · doi: 10.48550/arxiv.2107.04055 · pith_short_12: HMQBSTCR7TSG · pith_short_16: HMQBSTCR7TSGIRSA · pith_short_8: HMQBSTCR

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/HMQBSTCR7TSGIRSA6NAIHOGJZA \
  | 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: 3b20194c51fce4644640f34083b8c9c808fb7154169a4b61fecbff3522c2d4a8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c4e344eae0c1952a9424140caeb9c420b76f575539c3a702ea4264afdf30a9e4",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2021-07-08T18:10:07Z",
    "title_canon_sha256": "f6f0ac11568fdfa08916d2c1532ecefc8c37004e29b2f830ef0b16ec30c66a75"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.04055",
    "kind": "arxiv",
    "version": 1
  }
}