Pith Number

pith:TLP7MC52

pith:2022:TLP7MC52COBHJFLOBM6L6VSQ2V

not attested not anchored not stored refs pending

Unsupervised Contrastive Learning based Transformer for Lung Nodule Detection

Chuang Niu, Ge Wang

arxiv:2205.00122 v1 · 2022-04-30 · cs.CV · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TLP7MC52COBHJFLOBM6L6VSQ2V}

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	2026-07-05T05:07:42.372559Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9adff60bba138274956e0b3cbf5650d57f990da63fec077634767b8ed6dcf28a

Aliases

arxiv: 2205.00122 · arxiv_version: 2205.00122v1 · doi: 10.48550/arxiv.2205.00122 · pith_short_12: TLP7MC52COBH · pith_short_16: TLP7MC52COBHJFLO · pith_short_8: TLP7MC52

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/TLP7MC52COBHJFLOBM6L6VSQ2V \
  | 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: 9adff60bba138274956e0b3cbf5650d57f990da63fec077634767b8ed6dcf28a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ecb2723f72a946fe605b899b47fa54405440fe38c0001aac0daa3eb0e5397fa1",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2022-04-30T01:19:00Z",
    "title_canon_sha256": "998b2561202669635f2a4d5c0ff937798e85e87939d627e6dbcbda5552d253fb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2205.00122",
    "kind": "arxiv",
    "version": 1
  }
}