Pith Number

pith:D7PSBKV2

pith:2020:D7PSBKV2R5KZN3MZ4C3YRX3KMM

not attested not anchored not stored refs pending

Momentum Contrastive Learning for Few-Shot COVID-19 Diagnosis from Chest CT Images

Jinming Dong, Lina Yao, Tao Zhou, Xiaocong Chen, Yu Zhang

arxiv:2006.13276 v1 · 2020-06-16 · 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{D7PSBKV2R5KZN3MZ4C3YRX3KMM}

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	2026-07-05T02:07:29.202222Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1fdf20aaba8f5596ed99e0b788df6a632a0c0be1fa5bd095edd54e4e266e6d9c

Aliases

arxiv: 2006.13276 · arxiv_version: 2006.13276v1 · doi: 10.48550/arxiv.2006.13276 · pith_short_12: D7PSBKV2R5KZ · pith_short_16: D7PSBKV2R5KZN3MZ · pith_short_8: D7PSBKV2

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/D7PSBKV2R5KZN3MZ4C3YRX3KMM \
  | 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: 1fdf20aaba8f5596ed99e0b788df6a632a0c0be1fa5bd095edd54e4e266e6d9c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2a33176cd63bc8e62682e6db3a1bb5948bfe90c2c4f1108433bc8faa5ca226df",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2020-06-16T10:14:58Z",
    "title_canon_sha256": "620372883ed50b1c625b99bd68cb29b535517f8a3a774cc29d481fa163a7d0ea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.13276",
    "kind": "arxiv",
    "version": 1
  }
}