Pith Number

pith:JLXR2TDV

pith:2021:JLXR2TDV3S6U33T4DQR4PNGG5H

not attested not anchored not stored refs pending

Towards Unbiased COVID-19 Lesion Localisation and Segmentation via Weakly Supervised Learning

Jiancong Chen, Jie Chen, Lingwei Wang, Ruixuan Wang, Ting Ma, Tong Zhang, Wei-Shi Zheng, Yang Yang

arxiv:2103.00780 v1 · 2021-03-01 · eess.IV · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JLXR2TDV3S6U33T4DQR4PNGG5H}

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	2026-07-05T02:19:09.441966Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4aef1d4c75dcbd4dee7c1c23c7b4c6e9e164986cabde889b011a00536caf71e3

Aliases

arxiv: 2103.00780 · arxiv_version: 2103.00780v1 · doi: 10.48550/arxiv.2103.00780 · pith_short_12: JLXR2TDV3S6U · pith_short_16: JLXR2TDV3S6U33T4 · pith_short_8: JLXR2TDV

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/JLXR2TDV3S6U33T4DQR4PNGG5H \
  | 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: 4aef1d4c75dcbd4dee7c1c23c7b4c6e9e164986cabde889b011a00536caf71e3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8aed05c2a7d55de338a37f86147eb2a424e09825a0c5512299acf66c861640fe",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2021-03-01T06:05:49Z",
    "title_canon_sha256": "66f25c24e75ebb910097cf29e9dccf1db06faaac17523ee6da8b866566ffdc8c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.00780",
    "kind": "arxiv",
    "version": 1
  }
}