Pith Number

pith:6F2FEBUM

pith:2019:6F2FEBUMXKXO6NW6RRGKT5BGBY

not attested not anchored not stored refs pending

Collaborative Multi-agent Learning for MR Knee Articular Cartilage Segmentation

Chaowei Tan, Dimitris N. Metaxas, Kang Li, Shaoting Zhang, Zhennan Yan

arxiv:1908.04469 v1 · 2019-08-13 · eess.IV · cs.CV · cs.LG · cs.MA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6F2FEBUMXKXO6NW6RRGKT5BGBY}

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	2026-07-04T23:55:13.935935Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f17452068cbaaeef36de8c4ca9f4260e3f0b1f19ef244247e13fb66be09da5de

Aliases

arxiv: 1908.04469 · arxiv_version: 1908.04469v1 · doi: 10.48550/arxiv.1908.04469 · pith_short_12: 6F2FEBUMXKXO · pith_short_16: 6F2FEBUMXKXO6NW6 · pith_short_8: 6F2FEBUM

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/6F2FEBUMXKXO6NW6RRGKT5BGBY \
  | 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: f17452068cbaaeef36de8c4ca9f4260e3f0b1f19ef244247e13fb66be09da5de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9b7df853c40d58bbac5500534156628c3bfed9680546df049c30d5542d72005a",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.LG",
      "cs.MA"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2019-08-13T02:58:17Z",
    "title_canon_sha256": "6767a645ea67839989bac8450f287df5681397ad22cdcb00c89dafe34ec85f57"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.04469",
    "kind": "arxiv",
    "version": 1
  }
}