Pith Number

pith:C65JR7C3

pith:2021:C65JR7C3MYX65SK5KUBVRTBFZB

not attested not anchored not stored refs pending

Optimizing Operating Points for High Performance Lesion Detection and Segmentation Using Lesion Size Reweighting

Brennan Nichyporuk, Douglas L. Arnold, Justin Szeto, Tal Arbel

arxiv:2107.12978 v2 · 2021-07-27 · 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{C65JR7C3MYX65SK5KUBVRTBFZB}

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	2026-07-05T04:24:22.464420Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

17ba98fc5b662feec95d550358cc25c84871b21cf72eb65865409180dbb1ef82

Aliases

arxiv: 2107.12978 · arxiv_version: 2107.12978v2 · doi: 10.48550/arxiv.2107.12978 · pith_short_12: C65JR7C3MYX6 · pith_short_16: C65JR7C3MYX65SK5 · pith_short_8: C65JR7C3

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/C65JR7C3MYX65SK5KUBVRTBFZB \
  | 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: 17ba98fc5b662feec95d550358cc25c84871b21cf72eb65865409180dbb1ef82

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d800252e4e5dfb658a3db33b5df1060fb3af09ba95cde10d3909e79278ececb2",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2021-07-27T17:43:49Z",
    "title_canon_sha256": "f073c9a3a1a1dd1ac4284baf37ad764c5c692f2e2aa1da13b1a1d14ff223563f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.12978",
    "kind": "arxiv",
    "version": 2
  }
}