Pith Number

pith:4RGSN7DH

pith:2024:4RGSN7DHX3UEWTAT3IGRKZXVUG

not attested not anchored not stored refs pending

IterMask2: Iterative Unsupervised Anomaly Segmentation via Spatial and Frequency Masking for Brain Lesions in MRI

J. Alison Noble, Konstantinos Kamnitsas, Xiaoqing Guo, Ziyun Liang

arxiv:2406.02422 v2 · 2024-06-04 · 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{4RGSN7DHX3UEWTAT3IGRKZXVUG}

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	2026-07-05T08:27:50.156082Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e44d26fc67bee84b4c13da0d1566f5a1bbfa45fe726ea85e748c5b142ff34501

Aliases

arxiv: 2406.02422 · arxiv_version: 2406.02422v2 · doi: 10.48550/arxiv.2406.02422 · pith_short_12: 4RGSN7DHX3UE · pith_short_16: 4RGSN7DHX3UEWTAT · pith_short_8: 4RGSN7DH

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/4RGSN7DHX3UEWTAT3IGRKZXVUG \
  | 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: e44d26fc67bee84b4c13da0d1566f5a1bbfa45fe726ea85e748c5b142ff34501

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "836e4eac284ae2a94a42689eb2f27197adcddce7e1983b162c7229b53f304c33",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2024-06-04T15:39:49Z",
    "title_canon_sha256": "24b709eda7fc96189728a7598d70a61033fb5fa613ff163da1cc030488745aee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2406.02422",
    "kind": "arxiv",
    "version": 2
  }
}