Pith Number

pith:F2H7I5FY

pith:2019:F2H7I5FYPEXJIL7AYJ3AZWJ2QW

not attested not anchored not stored refs pending

Non-Local Context Encoder: Robust Biomedical Image Segmentation against Adversarial Attacks

Guanbin Li?, Haofeng Li, Huiyou Chang, Sibei Yang, Xiang He, Yizhou Yu

arxiv:1904.12181 v1 · 2019-04-27 · cs.CV · eess.IV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{F2H7I5FYPEXJIL7AYJ3AZWJ2QW}

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	2026-05-17T23:47:35.436607Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2e8ff474b8792e942fe0c2760cd93a859e70e4c91a3e765a7ffd8b7068358aa9

Aliases

arxiv: 1904.12181 · arxiv_version: 1904.12181v1 · doi: 10.48550/arxiv.1904.12181 · pith_short_12: F2H7I5FYPEXJ · pith_short_16: F2H7I5FYPEXJIL7A · pith_short_8: F2H7I5FY

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/F2H7I5FYPEXJIL7AYJ3AZWJ2QW \
  | 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: 2e8ff474b8792e942fe0c2760cd93a859e70e4c91a3e765a7ffd8b7068358aa9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0acca35337603daec38d24a01bc6c6c4f54556d530b371a4c7de4df2d5e4b141",
    "cross_cats_sorted": [
      "eess.IV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-04-27T16:59:28Z",
    "title_canon_sha256": "ba5b5fff5262ddcedcf6a01b7e0be58583dc96a1b1854141f0424ea85efe4391"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.12181",
    "kind": "arxiv",
    "version": 1
  }
}