Pith Number

pith:PM4B43YW

pith:2018:PM4B43YW4464QLEHHENOQNTWX5

not attested not anchored not stored refs pending

A Pretrained DenseNet Encoder for Brain Tumor Segmentation

Jean Stawiaski

arxiv:1811.07542 v1 · 2018-11-19 · 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{PM4B43YW4464QLEHHENOQNTWX5}

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	2026-05-18T00:00:24.155601Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7b381e6f16e73dc82c87391ae83676bf5c0e17c92f4c5ff0a29386338573905c

Aliases

arxiv: 1811.07542 · arxiv_version: 1811.07542v1 · doi: 10.48550/arxiv.1811.07542 · pith_short_12: PM4B43YW4464 · pith_short_16: PM4B43YW4464QLEH · pith_short_8: PM4B43YW

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/PM4B43YW4464QLEHHENOQNTWX5 \
  | 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: 7b381e6f16e73dc82c87391ae83676bf5c0e17c92f4c5ff0a29386338573905c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "724603641dcd99306e46d90002c390fb137807df9434eb3ee90824e08b6457ee",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-11-19T08:00:22Z",
    "title_canon_sha256": "bc29c960e7841e1911ef9a5784c5ef80156f58cd804cacaf9015dec15ca443f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.07542",
    "kind": "arxiv",
    "version": 1
  }
}