Pith Number

pith:WFQGC7U4

pith:2021:WFQGC7U45B2X4DBM7S3VUNBNMB

not attested not anchored not stored refs pending

Semi-supervised learning for generalizable intracranial hemorrhage detection and segmentation

Emily Lin, Esther Yuh

arxiv:2105.00582 v2 · 2021-05-03 · 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{WFQGC7U45B2X4DBM7S3VUNBNMB}

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	2026-07-05T08:06:21.056910Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b160617e9ce8757e0c2cfcb75a342d604eba2244d97df014896bbf9e70ea3b36

Aliases

arxiv: 2105.00582 · arxiv_version: 2105.00582v2 · doi: 10.48550/arxiv.2105.00582 · pith_short_12: WFQGC7U45B2X · pith_short_16: WFQGC7U45B2X4DBM · pith_short_8: WFQGC7U4

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/WFQGC7U45B2X4DBM7S3VUNBNMB \
  | 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: b160617e9ce8757e0c2cfcb75a342d604eba2244d97df014896bbf9e70ea3b36

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cb78d18b2222559a7095585433b39e8f8ac539efb121ac12c8a109e83eb8fb96",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2021-05-03T00:14:43Z",
    "title_canon_sha256": "164bcf649f61794779fb4cef4b89fe3075dc16d1efbbd4e928090a233b3444c2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.00582",
    "kind": "arxiv",
    "version": 2
  }
}