Pith Number

pith:3MEXAHGQ

pith:2023:3MEXAHGQCWYPQAWHZHTCQHKSGT

not attested not anchored not stored refs pending

Efficient Annotation for Medical Image Analysis: A One-Pass Selective Annotation Approach

Anqi Feng, Peiyu Duan, Yuan Xue, Yuli Wang, Zhangxing Bian

arxiv:2308.13649 v2 · 2023-08-25 · 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{3MEXAHGQCWYPQAWHZHTCQHKSGT}

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	2026-07-05T06:50:57.878152Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

db09701cd015b0f802c7c9e6281d5234df7b6ad4eb85fcb1aee301259b7c19d5

Aliases

arxiv: 2308.13649 · arxiv_version: 2308.13649v2 · doi: 10.48550/arxiv.2308.13649 · pith_short_12: 3MEXAHGQCWYP · pith_short_16: 3MEXAHGQCWYPQAWH · pith_short_8: 3MEXAHGQ

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/3MEXAHGQCWYPQAWHZHTCQHKSGT \
  | 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: db09701cd015b0f802c7c9e6281d5234df7b6ad4eb85fcb1aee301259b7c19d5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6bd52bcabf28c3fb31f980ce6d6c68e9e9e720a9a0397be68051944f0ccf2672",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2023-08-25T19:37:18Z",
    "title_canon_sha256": "19a5717ab84be036cf9972477c1500d92a5b52bdc91841392bf8f652752a8c36"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2308.13649",
    "kind": "arxiv",
    "version": 2
  }
}