Pith Number

pith:BW2B63UL

pith:2021:BW2B63ULI6Z27GIZQYFRRFSXCG

not attested not anchored not stored refs pending

Multi-Class Micro-CT Image Segmentation Using Sparse Regularized Deep Networks

Amirsaeed Yazdani, Nicholas B. Stephens, Timothy Ryan, Vishal Monga, Yung-Chen Sun

arxiv:2104.10705 v1 · 2021-04-21 · eess.IV · 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{BW2B63ULI6Z27GIZQYFRRFSXCG}

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	2026-07-05T02:34:13.607941Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0db41f6e8b47b3af9919860b18965711a323c48eee605a8741563a93a7db6419

Aliases

arxiv: 2104.10705 · arxiv_version: 2104.10705v1 · doi: 10.48550/arxiv.2104.10705 · pith_short_12: BW2B63ULI6Z2 · pith_short_16: BW2B63ULI6Z27GIZ · pith_short_8: BW2B63UL

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/BW2B63ULI6Z27GIZQYFRRFSXCG \
  | 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: 0db41f6e8b47b3af9919860b18965711a323c48eee605a8741563a93a7db6419

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ba2dbe31f178593f30360159eb237f956dfbfd9df219b65388536c416d37a964",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2021-04-21T18:06:26Z",
    "title_canon_sha256": "c8a9a2bfc298202f4bc7758d102854fd15a8ddbe0ef0aac2bf61cb3f84d5ac1c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.10705",
    "kind": "arxiv",
    "version": 1
  }
}