Pith Number

pith:WD2UEZUO

pith:2023:WD2UEZUOMADI4YTMHKLEXPCY7X

not attested not anchored not stored refs pending

MATIS: Masked-Attention Transformers for Surgical Instrument Segmentation

Alejandra P\'erez-Rond\'on, Nicol\'as Ayobi, Pablo Arbel\'aez, Santiago Rodr\'iguez

arxiv:2303.09514 v4 · 2023-03-16 · 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{WD2UEZUOMADI4YTMHKLEXPCY7X}

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	2026-07-05T07:37:48.542386Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b0f542668e60068e626c3a964bbc58fde151e2b8e2ba4baf521a95b3177a8a62

Aliases

arxiv: 2303.09514 · arxiv_version: 2303.09514v4 · doi: 10.48550/arxiv.2303.09514 · pith_short_12: WD2UEZUOMADI · pith_short_16: WD2UEZUOMADI4YTM · pith_short_8: WD2UEZUO

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/WD2UEZUOMADI4YTMHKLEXPCY7X \
  | 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: b0f542668e60068e626c3a964bbc58fde151e2b8e2ba4baf521a95b3177a8a62

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7e7137d1ffbcdabc1cd000e12237794ded5830923f14ce68d7ee66f485cda8e6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2023-03-16T17:31:40Z",
    "title_canon_sha256": "31a2b4a86ec47649d3eb116c3cedc2204c722f442cc48a8d1edb54cab96a9197"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.09514",
    "kind": "arxiv",
    "version": 4
  }
}