Pith Number

pith:ZTDVSECG

pith:2021:ZTDVSECGJV7DYL27IKLBPY2IBX

not attested not anchored not stored refs pending

Real-time Instance Segmentation of Surgical Instruments using Attention and Multi-scale Feature Fusion

Gilberto Ochoa-Ruiz, Juan Carlos Angeles-Ceron, Leonardo Chang, Sharib Ali

arxiv:2111.04911 v2 · 2021-11-09 · 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{ZTDVSECGJV7DYL27IKLBPY2IBX}

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	2026-07-05T03:30:42.966170Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ccc75910464d7e3c2f5f429617e3480df4e445f98b838a11dd61b90840281d23

Aliases

arxiv: 2111.04911 · arxiv_version: 2111.04911v2 · doi: 10.48550/arxiv.2111.04911 · pith_short_12: ZTDVSECGJV7D · pith_short_16: ZTDVSECGJV7DYL27 · pith_short_8: ZTDVSECG

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/ZTDVSECGJV7DYL27IKLBPY2IBX \
  | 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: ccc75910464d7e3c2f5f429617e3480df4e445f98b838a11dd61b90840281d23

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7215d99b7cf80466896a2ae8c63f6cec169344e5b6837940ba521b5bead57b83",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2021-11-09T02:22:01Z",
    "title_canon_sha256": "8224e4d1c6d6ccbc2618e917d657c70f94fb23ee8fcf52cfedd4b04110c5f2e1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.04911",
    "kind": "arxiv",
    "version": 2
  }
}