Pith Number

pith:N74FDZAB

pith:2022:N74FDZABZG54OQ3DMARO7WHRHA

not attested not anchored not stored refs pending

Transfer Learning for Instance Segmentation of Waste Bottles using Mask R-CNN Algorithm

Punitha Jaikumar, Remy Vandaele, Varun Ojha

arxiv:2204.07437 v1 · 2022-04-15 · 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{N74FDZABZG54OQ3DMARO7WHRHA}

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	2026-07-05T04:15:04.171325Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ff851e401c9bbc743636022efd8f1383176789c42dcaa2a76f20b0923e3761f

Aliases

arxiv: 2204.07437 · arxiv_version: 2204.07437v1 · doi: 10.48550/arxiv.2204.07437 · pith_short_12: N74FDZABZG54 · pith_short_16: N74FDZABZG54OQ3D · pith_short_8: N74FDZAB

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/N74FDZABZG54OQ3DMARO7WHRHA \
  | 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: 6ff851e401c9bbc743636022efd8f1383176789c42dcaa2a76f20b0923e3761f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eedfd879d6638b2f71da1e16f89378c2d0958f1aa3e4ca33648addba64e664dc",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2022-04-15T12:19:24Z",
    "title_canon_sha256": "95a4204c92f9c299ea75b92383795cbade53995cae5091faa13348b75f08b0ea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2204.07437",
    "kind": "arxiv",
    "version": 1
  }
}