Pith Number

pith:XPJPKPS7

pith:2021:XPJPKPS7VIYWD5NZVRWQTCCSWF

not attested not anchored not stored refs pending

Complementary Patch for Weakly Supervised Semantic Segmentation

Chaochen Gu, Chenyue Zhang, Fei Zhang, Yuchao Dai

arxiv:2108.03852 v1 · 2021-08-09 · 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{XPJPKPS7VIYWD5NZVRWQTCCSWF}

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	2026-07-05T03:04:10.221472Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bbd2f53e5faa3161f5b9ac6d098852b161a063dc1b454acb00a54706ce26b048

Aliases

arxiv: 2108.03852 · arxiv_version: 2108.03852v1 · doi: 10.48550/arxiv.2108.03852 · pith_short_12: XPJPKPS7VIYW · pith_short_16: XPJPKPS7VIYWD5NZ · pith_short_8: XPJPKPS7

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/XPJPKPS7VIYWD5NZVRWQTCCSWF \
  | 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: bbd2f53e5faa3161f5b9ac6d098852b161a063dc1b454acb00a54706ce26b048

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d8d7ab64caaa427a0f1d6390d1a7498d26008abdd6b87146b9d3b09294aad18",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-08-09T07:50:54Z",
    "title_canon_sha256": "373df42261bf81f1466e5f4bbec989afcffa70dc7133baa50bd780a60c244170"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.03852",
    "kind": "arxiv",
    "version": 1
  }
}