Pith Number

pith:6XNIET7D

pith:2020:6XNIET7DD7CCDIFPREFQGEIQWF

not attested not anchored not stored refs pending

Learning a Weakly-Supervised Video Actor-Action Segmentation Model with a Wise Selection

Chenliang Xu, Jiebo Luo, Jie Chen, Zhiheng Li

arxiv:2003.13141 v1 · 2020-03-29 · 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{6XNIET7DD7CCDIFPREFQGEIQWF}

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	2026-07-05T00:51:12.882972Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f5da824fe31fc421a0af890b031110b15c9207f4efd9e723089ddb46d76b38c4

Aliases

arxiv: 2003.13141 · arxiv_version: 2003.13141v1 · doi: 10.48550/arxiv.2003.13141 · pith_short_12: 6XNIET7DD7CC · pith_short_16: 6XNIET7DD7CCDIFP · pith_short_8: 6XNIET7D

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/6XNIET7DD7CCDIFPREFQGEIQWF \
  | 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: f5da824fe31fc421a0af890b031110b15c9207f4efd9e723089ddb46d76b38c4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "57f7736d0dcefaceb7553bca3d5f5fc88c881c89b5a107b3cf570280ff177d3d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2020-03-29T21:15:18Z",
    "title_canon_sha256": "c442c495cfada78df496b673a994407254a083b5d386df8d4f06247c7e7011f1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.13141",
    "kind": "arxiv",
    "version": 1
  }
}