Pith Number

pith:ZWKTMB6B

pith:2020:ZWKTMB6BD2JZZ2QYXPCBIDWB7A

not attested not anchored not stored refs pending

iqiyi Submission to ActivityNet Challenge 2019 Kinetics-700 challenge: Hierarchical Group-wise Attention

Dongyang Cai, Jie Liu, Nan Ding, Qian Liu, Tao Wang

arxiv:2002.02918 v1 · 2020-02-07 · 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{ZWKTMB6BD2JZZ2QYXPCBIDWB7A}

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	2026-07-05T00:39:06.334268Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cd953607c11e939cea18bbc4140ec1f82ec9a0dd306a2292a232f988488c61f4

Aliases

arxiv: 2002.02918 · arxiv_version: 2002.02918v1 · doi: 10.48550/arxiv.2002.02918 · pith_short_12: ZWKTMB6BD2JZ · pith_short_16: ZWKTMB6BD2JZZ2QY · pith_short_8: ZWKTMB6B

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/ZWKTMB6BD2JZZ2QYXPCBIDWB7A \
  | 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: cd953607c11e939cea18bbc4140ec1f82ec9a0dd306a2292a232f988488c61f4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f5cf45c16a80147992fe4732848836f5a39df2dccb352f92560fd8387e1f06de",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2020-02-07T17:46:38Z",
    "title_canon_sha256": "d0489f7ac149705178b960fceb9a9cb69850ff3f2e5a4e8569fdc72ba11521ad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.02918",
    "kind": "arxiv",
    "version": 1
  }
}