Pith Number

pith:K4WZ7572

pith:2018:K4WZ7572QQF2SWGFQDI5CHUJTX

not attested not anchored not stored refs pending

Weakly-supervised Visual Instrument-playing Action Detection in Videos

Jen-Yu Liu, Shyh-Kang Jeng, Yi-Hsuan Yang

arxiv:1805.02031 v1 · 2018-05-05 · cs.MM · 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{K4WZ7572QQF2SWGFQDI5CHUJTX}

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	2026-05-18T00:16:41.200581Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

572d9ff7fa840ba958c580d1d11e899deac829f1dce48bb9eb66b47ad5f6b53d

Aliases

arxiv: 1805.02031 · arxiv_version: 1805.02031v1 · doi: 10.48550/arxiv.1805.02031 · pith_short_12: K4WZ7572QQF2 · pith_short_16: K4WZ7572QQF2SWGF · pith_short_8: K4WZ7572

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/K4WZ7572QQF2SWGFQDI5CHUJTX \
  | 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: 572d9ff7fa840ba958c580d1d11e899deac829f1dce48bb9eb66b47ad5f6b53d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5bf4844ab1289bd162ba2b63e3c9535dad97194bb3cf5e50a5d173d3626ed84b",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.MM",
    "submitted_at": "2018-05-05T09:52:36Z",
    "title_canon_sha256": "8938078ba152186d07e1c68d558d2345c5770768fe4045851e0a87a3f3b7cfce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.02031",
    "kind": "arxiv",
    "version": 1
  }
}