Pith Number

pith:72QVMCVC

pith:2019:72QVMCVCPYCYNDQ4R5RCXMCZYX

not attested not anchored not stored refs pending

Bootstrap Model Ensemble and Rank Loss for Engagement Intensity Regression

Da Guo, Jianfei Yang, Kaipeng Zhang, Kai Wang, Xiaojiang Peng, Yu Qiao

arxiv:1907.03422 v1 · 2019-07-08 · 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{72QVMCVCPYCYNDQ4R5RCXMCZYX}

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	2026-05-17T23:41:16.263457Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fea1560aa27e05868e1c8f622bb059c5c55d8c6e7587a294375718d3f2ae5781

Aliases

arxiv: 1907.03422 · arxiv_version: 1907.03422v1 · doi: 10.48550/arxiv.1907.03422 · pith_short_12: 72QVMCVCPYCY · pith_short_16: 72QVMCVCPYCYNDQ4 · pith_short_8: 72QVMCVC

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/72QVMCVCPYCYNDQ4R5RCXMCZYX \
  | 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: fea1560aa27e05868e1c8f622bb059c5c55d8c6e7587a294375718d3f2ae5781

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b25268e239d9e636ca2ff309b5c9c3e5685a7ec78bbc8b1b0d9f50782cc470e5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-07-08T06:54:47Z",
    "title_canon_sha256": "1a9a1caef472aa9b843b66ab49b7e70980bffdfd3f1d112d5898a6fa60f57052"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.03422",
    "kind": "arxiv",
    "version": 1
  }
}