Pith Number

pith:ON7YBEZ7

pith:2025:ON7YBEZ7UBVNOYYRBGBFUTQC3Y

not attested not anchored not stored refs pending

Personalized Tree-Based Progressive Regression Model for Watch-Time Prediction in Short Video Recommendation

Changcheng Li, Peng Jiang, Xiaokai Chen, Xiao Lin

arxiv:2505.22153 v2 · 2025-05-28 · cs.IR

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ON7YBEZ7UBVNOYYRBGBFUTQC3Y}

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	2026-07-05T11:58:30.142618Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

737f80933fa06ad7631109825a4e02de24c8683eebb48b3bb97e5c9993daabb9

Aliases

arxiv: 2505.22153 · arxiv_version: 2505.22153v2 · doi: 10.48550/arxiv.2505.22153 · pith_short_12: ON7YBEZ7UBVN · pith_short_16: ON7YBEZ7UBVNOYYR · pith_short_8: ON7YBEZ7

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/ON7YBEZ7UBVNOYYRBGBFUTQC3Y \
  | 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: 737f80933fa06ad7631109825a4e02de24c8683eebb48b3bb97e5c9993daabb9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a4579bc06c938dbc0337ba160e281728877456b4cc5e5c005d4d93c047d02d77",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2025-05-28T09:18:48Z",
    "title_canon_sha256": "2f4932e15774a887c9ba21dd9cdeedc34b81db00e6d4d79a8d5f146127baf904"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.22153",
    "kind": "arxiv",
    "version": 2
  }
}