Pith Number

pith:MDYDWEKG

pith:2022:MDYDWEKGUJDZCEOYQKBIKHPRRA

not attested not anchored not stored refs pending

Deconfounding Duration Bias in Watch-time Prediction for Video Recommendation

Changhua Pei, Dong Zheng, Guanyu Mu, Jianfeng Wen, Peng Jiang, Qiang Su, Ruohan Zhan, Xueliang Wang

arxiv:2206.06003 v1 · 2022-06-13 · 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{MDYDWEKGUJDZCEOYQKBIKHPRRA}

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	2026-07-05T04:31:13.577375Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

60f03b1146a2479111d88282851df18829bd5f62fc43874a090d8f9da3faa9aa

Aliases

arxiv: 2206.06003 · arxiv_version: 2206.06003v1 · doi: 10.48550/arxiv.2206.06003 · pith_short_12: MDYDWEKGUJDZ · pith_short_16: MDYDWEKGUJDZCEOY · pith_short_8: MDYDWEKG

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/MDYDWEKGUJDZCEOYQKBIKHPRRA \
  | 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: 60f03b1146a2479111d88282851df18829bd5f62fc43874a090d8f9da3faa9aa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "41cfd338efdb9db397abf7b621eb043b4c6ff2b8b1aaca5e3f4c33a7e66535a2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2022-06-13T09:47:33Z",
    "title_canon_sha256": "fbf262e999b20553ec2f225b71945e29c0d1749ea560216232c86a58521a9c17"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2206.06003",
    "kind": "arxiv",
    "version": 1
  }
}