Pith Number

pith:FW754ZEW

pith:2019:FW754ZEWQRW2DC6DE6GYXHODKO

not attested not anchored not stored refs pending

Infer Implicit Contexts in Real-time Online-to-Offline Recommendation

Cheng Xu, Dan Shen, Feng Shi, Jie Tang, Qixia Jiang, Tracy Liu, Xichen Ding, Yaping Zhang

arxiv:1907.04924 v1 · 2019-07-08 · cs.IR · cs.LG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FW754ZEWQRW2DC6DE6GYXHODKO}

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	2026-05-17T23:40:54.445286Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2dbfde6496846da18bc3278d8b9dc353990a33dc6ce376b41cb12c277c1f7e4e

Aliases

arxiv: 1907.04924 · arxiv_version: 1907.04924v1 · doi: 10.48550/arxiv.1907.04924 · pith_short_12: FW754ZEWQRW2 · pith_short_16: FW754ZEWQRW2DC6D · pith_short_8: FW754ZEW

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/FW754ZEWQRW2DC6DE6GYXHODKO \
  | 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: 2dbfde6496846da18bc3278d8b9dc353990a33dc6ce376b41cb12c277c1f7e4e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "245d789ddc25d9a1f37cb440dd9889c38aeb36483e4dbc6ee66531a7b028b3d1",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2019-07-08T05:37:30Z",
    "title_canon_sha256": "e8992fb33f7d4269b21e077537c7c3ce9a810a09d75b815c44d6fb75b369642f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.04924",
    "kind": "arxiv",
    "version": 1
  }
}