Pith Number

pith:XD24P4EC

pith:2024:XD24P4ECYVEQCNGMPZ5H3YUPTX

not attested not anchored not stored refs pending

Sparser Training for On-Device Recommendation Systems

Hongzhi Yin, Jianxin Li, Liang Qu, Tong Chen, Xiangyu Zhao, Yunke Qu

arxiv:2411.12205 v1 · 2024-11-19 · 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{XD24P4ECYVEQCNGMPZ5H3YUPTX}

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	2026-07-05T09:37:17.679513Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b8f5c7f082c5490134cc7e7a7de28f9dd439ac70aeb09b31dd8519d2d62b82ae

Aliases

arxiv: 2411.12205 · arxiv_version: 2411.12205v1 · doi: 10.48550/arxiv.2411.12205 · pith_short_12: XD24P4ECYVEQ · pith_short_16: XD24P4ECYVEQCNGM · pith_short_8: XD24P4EC

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/XD24P4ECYVEQCNGMPZ5H3YUPTX \
  | 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: b8f5c7f082c5490134cc7e7a7de28f9dd439ac70aeb09b31dd8519d2d62b82ae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "df4f345b585afacf7daaccdee853d43d77006bf06df7f844133f61c5145324ab",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2024-11-19T03:48:48Z",
    "title_canon_sha256": "2615e4644630eefbd11ce976ca46e76f042a2e22385e86c58738d8eaa5041684"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2411.12205",
    "kind": "arxiv",
    "version": 1
  }
}