Pith Number

pith:W76KKMYR

pith:2023:W76KKMYRHC47NWTM7WSGL3HM5P

not attested not anchored not stored refs pending

HEAT: A Highly Efficient and Affordable Training System for Collaborative Filtering Based Recommendation on CPUs

Baixi Sun, Chengming Zhang, Dingwen Tao, Jiannan Tian, Jonathan Soifer, Shaden Smith, Shuaiwen Leon Song, Xiaodong Yu, Yuxiong He

arxiv:2304.07334 v2 · 2023-04-14 · cs.DC · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{W76KKMYRHC47NWTM7WSGL3HM5P}

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	2026-07-05T06:06:43.801069Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b7fca5331138b9f6da6cfda465ececebccae8973125f49ef187dd881ab17d5ee

Aliases

arxiv: 2304.07334 · arxiv_version: 2304.07334v2 · doi: 10.48550/arxiv.2304.07334 · pith_short_12: W76KKMYRHC47 · pith_short_16: W76KKMYRHC47NWTM · pith_short_8: W76KKMYR

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/W76KKMYRHC47NWTM7WSGL3HM5P \
  | 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: b7fca5331138b9f6da6cfda465ececebccae8973125f49ef187dd881ab17d5ee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d815a967ea4306cbe0f5c3b46ce453e8f6459ed0263453ac220dc18d94213a06",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2023-04-14T18:07:26Z",
    "title_canon_sha256": "395ff15ada641c08acc6d87dcd1aedcc9d478a54f76fde74694a094e0b3003f8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2304.07334",
    "kind": "arxiv",
    "version": 2
  }
}