Pith Number

pith:QSPKL6ZY

pith:2021:QSPKL6ZYF4RJB5QIHTXOC5GBXU

not attested not anchored not stored refs pending

RecPipe: Co-designing Models and Hardware to Jointly Optimize Recommendation Quality and Performance

Carole-Jean Wu, David Brooks, Gu-Yeon Wei, Hsien-Hsin S. Lee, Javin Pombra, Jeff Zhang, Mark Wilkening, Samuel Hsia, Udit Gupta

arxiv:2105.08820 v2 · 2021-05-18 · cs.AR · cs.AI · cs.DC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QSPKL6ZYF4RJB5QIHTXOC5GBXU}

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	2026-07-05T02:42:31.173037Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

849ea5fb382f2290f6083ceee174c1bd3da0900792dc577987417169dd7a7477

Aliases

arxiv: 2105.08820 · arxiv_version: 2105.08820v2 · doi: 10.48550/arxiv.2105.08820 · pith_short_12: QSPKL6ZYF4RJ · pith_short_16: QSPKL6ZYF4RJB5QI · pith_short_8: QSPKL6ZY

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/QSPKL6ZYF4RJB5QIHTXOC5GBXU \
  | 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: 849ea5fb382f2290f6083ceee174c1bd3da0900792dc577987417169dd7a7477

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7a8978d259f1805c59ab42b1340eb4b078ad9de64c2d9a709b6c7640c557d2a3",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.DC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AR",
    "submitted_at": "2021-05-18T20:44:04Z",
    "title_canon_sha256": "d2c10d29554cf9f2be5309e0ff4bcfe15c013ebae84e28341b509430a626872a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.08820",
    "kind": "arxiv",
    "version": 2
  }
}