Pith Number

pith:Y3NRMPKW

pith:2022:Y3NRMPKWX52MNOGLYGHD5I6B5T

not attested not anchored not stored refs pending

Nesting Forward Automatic Differentiation for Memory-Efficient Deep Neural Network Training

Chen Zhang, Cong Guo, Fan Yang, Jingwen Leng, Minyi Guo, Quanlu Zhang, Ying Cao, Yunxin Liu, Yuxian Qiu

arxiv:2209.10778 v1 · 2022-09-22 · 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{Y3NRMPKWX52MNOGLYGHD5I6B5T}

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	2026-07-05T05:00:07.280508Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c6db163d56bf74c6b8cbc18e3ea3c1eccd74990ebccfa3ffa271d84102c37110

Aliases

arxiv: 2209.10778 · arxiv_version: 2209.10778v1 · doi: 10.48550/arxiv.2209.10778 · pith_short_12: Y3NRMPKWX52M · pith_short_16: Y3NRMPKWX52MNOGL · pith_short_8: Y3NRMPKW

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/Y3NRMPKWX52MNOGLYGHD5I6B5T \
  | 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: c6db163d56bf74c6b8cbc18e3ea3c1eccd74990ebccfa3ffa271d84102c37110

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b257d2824d48d6b80779174dce417267bd90c273f2593665aed2b4b3c5d76420",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2022-09-22T04:48:48Z",
    "title_canon_sha256": "6b72ae3eea8cabb07baef11656467bb0f8722ed0e60b0b3abc2b29c00deab20e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2209.10778",
    "kind": "arxiv",
    "version": 1
  }
}