Pith Number

pith:K5JQJIP2

pith:2020:K5JQJIP2CXAU2JIMYRBUQABDLL

not attested not anchored not stored refs pending

Interlocking Backpropagation: Improving depthwise model-parallelism

Aidan N. Gomez, Jeff Dean, Kuba Perlin, Nick Frosst, Oscar Key, Stephen Gou, Yarin Gal

arxiv:2010.04116 v3 · 2020-10-08 · cs.LG · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{K5JQJIP2CXAU2JIMYRBUQABDLL}

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	2026-07-05T04:38:23.387627Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

575304a1fa15c14d250cc4434800235af0c27c436f48ae00f7b9a410bb7cfdb6

Aliases

arxiv: 2010.04116 · arxiv_version: 2010.04116v3 · doi: 10.48550/arxiv.2010.04116 · pith_short_12: K5JQJIP2CXAU · pith_short_16: K5JQJIP2CXAU2JIM · pith_short_8: K5JQJIP2

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/K5JQJIP2CXAU2JIMYRBUQABDLL \
  | 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: 575304a1fa15c14d250cc4434800235af0c27c436f48ae00f7b9a410bb7cfdb6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "85b03e7cadb22d4effc2b5f2625a9793a6e16f2bd76604a3b5d391c8e8c84164",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2020-10-08T16:53:50Z",
    "title_canon_sha256": "fd09ae0413ee1ae7f9f9fe7224342cd4ba7f28c28cb24ae906fb64aa285baff8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2010.04116",
    "kind": "arxiv",
    "version": 3
  }
}