Pith Number

pith:MBB4B7VM

pith:2022:MBB4B7VMIUQHJOBTQAA3W2HR5Z

not attested not anchored not stored refs pending

The Forward-Forward Algorithm: Some Preliminary Investigations

Geoffrey Hinton

arxiv:2212.13345 v1 · 2022-12-27 · 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{MBB4B7VMIUQHJOBTQAA3W2HR5Z}

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.

Cited by

37 papers in Pith

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Receipt and verification

First computed	2026-07-05T05:28:50.658052Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6043c0feac452074b8338001bb68f1ee5e65dd466e20733753c349d5b0125c06

Aliases

arxiv: 2212.13345 · arxiv_version: 2212.13345v1 · doi: 10.48550/arxiv.2212.13345 · pith_short_12: MBB4B7VMIUQH · pith_short_16: MBB4B7VMIUQHJOBT · pith_short_8: MBB4B7VM

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/MBB4B7VMIUQHJOBTQAA3W2HR5Z \
  | 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: 6043c0feac452074b8338001bb68f1ee5e65dd466e20733753c349d5b0125c06

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "09ee603b3ec62e67288d84628794bb0c1175a0410aad0e60d8e2db3b1ab93312",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2022-12-27T02:54:46Z",
    "title_canon_sha256": "20312e01d27bb10cce4542ba2dd4aad00bdac35266cd8678915a4cb201c17b00"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2212.13345",
    "kind": "arxiv",
    "version": 1
  }
}