Pith Number

pith:Q5MQFEPH

pith:2025:Q5MQFEPHWZSLE4PCMF3ZPNXUJO

not attested not anchored not stored refs pending

Backpropagation-free Spiking Neural Networks with the Forward-Forward Algorithm

Bahar Farahani, Mahmood Fazlali, Mohammadnavid Ghader, Saeed Reza Kheradpisheh

arxiv:2502.20411 v2 · 2025-02-19 · cs.NE · cs.AI · cs.LG

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\usepackage{pith}
\pithnumber{Q5MQFEPHWZSLE4PCMF3ZPNXUJO}

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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

1 paper in Pith

FFGAF-SNN: The Forward-Forward Based Gradient Approximation Free Training Framework for Spiking Neural Networks

Receipt and verification

First computed	2026-07-05T11:10:05.863510Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

87590291e7b664b271e2617797b6f44b8918b8b3eb519353a8b00f4aa9f74dcc

Aliases

arxiv: 2502.20411 · arxiv_version: 2502.20411v2 · doi: 10.48550/arxiv.2502.20411 · pith_short_12: Q5MQFEPHWZSL · pith_short_16: Q5MQFEPHWZSLE4PC · pith_short_8: Q5MQFEPH

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/Q5MQFEPHWZSLE4PCMF3ZPNXUJO \
  | 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: 87590291e7b664b271e2617797b6f44b8918b8b3eb519353a8b00f4aa9f74dcc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b3387dc0233afe5839959abf7408dddd6deffc9334c6f3c5e226b5dd6e6c9d74",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.NE",
    "submitted_at": "2025-02-19T12:44:26Z",
    "title_canon_sha256": "3b5263f0f9c414ad07240cd0deba499ce096f8c0b6a494a98582d34a32045d19"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.20411",
    "kind": "arxiv",
    "version": 2
  }
}