Pith Number

pith:KPGFDYMP

pith:2023:KPGFDYMPZHOQGBG2FXV5X5G3IT

not attested not anchored not stored refs pending

Forward-Forward Contrastive Learning

Abdullah-Al-Zubaer Imran, Jin Chen, Md. Atik Ahamed

arxiv:2305.02927 v1 · 2023-05-04 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KPGFDYMPZHOQGBG2FXV5X5G3IT}

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

1 paper in Pith

HCL-FF: Hierarchical and Contrastive Learning for Forward-Forward Algorithm

Receipt and verification

First computed	2026-07-05T06:07:06.626960Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

53cc51e18fc9dd0304da2debdbf4db44ee36fd54132e1b6af428692d9c061ad0

Aliases

arxiv: 2305.02927 · arxiv_version: 2305.02927v1 · doi: 10.48550/arxiv.2305.02927 · pith_short_12: KPGFDYMPZHOQ · pith_short_16: KPGFDYMPZHOQGBG2 · pith_short_8: KPGFDYMP

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/KPGFDYMPZHOQGBG2FXV5X5G3IT \
  | 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: 53cc51e18fc9dd0304da2debdbf4db44ee36fd54132e1b6af428692d9c061ad0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "49c76fe8f068cd3890529925241a61423ba93c0a07ca2ef45e88da08c7199b94",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2023-05-04T15:29:06Z",
    "title_canon_sha256": "3e2b93e5a80536a16f6ba84fd7680c8d80b8fdb3271a2817b8582ac7dc6201aa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2305.02927",
    "kind": "arxiv",
    "version": 1
  }
}