Pith Number

pith:FP4IWC3F

pith:2021:FP4IWC3F7BGFVLI6Q2OOU6ANZD

not attested not anchored not stored refs pending

Beyond Fine-Tuning: Transferring Behavior in Reinforcement Learning

Adri\`a Puigdom\`enech Badia, Alex Vitvitskyi, Andre Barreto, Charles Blundell, Pablo Sprechmann, Steven Hansen, Steven Kapturowski, V\'ictor Campos

arxiv:2102.13515 v3 · 2021-02-24 · cs.LG · cs.AI · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FP4IWC3F7BGFVLI6Q2OOU6ANZD}

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

Fine-Tuning without Performance Degradation

Receipt and verification

First computed	2026-07-05T02:47:05.273388Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2bf88b0b65f84c5aad1e869cea780dc8f6353ff19386348647b0f32688c45f15

Aliases

arxiv: 2102.13515 · arxiv_version: 2102.13515v3 · doi: 10.48550/arxiv.2102.13515 · pith_short_12: FP4IWC3F7BGF · pith_short_16: FP4IWC3F7BGFVLI6 · pith_short_8: FP4IWC3F

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/FP4IWC3F7BGFVLI6Q2OOU6ANZD \
  | 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: 2bf88b0b65f84c5aad1e869cea780dc8f6353ff19386348647b0f32688c45f15

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f3f9fa27432e3a1d4ff8e94d026ff8e3f3518e5237291a2b546d0c5663c960b6",
    "cross_cats_sorted": [
      "cs.AI",
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-02-24T16:51:02Z",
    "title_canon_sha256": "00210d87d1d4ea19880cad732199ca36f7c91d68f024dc92de6ade84fd6f1a58"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.13515",
    "kind": "arxiv",
    "version": 3
  }
}