Pith Number

pith:UISEYIBD

pith:2025:UISEYIBDLWPFJ3C6NDWQT2XL2T

not attested not anchored not stored refs pending

The Delta Learning Hypothesis: Preference Tuning on Weak Data can Yield Strong Gains

Chun-Liang Li, Hamish Ivison, Jerry Li, Maarten Sap, Pang Wei Koh, Ranjay Krishna, Scott Geng

arxiv:2507.06187 v1 · 2025-07-08 · 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{UISEYIBDLWPFJ3C6NDWQT2XL2T}

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

3 papers in Pith

Bridging Expert Knowledge and Automated Feature Engineering via Self-Evolution

Trust Functions: Near-Lossless Weak-to-Strong Generalization by Learning When to Trust the Weak Teacher

Weak-to-Strong Generalization is Nearly Inevitable (in Linear Models)

Receipt and verification

First computed	2026-07-05T11:33:53.605140Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a2244c20235d9e54ec5e68ed09eaebd4e9b0dd17d8e992d62ebbe0b0f5fe39a2

Aliases

arxiv: 2507.06187 · arxiv_version: 2507.06187v1 · doi: 10.48550/arxiv.2507.06187 · pith_short_12: UISEYIBDLWPF · pith_short_16: UISEYIBDLWPFJ3C6 · pith_short_8: UISEYIBD

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/UISEYIBDLWPFJ3C6NDWQT2XL2T \
  | 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: a2244c20235d9e54ec5e68ed09eaebd4e9b0dd17d8e992d62ebbe0b0f5fe39a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe62d2f9fbfe58601e5d73b7e9ea828735492de4aaedefeed7ab298f4c521c06",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2025-07-08T17:14:44Z",
    "title_canon_sha256": "2debddaa55d495e946e826a57bd9944df3bd3f3b5b8accee48fe91c1a8657665"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.06187",
    "kind": "arxiv",
    "version": 1
  }
}