Pith Number

pith:HHSF3FPM

pith:2025:HHSF3FPMG3IO6OA5YHZZN3CDJN

not attested not anchored not stored refs pending

Pre-training vs. Fine-tuning: A Reproducibility Study on Dense Retrieval Knowledge Acquisition

Guido Zuccon, Shuai Wang, Zheng Yao

arxiv:2505.07166 v1 · 2025-05-12 · cs.IR · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HHSF3FPMG3IO6OA5YHZZN3CDJN}

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.

Receipt and verification

First computed	2026-07-05T11:01:43.545737Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

39e45d95ec36d0ef381dc1f396ec434b6a717dfd51fcd46b550dc18089f06b0e

Aliases

arxiv: 2505.07166 · arxiv_version: 2505.07166v1 · doi: 10.48550/arxiv.2505.07166 · pith_short_12: HHSF3FPMG3IO · pith_short_16: HHSF3FPMG3IO6OA5 · pith_short_8: HHSF3FPM

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/HHSF3FPMG3IO6OA5YHZZN3CDJN \
  | 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: 39e45d95ec36d0ef381dc1f396ec434b6a717dfd51fcd46b550dc18089f06b0e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f1eb373a830dbabfa289a335eec27a0ba180a7194d1d0ad060fd171d654cffbc",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2025-05-12T01:24:00Z",
    "title_canon_sha256": "324675eba131d97d2ceba27acfed34b70820064005b71fcd3ee68e7cb2935155"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.07166",
    "kind": "arxiv",
    "version": 1
  }
}