Pith Number

pith:TX6FKPUE

pith:2025:TX6FKPUEE3GHCKJKMHQALX7E6W

not attested not anchored not stored refs pending

No Free Lunch in Active Learning: LLM Embedding Quality Dictates Query Strategy Success

Bernhard Sick, Denis Huseljic, Lukas Rauch, Marek Herde, Matthias A{\ss}enmacher, Moritz Wirth

arxiv:2506.01992 v1 · 2025-05-18 · cs.CL · cs.AI · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TX6FKPUEE3GHCKJKMHQALX7E6W}

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	2026-07-05T11:14:30.674679Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9dfc553e8426cc71292a61e005dfe4f5915cd8d113cdc4f4162ae3919578e3bc

Aliases

arxiv: 2506.01992 · arxiv_version: 2506.01992v1 · doi: 10.48550/arxiv.2506.01992 · pith_short_12: TX6FKPUEE3GH · pith_short_16: TX6FKPUEE3GHCKJK · pith_short_8: TX6FKPUE

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/TX6FKPUEE3GHCKJKMHQALX7E6W \
  | 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: 9dfc553e8426cc71292a61e005dfe4f5915cd8d113cdc4f4162ae3919578e3bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5e7657b47ea62909fe36832d752e93569c2a1f1add7eb154e09a889743ed31c2",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.IR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-05-18T10:38:26Z",
    "title_canon_sha256": "d2f8eb7589b4cf3bb29f854bbf128ed8d47868079a5db1bb14ba433507eee363"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.01992",
    "kind": "arxiv",
    "version": 1
  }
}