Pith Number

pith:NROPFPP3

pith:2026:NROPFPP3MB5XMWQ4GI7NJYIISZ

not attested not anchored not stored refs pending

PORTS: Preference-Optimized Retrievers for Tool Selection with Large Language Models

Giacomo Frisoni, Gianluca Moro, Lorenzo Molfetta, Nicol\`o Monaldini

arxiv:2607.05441 v1 · 2026-07-03 · cs.IR · 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{NROPFPP3MB5XMWQ4GI7NJYIISZ}

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	2026-07-08T01:18:10.102875Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6c5cf2bdfb607b765a1c323ed4e108965188223183c13df7c82e4338921b3e55

Aliases

arxiv: 2607.05441 · arxiv_version: 2607.05441v1 · doi: 10.48550/arxiv.2607.05441 · pith_short_12: NROPFPP3MB5X · pith_short_16: NROPFPP3MB5XMWQ4 · pith_short_8: NROPFPP3

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/NROPFPP3MB5XMWQ4GI7NJYIISZ \
  | 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: 6c5cf2bdfb607b765a1c323ed4e108965188223183c13df7c82e4338921b3e55

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3c8819f8b400575287ea9a80a163cb2c3e80b45eb6f20df234b6b4638c6cac93",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2026-07-03T18:47:06Z",
    "title_canon_sha256": "7cbdf08120deba6d2451d33a2e4ef22264dcf30eba6d6c8bdf7a89332694eb24"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.05441",
    "kind": "arxiv",
    "version": 1
  }
}