Pith Number

pith:O5ZUJIZN

pith:2025:O5ZUJIZNZBCUO4RBYYYCN6OG4Q

not attested not anchored not stored refs pending

Leveraging Uncertainty Estimation for Efficient LLM Routing

Asal Mehradfar, Dimitrios Dimitriadis, Salman Avestimehr, Tuo Zhang

arxiv:2502.11021 v1 · 2025-02-16 · cs.NI · 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{O5ZUJIZNZBCUO4RBYYYCN6OG4Q}

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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

4 papers in Pith

From Sampled Outcomes to Capability Distributions: Rethinking Supervision for LLM Routing

LatentRouter: Can We Choose the Right Multimodal Model Before Seeing Its Answer?

Walking Through Uncertainty: An Empirical Study of Uncertainty Estimation for Audio-Aware Large Language Models

Zero-Shot Confidence Estimation for Small LLMs: When Supervised Baselines Aren't Worth Training

Receipt and verification

First computed	2026-07-05T10:15:02.506175Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

777344a32dc845477221c63026f9c6e409c3a8fc10fcada16a44bd0b97e484d0

Aliases

arxiv: 2502.11021 · arxiv_version: 2502.11021v1 · doi: 10.48550/arxiv.2502.11021 · pith_short_12: O5ZUJIZNZBCU · pith_short_16: O5ZUJIZNZBCUO4RB · pith_short_8: O5ZUJIZN

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/O5ZUJIZNZBCUO4RBYYYCN6OG4Q \
  | 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: 777344a32dc845477221c63026f9c6e409c3a8fc10fcada16a44bd0b97e484d0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a96df99460bdd1e3e6ef91429553f1153659192421e8f3c52df5ff983b749525",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.NI",
    "submitted_at": "2025-02-16T07:08:47Z",
    "title_canon_sha256": "0288952662566dec2967d1c9774bc3f8c732e90d6e1ee926cc055af180a8844a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.11021",
    "kind": "arxiv",
    "version": 1
  }
}