Pith Number

pith:TIGRJQ2N

pith:2025:TIGRJQ2NT4HIKHJSRILGYN2NQM

not attested not anchored not stored refs pending

From Canonical to Complex: Benchmarking LLM Capabilities in Undergraduate Thermodynamics

Anna Gei{\ss}ler, Friedrich Sch\"oppler, Luca-Sophie Bien, Tobias Hertel

arxiv:2508.21452 v1 · 2025-08-29 · physics.ed-ph · cs.CL · physics.chem-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TIGRJQ2NT4HIKHJSRILGYN2NQM}

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

1 paper in Pith

ThermoQA: A Three-Tier Benchmark for Evaluating Thermodynamic Reasoning in Large Language Models

Receipt and verification

First computed	2026-07-05T12:01:35.057900Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9a0d14c34d9f0e851d328a166c374d833f169f527291caa9e4357e61ad14da50

Aliases

arxiv: 2508.21452 · arxiv_version: 2508.21452v1 · doi: 10.48550/arxiv.2508.21452 · pith_short_12: TIGRJQ2NT4HI · pith_short_16: TIGRJQ2NT4HIKHJS · pith_short_8: TIGRJQ2N

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/TIGRJQ2NT4HIKHJSRILGYN2NQM \
  | 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: 9a0d14c34d9f0e851d328a166c374d833f169f527291caa9e4357e61ad14da50

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "62ad46f94ee7cb7dde466c6b3faa5820fb7e375d2a27ce0267d885bed8530faf",
    "cross_cats_sorted": [
      "cs.CL",
      "physics.chem-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ed-ph",
    "submitted_at": "2025-08-29T09:36:54Z",
    "title_canon_sha256": "dadddf728777ae1e70fb341f67ca3dd51daac686308afe3b583879c51b4c1ae4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.21452",
    "kind": "arxiv",
    "version": 1
  }
}