Pith Number

pith:K4D5DVC7

pith:2026:K4D5DVC7LTTIW5TLMQRB3F7PFJ

not attested not anchored not stored refs pending

Entropy Sentinel: Continuous LLM Accuracy Monitoring from Decoding Entropy Traces in STEM

Luciano Del Corro, Pedro Memoli Buffa

arxiv:2601.09001 v4 · 2026-01-13 · 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{K4D5DVC7LTTIW5TLMQRB3F7PFJ}

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	2026-05-27T01:04:54.963237Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5707d1d45f5ce68b766b64221d97ef2a4f0221265587b201df06c06bb72033c2

Aliases

arxiv: 2601.09001 · arxiv_version: 2601.09001v4 · doi: 10.48550/arxiv.2601.09001 · pith_short_12: K4D5DVC7LTTI · pith_short_16: K4D5DVC7LTTIW5TL · pith_short_8: K4D5DVC7

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/K4D5DVC7LTTIW5TLMQRB3F7PFJ \
  | 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: 5707d1d45f5ce68b766b64221d97ef2a4f0221265587b201df06c06bb72033c2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2306a55281ec55297401b1b0ec2d5934193d82f2a539a4118a24bb4d2c4c40c0",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-01-13T21:54:38Z",
    "title_canon_sha256": "aac40efc5814a9e197fdc60acd3047beb63a7b36f52ea05347e3dd77ef1f01d2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2601.09001",
    "kind": "arxiv",
    "version": 4
  }
}