Pith Number

pith:JLAQUNZH

pith:2026:JLAQUNZH2IUTUSWUUVUO4V75DP

not attested not anchored not stored refs pending

PromptNCE: Pointwise Mutual Information Predictions Using Only LLMs and Contrastive Estimation Prompts

Chris Piech, Juliette Woodrow

arxiv:2605.21776 v1 · 2026-05-20 · 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{JLAQUNZH2IUTUSWUUVUO4V75DP}

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	2026-05-22T01:03:31.374569Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4ac10a3727d2293a4ad4a568ee57fd1be2d922be809e5de6699dcbe4cd9a0c44

Aliases

arxiv: 2605.21776 · arxiv_version: 2605.21776v1 · doi: 10.48550/arxiv.2605.21776 · pith_short_12: JLAQUNZH2IUT · pith_short_16: JLAQUNZH2IUTUSWU · pith_short_8: JLAQUNZH

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/JLAQUNZH2IUTUSWUUVUO4V75DP \
  | 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: 4ac10a3727d2293a4ad4a568ee57fd1be2d922be809e5de6699dcbe4cd9a0c44

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "01e94b6b9c48ab75fe23169fa7fa7b3c4e133667179971b55c84a1dcc7c3167d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-05-20T22:10:54Z",
    "title_canon_sha256": "2633f4ee65a6bf64c0b0277f9e6619dbd60e43e531cda43e24fcc068492a9773"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.21776",
    "kind": "arxiv",
    "version": 1
  }
}