Pith Number

pith:4ZOPKBUC

pith:2026:4ZOPKBUCC7BPAT4TUMUPWJZCCF

not attested not anchored not stored refs pending

Do Language Models Track Entities Across State Changes?

Aaron Mueller, Derry Wijaya, Gabriel Franco, Najoung Kim, Qiao Zhao, Sebastian Schuster, Zilu Tang

arxiv:2605.30233 v1 · 2026-05-28 · cs.CL · 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{4ZOPKBUCC7BPAT4TUMUPWJZCCF}

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	2026-05-29T02:06:13.535366Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e65cf5068217c2f04f93a328fb2722114cd01171154462578a2c75b2b61999b7

Aliases

arxiv: 2605.30233 · arxiv_version: 2605.30233v1 · doi: 10.48550/arxiv.2605.30233 · pith_short_12: 4ZOPKBUCC7BP · pith_short_16: 4ZOPKBUCC7BPAT4T · pith_short_8: 4ZOPKBUC

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/4ZOPKBUCC7BPAT4TUMUPWJZCCF \
  | 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: e65cf5068217c2f04f93a328fb2722114cd01171154462578a2c75b2b61999b7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b8b228e3ca97ddafbb7be48913b1287ab50727f17b6ff11aa02067578872984a",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-05-28T17:03:42Z",
    "title_canon_sha256": "b4353121b9c9f1268e7feb170b496207f724dc467d2f83cef7ccd6536843459b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.30233",
    "kind": "arxiv",
    "version": 1
  }
}