Pith Number

pith:CXZU6S6Z

pith:2026:CXZU6S6ZCGTYZRUBMJDJB47LKE

not attested not anchored not stored refs pending

Space-Efficient Language Generation in the Limit

Chirag Pabbaraju, Hristo Papazov, Miltiadis Stouras, Nicolas Flammarion, Ola Svensson

arxiv:2606.25777 v1 · 2026-06-24 · cs.DS · cs.AI · cs.CL · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CXZU6S6ZCGTYZRUBMJDJB47LKE}

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	2026-06-25T01:18:14.919713Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

15f34f4bd911a78cc681624690f3eb511a50b5d532dbe5f09e9451b5752aa453

Aliases

arxiv: 2606.25777 · arxiv_version: 2606.25777v1 · doi: 10.48550/arxiv.2606.25777 · pith_short_12: CXZU6S6ZCGTY · pith_short_16: CXZU6S6ZCGTYZRUB · pith_short_8: CXZU6S6Z

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/CXZU6S6ZCGTYZRUBMJDJB47LKE \
  | 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: 15f34f4bd911a78cc681624690f3eb511a50b5d532dbe5f09e9451b5752aa453

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1551f15c5772cb709b91e930b0682099a6bd89a55f3b40031949b503be220496",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CL",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2026-06-24T12:55:34Z",
    "title_canon_sha256": "74bb3d40bfd0027507534de4bc0513dc20322f571ca32fd6170e14a6b429d582"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.25777",
    "kind": "arxiv",
    "version": 1
  }
}