Pith Number

pith:M2EXHVG5

pith:2026:M2EXHVG52Y4WQUDMCKMXZHIS3I

not attested not anchored not stored refs pending

Apertus LLM Family Expansion via Distillation and Quantization

Andrei Panferov, Dan Alistarh, Davit Melikidze, Martin Jaggi

arxiv:2605.29128 v1 · 2026-05-27 · 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{M2EXHVG52Y4WQUDMCKMXZHIS3I}

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	2026-05-29T01:05:19.715457Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

668973d4ddd63968506c12997c9d12da03066f45d887566c854f230fb0ef1b33

Aliases

arxiv: 2605.29128 · arxiv_version: 2605.29128v1 · doi: 10.48550/arxiv.2605.29128 · pith_short_12: M2EXHVG52Y4W · pith_short_16: M2EXHVG52Y4WQUDM · pith_short_8: M2EXHVG5

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/M2EXHVG52Y4WQUDMCKMXZHIS3I \
  | 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: 668973d4ddd63968506c12997c9d12da03066f45d887566c854f230fb0ef1b33

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "480c1b964ffe88ad3df6d4d7967e48915d865417e87c359970c453d42a936a8b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-05-27T21:40:10Z",
    "title_canon_sha256": "11313e4a1e044f361385f866f04cb482789e2a7145f8cbc84e71ac27e8d4dd12"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.29128",
    "kind": "arxiv",
    "version": 1
  }
}