Pith Number

pith:5AC246MX

pith:2026:5AC246MXVXOZO43WACG5GZEYOE

not attested not anchored not stored refs pending

Towards Pretraining Text Encoders for TabPFN

Alexander Pfefferle, Frank Hutter, Lennart Purucker, Mustafa Tajjar

arxiv:2606.04876 v1 · 2026-06-03 · 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{5AC246MXVXOZO43WACG5GZEYOE}

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	2026-06-04T01:09:52.885477Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e805ae7997addd977376008dd36498710432576b317d2767902dfeed73edb868

Aliases

arxiv: 2606.04876 · arxiv_version: 2606.04876v1 · doi: 10.48550/arxiv.2606.04876 · pith_short_12: 5AC246MXVXOZ · pith_short_16: 5AC246MXVXOZO43W · pith_short_8: 5AC246MX

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/5AC246MXVXOZO43WACG5GZEYOE \
  | 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: e805ae7997addd977376008dd36498710432576b317d2767902dfeed73edb868

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ddb025093c48f91a0b41ee403d40748f16fa435f5c0e7a59d0b47564be5f6edd",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-06-03T13:38:47Z",
    "title_canon_sha256": "2ab0c60702c94b1a32edba8ccb584a6b171af4bda503f1aaa1b396a0db1412b5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.04876",
    "kind": "arxiv",
    "version": 1
  }
}