Pith Number

pith:TTRPYHQC

pith:2025:TTRPYHQCRWCIZXPPWXT4X5MX2C

not attested not anchored not stored refs pending

Transformers Don't In-Context Learn Least Squares Regression

Benjamin Eyre, Elliot Creager, Joshua Hill

arxiv:2507.09440 v1 · 2025-07-13 · cs.LG · 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{TTRPYHQCRWCIZXPPWXT4X5MX2C}

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	2026-07-05T11:36:09.068828Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9ce2fc1e028d848cddefb5e7cbf597d0badffd3d806b7838084720485bef1b3d

Aliases

arxiv: 2507.09440 · arxiv_version: 2507.09440v1 · doi: 10.48550/arxiv.2507.09440 · pith_short_12: TTRPYHQCRWCI · pith_short_16: TTRPYHQCRWCIZXPP · pith_short_8: TTRPYHQC

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/TTRPYHQCRWCIZXPPWXT4X5MX2C \
  | 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: 9ce2fc1e028d848cddefb5e7cbf597d0badffd3d806b7838084720485bef1b3d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "24ec658abfdf0bdc221cdf58211bc89099ece8685e805787e766a9a96e15ea6a",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-07-13T01:09:26Z",
    "title_canon_sha256": "8185d0deb60bf717212b23573c6816044b9fb5bf7f3a8e9f2ca1504db388bde9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.09440",
    "kind": "arxiv",
    "version": 1
  }
}