Pith Number

pith:RXYGOS5D

pith:2026:RXYGOS5DBF4PEYXVHQNRO4UBKL

not attested not anchored not stored refs pending

Letting Tutor Personas Speak Up for LLMs: Learning Steering Vectors from Dialogue via Preference Optimization

Alexander Scarlatos, Andrew Lan, Jaewook Lee, Simon Woodhead

arxiv:2602.07639 v2 · 2026-02-07 · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RXYGOS5DBF4PEYXVHQNRO4UBKL}

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	2026-06-03T01:05:10.368614Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8df0674ba30978f262f53c1b17728152c9d0a4386af94b1418c6fa87b63e1310

Aliases

arxiv: 2602.07639 · arxiv_version: 2602.07639v2 · doi: 10.48550/arxiv.2602.07639 · pith_short_12: RXYGOS5DBF4P · pith_short_16: RXYGOS5DBF4PEYXV · pith_short_8: RXYGOS5D

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/RXYGOS5DBF4PEYXVHQNRO4UBKL \
  | 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: 8df0674ba30978f262f53c1b17728152c9d0a4386af94b1418c6fa87b63e1310

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "907a7af7526f26e135bc36a37f29b3481fb4cb99d0c056570c89236333886cbb",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-02-07T17:44:07Z",
    "title_canon_sha256": "b0170d7d852bdf74ba023ff7e5e0c62d9e827db8de787b1b39f5af383a387d84"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2602.07639",
    "kind": "arxiv",
    "version": 2
  }
}