Pith Number

pith:GS2YOPBI

pith:2026:GS2YOPBIMHCOIDQJ4BC4G4TUCN

not attested not anchored not stored refs pending

BarrierSteer: LLM Safety via Learning Barrier Steering

Arun Verma, Bryan Kian Hsiang Low, Daniela Rus, Kiwan Wong, Thanh Q. Tran, Wei Xiao

arxiv:2602.20102 v2 · 2026-02-23 · 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{GS2YOPBIMHCOIDQJ4BC4G4TUCN}

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	2026-05-25T02:01:15.959847Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

34b5873c2861c4e40e09e045c37274136d4e84c58e7a7c1dfba3479895511995

Aliases

arxiv: 2602.20102 · arxiv_version: 2602.20102v2 · doi: 10.48550/arxiv.2602.20102 · pith_short_12: GS2YOPBIMHCO · pith_short_16: GS2YOPBIMHCOIDQJ · pith_short_8: GS2YOPBI

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/GS2YOPBIMHCOIDQJ4BC4G4TUCN \
  | 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: 34b5873c2861c4e40e09e045c37274136d4e84c58e7a7c1dfba3479895511995

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6313eecb8297f767366d258a09c5fe29a8037beb822399826c23f8fe22cee35e",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-02-23T18:19:46Z",
    "title_canon_sha256": "17024bd19fcc5327c5f7178f07e03c7c5209ad9ca46ae0ee04ce26b49aff5bd2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2602.20102",
    "kind": "arxiv",
    "version": 2
  }
}