Pith Number

pith:PYKWNJV2

pith:2026:PYKWNJV27DLBQDURDMPPXMWFZB

not attested not anchored not stored refs pending

Left-Right Symmetry Breaking in CLIP-style Vision-Language Models Trained on Synthetic Spatial-Relation Data

Chihiro Noguchi, Takaki Yamamoto, Toshihiro Tanizawa

arxiv:2601.12809 v2 · 2026-01-19 · cs.CV · cs.AI · 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{PYKWNJV27DLBQDURDMPPXMWFZB}

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	2026-05-27T02:05:10.700081Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7e1566a6baf8d6180e911b1efbb2c5c874d21af1c44faf8ba5f9d2cab03dc446

Aliases

arxiv: 2601.12809 · arxiv_version: 2601.12809v2 · doi: 10.48550/arxiv.2601.12809 · pith_short_12: PYKWNJV27DLB · pith_short_16: PYKWNJV27DLBQDUR · pith_short_8: PYKWNJV2

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/PYKWNJV27DLBQDURDMPPXMWFZB \
  | 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: 7e1566a6baf8d6180e911b1efbb2c5c874d21af1c44faf8ba5f9d2cab03dc446

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dceff960a9b468722e073cfe9913e2597aeaae6b00a9bd8d284eb7c444d02f57",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-01-19T08:16:11Z",
    "title_canon_sha256": "afc11c42e3eab8584050c07c67e2f41d0951b8848877b19e4c9357976aaf95f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2601.12809",
    "kind": "arxiv",
    "version": 2
  }
}