Pith Number

pith:I4HYJILA

pith:2026:I4HYJILAB6KEDVYOK2XCG32DLG

not attested not anchored not stored refs pending

Balancing Performance and Diversity in GRPO Autoregressive Text-to-Image Post-Training

Chunru Yang, Hongbo Duan, Jiahua Pei, Xueqian Wang, Yi Liu, Yuanhao Chiang

arxiv:2606.21498 v1 · 2026-06-19 · 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{I4HYJILAB6KEDVYOK2XCG32DLG}

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	2026-06-23T01:13:12.556359Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

470f84a1600f9441d70e56ae236f43599a61cf994b6d17d4b9fc1db15419e16e

Aliases

arxiv: 2606.21498 · arxiv_version: 2606.21498v1 · doi: 10.48550/arxiv.2606.21498 · pith_short_12: I4HYJILAB6KE · pith_short_16: I4HYJILAB6KEDVYO · pith_short_8: I4HYJILA

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/I4HYJILAB6KEDVYOK2XCG32DLG \
  | 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: 470f84a1600f9441d70e56ae236f43599a61cf994b6d17d4b9fc1db15419e16e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8e1420c360e488d9632bad3c2f5a8ee6953797f2e41583e45388ef6dc85fa735",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-06-19T14:50:22Z",
    "title_canon_sha256": "d0cf38be1b59ccf54a60b790a5e1dcc4dd04ac4fb2e60a30890d7fd61c388442"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.21498",
    "kind": "arxiv",
    "version": 1
  }
}