Pith Number

pith:GTFWAZNE

pith:2025:GTFWAZNE374V2QX46AITITHNYG

not attested not anchored not stored refs pending

DSPO: Direct Semantic Preference Optimization for Real-World Image Super-Resolution

Hanting Chen, Jie Hu, Miaomiao Cai, Simiao Li, Wei Li, Xudong Huang, Yunhe Wang

arxiv:2504.15176 v1 · 2025-04-21 · cs.CV

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\usepackage{pith}
\pithnumber{GTFWAZNE374V2QX46AITITHNYG}

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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.

Cited by

4 papers in Pith

Selective Timestep Weighting and Advantage-Based Replay for Sample-Efficient Diffusion RLHF

RealSR-R1: Reinforcement Learning for Real-World Image Super-Resolution with Vision-Language Chain-of-Thought

Restore-R1: Efficient Image Restoration Agents via Reinforcement Learning with Multimodal LLM Perceptual Feedback

Fusion in Your Way: Aligning Image Fusion with Heterogeneous Demands via Direct Preference Optimization

Receipt and verification

First computed	2026-07-05T10:51:57.389476Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

34cb6065a4dff95d42fcf011344cedc1b8d7d4653c57482a352ee8be421e5eda

Aliases

arxiv: 2504.15176 · arxiv_version: 2504.15176v1 · doi: 10.48550/arxiv.2504.15176 · pith_short_12: GTFWAZNE374V · pith_short_16: GTFWAZNE374V2QX4 · pith_short_8: GTFWAZNE

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/GTFWAZNE374V2QX46AITITHNYG \
  | 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: 34cb6065a4dff95d42fcf011344cedc1b8d7d4653c57482a352ee8be421e5eda

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0118b94c0320ce5e88a9e7e4340b9e80225a54553493ce1ff3ccf090882b4fae",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-04-21T15:35:48Z",
    "title_canon_sha256": "a291060346023219ff40c0e12719706029424d0c5088f87a584588e9c43566c9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.15176",
    "kind": "arxiv",
    "version": 1
  }
}