Pith Number

pith:3UL4PA47

pith:2025:3UL4PA47UP536LCZN5527ZNEAV

not attested not anchored not stored refs pending

POPEN: Preference-Based Optimization and Ensemble for LVLM-Based Reasoning Segmentation

De Wen Soh, Deyi Ji, Haiyang Wu, Jun Liu, Lanyun Zhu, Qianxiong Xu, Tianrun Chen, Xuanyi Liu

arxiv:2504.00640 v1 · 2025-04-01 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3UL4PA47UP536LCZN5527ZNEAV}

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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

1 paper in Pith

PixelThink: Towards Efficient Chain-of-Pixel Reasoning

Receipt and verification

First computed	2026-07-05T10:42:48.038367Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dd17c7839fa3fbbf2c596f7bafe5a405626bab6cab2dcc99d4f7620cc9767b3d

Aliases

arxiv: 2504.00640 · arxiv_version: 2504.00640v1 · doi: 10.48550/arxiv.2504.00640 · pith_short_12: 3UL4PA47UP53 · pith_short_16: 3UL4PA47UP536LCZ · pith_short_8: 3UL4PA47

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/3UL4PA47UP536LCZN5527ZNEAV \
  | 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: dd17c7839fa3fbbf2c596f7bafe5a405626bab6cab2dcc99d4f7620cc9767b3d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "50294e0fa3d40b23b26526fafccf5f0c9d4d05544d3848f70c843d013bde2ed4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-04-01T10:51:01Z",
    "title_canon_sha256": "d8db6c41706b11d13f0a62acb12d83b5c8a6eeccf53ff2355f0f514e7fdb8374"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.00640",
    "kind": "arxiv",
    "version": 1
  }
}