Pith Number

pith:2GMF6ITK

pith:2025:2GMF6ITKWZYPMG2RELEQT42E3W

not attested not anchored not stored refs pending

Shallow Features Matter: Hierarchical Memory with Heterogeneous Interaction for Unsupervised Video Object Segmentation

He Songcheng, Li Wanyun, Li Xiaoqiang, Zhang Wei, Zheng Xiangyu

arxiv:2507.22465 v1 · 2025-07-30 · cs.CV · 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{2GMF6ITKWZYPMG2RELEQT42E3W}

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	2026-07-05T11:45:42.874891Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d1985f226ab670f61b5122c909f344ddbdda3de99675e8a9a94805d925ca8b53

Aliases

arxiv: 2507.22465 · arxiv_version: 2507.22465v1 · doi: 10.48550/arxiv.2507.22465 · pith_short_12: 2GMF6ITKWZYP · pith_short_16: 2GMF6ITKWZYPMG2R · pith_short_8: 2GMF6ITK

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/2GMF6ITKWZYPMG2RELEQT42E3W \
  | 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: d1985f226ab670f61b5122c909f344ddbdda3de99675e8a9a94805d925ca8b53

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a61e00f8eec2de6d6d0f361798e58871ebdaee156fd5427b504c3c10727290c3",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-07-30T08:11:18Z",
    "title_canon_sha256": "3453c7c47445e92483e6a10ee485afd9164aee782a3b2f0b7957b4a52c7a3bb7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.22465",
    "kind": "arxiv",
    "version": 1
  }
}