Pith Number

pith:E7JUULMO

pith:2025:E7JUULMOPVFZHSAP7IX7G2ETUZ

not attested not anchored not stored refs pending

Spatial Frequency Modulation for Semantic Segmentation

Dezhi Zheng, Jifeng Dai, Lin Gu, Linwei Chen, Ying Fu

arxiv:2507.11893 v2 · 2025-07-16 · 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{E7JUULMOPVFZHSAP7IX7G2ETUZ}

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	2026-07-05T11:41:44.874311Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

27d34a2d8e7d4b93c80ffa2ff36893a6689dc21b105d2ad0451f7bf817dc051b

Aliases

arxiv: 2507.11893 · arxiv_version: 2507.11893v2 · doi: 10.48550/arxiv.2507.11893 · pith_short_12: E7JUULMOPVFZ · pith_short_16: E7JUULMOPVFZHSAP · pith_short_8: E7JUULMO

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/E7JUULMOPVFZHSAP7IX7G2ETUZ \
  | 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: 27d34a2d8e7d4b93c80ffa2ff36893a6689dc21b105d2ad0451f7bf817dc051b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "78783ac9c1ce813764a7165ae3dc3a37a1b7fbfc5c41f52e1588b98dd81c631e",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-07-16T04:15:53Z",
    "title_canon_sha256": "b15a5b55f99c1bac71c01b61c773123341c5540d314f441ec6bb4d4944f676ee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.11893",
    "kind": "arxiv",
    "version": 2
  }
}