Pith Number

pith:3D3LZYJY

pith:2025:3D3LZYJYKM4MWJV4VB63XSKVGE

not attested not anchored not stored refs pending

HyperFree: A Channel-adaptive and Tuning-free Foundation Model for Hyperspectral Remote Sensing Imagery

Anran Zhao, Chen Sun, Jingtao Li, Shaoyu Wang, Tangwei Lu, Tian Ke, Xiao Jiang, Xinyu Wang, Yanfei Zhong, Yingyi Liu, Yunning Peng, Zhendong Sun

arxiv:2503.21841 v1 · 2025-03-27 · 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{3D3LZYJYKM4MWJV4VB63XSKVGE}

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	2026-07-05T10:40:43.324673Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d8f6bce1385338cb26bca87dbbc95531358be39e9732af2ed088f2892d4fc25d

Aliases

arxiv: 2503.21841 · arxiv_version: 2503.21841v1 · doi: 10.48550/arxiv.2503.21841 · pith_short_12: 3D3LZYJYKM4M · pith_short_16: 3D3LZYJYKM4MWJV4 · pith_short_8: 3D3LZYJY

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/3D3LZYJYKM4MWJV4VB63XSKVGE \
  | 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: d8f6bce1385338cb26bca87dbbc95531358be39e9732af2ed088f2892d4fc25d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eceadac8bfad675adc85736f1019608a0e8ff55df751a4e4ed83c88932c4395b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-03-27T10:27:10Z",
    "title_canon_sha256": "d7f738efafd9972157c86c4ebbb3b8aa4a06de448bb3f1c3cfa533b3a447c74a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.21841",
    "kind": "arxiv",
    "version": 1
  }
}