Pith Number

pith:LXV2JR7L

pith:2025:LXV2JR7L6FBXMWRHWPEFWIALCV

not attested not anchored not stored refs pending

SSH: Sparse Spectrum Adaptation via Discrete Hartley Transformation

Andy D. Pimentel, Anuj Pathania, Hongyi Zhu, Jia-Hong Huang, Qi Bi, Yixian Shen

arxiv:2502.05539 v1 · 2025-02-08 · cs.CV · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LXV2JR7L6FBXMWRHWPEFWIALCV}

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	2026-07-05T10:11:39.655500Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5deba4c7ebf143765a27b3c85b200b1541b53d812a688138d13643ae22874308

Aliases

arxiv: 2502.05539 · arxiv_version: 2502.05539v1 · doi: 10.48550/arxiv.2502.05539 · pith_short_12: LXV2JR7L6FBX · pith_short_16: LXV2JR7L6FBXMWRH · pith_short_8: LXV2JR7L

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/LXV2JR7L6FBXMWRHWPEFWIALCV \
  | 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: 5deba4c7ebf143765a27b3c85b200b1541b53d812a688138d13643ae22874308

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a2e28e4f7adc3569772caaa10e30cd36117e275c69cc6aca10ca41937553403e",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-02-08T12:06:58Z",
    "title_canon_sha256": "67609693b3ae9d9be765b50de3db156a391700ebe4f1e86bad9f190351928ad8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.05539",
    "kind": "arxiv",
    "version": 1
  }
}