Pith Number

pith:KFCVG4C3

pith:2026:KFCVG4C36LCDADEEMRYDN5A7P5

not attested not anchored not stored refs pending

Convex--Concave Quadratic Spectral Filtering for Graph Neural Networks

Haodong Yang, Jia Cai, Mengzhu Chen, Ranhui Yan

arxiv:2606.24956 v1 · 2026-06-23 · cs.LG · 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{KFCVG4C36LCDADEEMRYDN5A7P5}

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	2026-06-25T00:17:46.835557Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

514553705bf2c4300c84647036f41f7f40521ecbc46addcb8bdadf970330d28a

Aliases

arxiv: 2606.24956 · arxiv_version: 2606.24956v1 · doi: 10.48550/arxiv.2606.24956 · pith_short_12: KFCVG4C36LCD · pith_short_16: KFCVG4C36LCDADEE · pith_short_8: KFCVG4C3

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/KFCVG4C36LCDADEEMRYDN5A7P5 \
  | 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: 514553705bf2c4300c84647036f41f7f40521ecbc46addcb8bdadf970330d28a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2f663a5ced63babbbd9868ea83d5eae42e1578263aa61b6280cc3a7c6dda09d2",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-06-23T08:49:51Z",
    "title_canon_sha256": "e1e8c8ecc68f3f42e233e302b31088754591fc20e35f811d6380cf0166e8878c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.24956",
    "kind": "arxiv",
    "version": 1
  }
}