Pith Number

pith:25ZCC6AX

pith:2025:25ZCC6AXJEDDLK3X2PBUZZFPFQ

not attested not anchored not stored refs pending

Frequency-Aligned Knowledge Distillation for Lightweight Spatiotemporal Forecasting

Chuanguang Yang, Hansheng Zeng, Hao Wu, Yingli Tian, Yongjun Xu, Yuqi Li, Zeyu Dong, Zhulin An

arxiv:2507.02939 v2 · 2025-06-27 · cs.LG · cs.AI · 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{25ZCC6AXJEDDLK3X2PBUZZFPFQ}

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	2026-07-05T11:39:55.950821Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d772217817490635ab77d3c34ce4af2c2ea2e72e924440dc81cec7cdbbc677f5

Aliases

arxiv: 2507.02939 · arxiv_version: 2507.02939v2 · doi: 10.48550/arxiv.2507.02939 · pith_short_12: 25ZCC6AXJEDD · pith_short_16: 25ZCC6AXJEDDLK3X · pith_short_8: 25ZCC6AX

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/25ZCC6AXJEDDLK3X2PBUZZFPFQ \
  | 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: d772217817490635ab77d3c34ce4af2c2ea2e72e924440dc81cec7cdbbc677f5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "60e25bbf16d3eb16c3b554bcac7794afa502fc5d1be8ca3a141331a9c63f790b",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CV"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-06-27T14:24:37Z",
    "title_canon_sha256": "42c056e568620d07224ddd0a638ca1177ce62fd759426c5c64f444829b92ea7a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.02939",
    "kind": "arxiv",
    "version": 2
  }
}