Pith Number

pith:OSF72JCK

pith:2022:OSF72JCKKAMRZ5YWZLJBUH5NNE

not attested not anchored not stored refs pending

AirFormer: Predicting Nationwide Air Quality in China with Transformers

Junbo Zhang, Qingsong Wen, Roger Zimmermann, Songyu Ke, Yiwei Wang, Yutong Xia, Yuxuan Liang, Yu Zheng

arxiv:2211.15979 v1 · 2022-11-29 · eess.SP · 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{OSF72JCKKAMRZ5YWZLJBUH5NNE}

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	2026-07-05T05:20:20.492642Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

748bfd244a50191cf716cad21a1fad692a39b78d57c58b0a8790b7727a7bfba8

Aliases

arxiv: 2211.15979 · arxiv_version: 2211.15979v1 · doi: 10.48550/arxiv.2211.15979 · pith_short_12: OSF72JCKKAMR · pith_short_16: OSF72JCKKAMRZ5YW · pith_short_8: OSF72JCK

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/OSF72JCKKAMRZ5YWZLJBUH5NNE \
  | 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: 748bfd244a50191cf716cad21a1fad692a39b78d57c58b0a8790b7727a7bfba8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4168d954c63beb5e479d2edcee4adcf9dd4b43d868df1c813496a50f20ede823",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2022-11-29T07:22:49Z",
    "title_canon_sha256": "5f6c389332d4175a738e18d1b6b5d910e09d375d4a1ac6bf6fe0d51ed31a3e41"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2211.15979",
    "kind": "arxiv",
    "version": 1
  }
}