Pith Number

pith:CWMCIZIN

pith:2023:CWMCIZIN5OIXVKTCNR5J3W5TOZ

not attested not anchored not stored refs pending

Molecular Property Prediction by Semantic-invariant Contrastive Learning

Ailin Xie, Jihong Guan, Shuigeng Zhou, Ziqiao Zhang

arxiv:2303.06902 v1 · 2023-03-13 · q-bio.BM · 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{CWMCIZIN5OIXVKTCNR5J3W5TOZ}

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	2026-07-05T05:50:24.302707Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

159824650deb917aaa626c7a9ddbb3766968a102a17fd108d6e148bedcc9e430

Aliases

arxiv: 2303.06902 · arxiv_version: 2303.06902v1 · doi: 10.48550/arxiv.2303.06902 · pith_short_12: CWMCIZIN5OIX · pith_short_16: CWMCIZIN5OIXVKTC · pith_short_8: CWMCIZIN

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/CWMCIZIN5OIXVKTCNR5J3W5TOZ \
  | 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: 159824650deb917aaa626c7a9ddbb3766968a102a17fd108d6e148bedcc9e430

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "904f7b78b2fa77235c8e78a110ebaf250e5c633bc30a0b31d8e97c0146bc51ed",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.BM",
    "submitted_at": "2023-03-13T07:32:37Z",
    "title_canon_sha256": "ba8bb9779c31c4da8dcd64a252808cb05e1a0daa607a7b9f1f4514b5a52c1606"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.06902",
    "kind": "arxiv",
    "version": 1
  }
}