Pith Number

pith:UQUBV4XJ

pith:2021:UQUBV4XJABICY3ZTCCXMATEQOS

not attested not anchored not stored refs pending

Using Molecular Embeddings in QSAR Modeling: Does it Make a Difference?

Axel J. Soto, Evangelos E. Milios, Ignacio Ponzoni, Mar\'ia Virginia Sabando

arxiv:2104.02604 v2 · 2021-03-20 · q-bio.BM · cs.LG · q-bio.QM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UQUBV4XJABICY3ZTCCXMATEQOS}

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.

Cited by

1 paper in Pith

Investigating Graph Neural Networks and Classical Feature-Extraction Techniques in Activity-Cliff and Molecular Property Prediction

Receipt and verification

First computed	2026-07-05T04:20:53.005440Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a4281af2e900502c6f3310aec04c90748e6d850e7a2db080c85c1e757396a4a3

Aliases

arxiv: 2104.02604 · arxiv_version: 2104.02604v2 · doi: 10.48550/arxiv.2104.02604 · pith_short_12: UQUBV4XJABIC · pith_short_16: UQUBV4XJABICY3ZT · pith_short_8: UQUBV4XJ

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/UQUBV4XJABICY3ZTCCXMATEQOS \
  | 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: a4281af2e900502c6f3310aec04c90748e6d850e7a2db080c85c1e757396a4a3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7c3dcc6d261463273a4537cc812d9cef914c02548dd14a5d91fc5c3654bca6fc",
    "cross_cats_sorted": [
      "cs.LG",
      "q-bio.QM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.BM",
    "submitted_at": "2021-03-20T21:45:22Z",
    "title_canon_sha256": "b624f7c280fd823b8b3ee416e22aa76a91e8741ea3169cd2cc628bc9bc41b2e4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.02604",
    "kind": "arxiv",
    "version": 2
  }
}