Pith Number

pith:2HM7PNQ7

pith:2025:2HM7PNQ7LFPLPFNEVLPBLCJ6IE

not attested not anchored not stored refs pending

Temporal Distribution Shift in Real-World Pharmaceutical Data: Implications for Uncertainty Quantification in QSAR Models

Adam Arany, Emma Svensson, Hannah Rosa Friesacher, Lewis Mervin, Ola Engkvist, Susanne Winiwarter

arxiv:2502.03982 v1 · 2025-02-06 · 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{2HM7PNQ7LFPLPFNEVLPBLCJ6IE}

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	2026-07-05T10:10:32.316736Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d1d9f7b61f595eb795a4aade15893e4134bd2adcc93774d7c566c9957cab3f0a

Aliases

arxiv: 2502.03982 · arxiv_version: 2502.03982v1 · doi: 10.48550/arxiv.2502.03982 · pith_short_12: 2HM7PNQ7LFPL · pith_short_16: 2HM7PNQ7LFPLPFNE · pith_short_8: 2HM7PNQ7

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/2HM7PNQ7LFPLPFNEVLPBLCJ6IE \
  | 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: d1d9f7b61f595eb795a4aade15893e4134bd2adcc93774d7c566c9957cab3f0a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f15202dadc35b318f703c3c5018fa6eb6d733f315648f5edcabba7f6088ebc1a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-02-06T11:26:04Z",
    "title_canon_sha256": "a9f6a8e0e1603906dab1f18d63723ece10d6a78dd72039dec74be84eedef7bc1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.03982",
    "kind": "arxiv",
    "version": 1
  }
}