Pith Number

pith:FUUIHUN3

pith:2026:FUUIHUN3GQRCLXLSRUZ5Z47TEG

not attested not anchored not stored refs pending

Multitask learning with semiempirical orbital charges enables sample-efficient MLIPs

Ihor Neporozhnii, Oleksandr Voznyy, Sjoerd Hoogland

arxiv:2605.24073 v1 · 2026-05-22 · physics.chem-ph · 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{FUUIHUN3GQRCLXLSRUZ5Z47TEG}

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	2026-05-26T01:02:43.939058Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2d2883d1bb342225dd728d33dcf3f321a1e0999e88de91d13aaf7e3bb4e20e9e

Aliases

arxiv: 2605.24073 · arxiv_version: 2605.24073v1 · doi: 10.48550/arxiv.2605.24073 · pith_short_12: FUUIHUN3GQRC · pith_short_16: FUUIHUN3GQRCLXLS · pith_short_8: FUUIHUN3

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/FUUIHUN3GQRCLXLSRUZ5Z47TEG \
  | 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: 2d2883d1bb342225dd728d33dcf3f321a1e0999e88de91d13aaf7e3bb4e20e9e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "18d58da6256e9f9dcbaf536862a6413aaf16fb6da3fd9f453a015e965f112788",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2026-05-22T14:12:27Z",
    "title_canon_sha256": "182b80f544564f8cd99fa37a13e423146899d287d04e5ed96bb2dc5bd5ee895e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.24073",
    "kind": "arxiv",
    "version": 1
  }
}