Pith Number

pith:NYA6CZM5

pith:2018:NYA6CZM5KSTLC4OILRL3Y2WMI3

not attested not anchored not stored refs pending

Empirical corrections and pair interaction energies in the fragment molecular orbital method

Dmitri G. Fedorov, Jan H. Jensen, Jimmy C. Kromann

arxiv:1806.07628 v1 · 2018-06-20 · physics.chem-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NYA6CZM5KSTLC4OILRL3Y2WMI3}

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	2026-05-18T00:09:11.149785Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e01e1659d54a6b171c85c57bc6acc46ecb1373fdc8cdcaad98533224b4dcbc6

Aliases

arxiv: 1806.07628 · arxiv_version: 1806.07628v1 · doi: 10.48550/arxiv.1806.07628 · pith_short_12: NYA6CZM5KSTL · pith_short_16: NYA6CZM5KSTLC4OI · pith_short_8: NYA6CZM5

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/NYA6CZM5KSTLC4OILRL3Y2WMI3 \
  | 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: 6e01e1659d54a6b171c85c57bc6acc46ecb1373fdc8cdcaad98533224b4dcbc6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "377ece203f6f30449f9758c8b52b39310abec0af24c6e6a16d53f1e678057a40",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2018-06-20T09:22:51Z",
    "title_canon_sha256": "81f86e45ef032efcb50a8af521bbcd231da5bb07c5d3baf1d1d947f77ac2e831"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.07628",
    "kind": "arxiv",
    "version": 1
  }
}