Pith Number

pith:5S5Z4X7J

pith:2026:5S5Z4X7JE5DNVLO2HUV74HHITW

not attested not anchored not stored refs pending

A differential derivation of the Obara-Saika relation for Gaussian electron repulsion integrals

Charles C. Forgy, David A. Mazziotti

arxiv:2607.00102 v1 · 2026-06-30 · physics.chem-ph · quant-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{5S5Z4X7JE5DNVLO2HUV74HHITW}

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	2026-07-02T00:18:34.519441Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ecbb9e5fe92746daadda3d2bfe1ce89d9de1411bfa342494f1f06e2d2b5f1d52

Aliases

arxiv: 2607.00102 · arxiv_version: 2607.00102v1 · doi: 10.48550/arxiv.2607.00102 · pith_short_12: 5S5Z4X7JE5DN · pith_short_16: 5S5Z4X7JE5DNVLO2 · pith_short_8: 5S5Z4X7J

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/5S5Z4X7JE5DNVLO2HUV74HHITW \
  | 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: ecbb9e5fe92746daadda3d2bfe1ce89d9de1411bfa342494f1f06e2d2b5f1d52

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2fa2226414e4191002a5c806dfc3fad87bac8e84bdf52006c336b20403e634ee",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2026-06-30T19:42:12Z",
    "title_canon_sha256": "086fe6251482aaaa6ca9b08ee869391a90f70fe6fb7756a00b30671aeda6a388"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.00102",
    "kind": "arxiv",
    "version": 1
  }
}