Pith Number

pith:FXWTW5IX

pith:2026:FXWTW5IXKAY6TS3W5QY57MHP6U

not attested not anchored not stored refs pending

Sparse Configuration Interaction for the Electronic Schr\"odinger Equation Revisited: Complete Basis Set Limit Complexity and Quantum-Encoding Impact

Jan Hamaekers, Michael Griebel

arxiv:2606.20385 v1 · 2026-06-18 · quant-ph · cs.NA · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FXWTW5IXKAY6TS3W5QY57MHP6U}

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	2026-06-19T16:13:11.199445Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ded3b75175031e9cb76ec31dfb0eff534cf810ac6d08cb4badfca0bf8804762

Aliases

arxiv: 2606.20385 · arxiv_version: 2606.20385v1 · doi: 10.48550/arxiv.2606.20385 · pith_short_12: FXWTW5IXKAY6 · pith_short_16: FXWTW5IXKAY6TS3W · pith_short_8: FXWTW5IX

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/FXWTW5IXKAY6TS3W5QY57MHP6U \
  | 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: 2ded3b75175031e9cb76ec31dfb0eff534cf810ac6d08cb4badfca0bf8804762

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "509ded9a8ae576009707f6bf1b5fb2f75b40c2acb36f0eec7cd0f1d220f8c142",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-06-18T15:43:49Z",
    "title_canon_sha256": "04cc45e9620405c4cd0db72368f30a0a2fcbeed33dc58ff28095cd921b8e6136"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.20385",
    "kind": "arxiv",
    "version": 1
  }
}