Pith Number

pith:TAH3WJIK

pith:2020:TAH3WJIKGMODSP6GDYCKNBM2ZX

not attested not anchored not stored refs pending

Recent developments in the PySCF program package

Alec White, Alexander Sokolov, Artem Pulkin, Bastien Mussard, Chong Sun, Elvira Sayfutyarova, Enrico Ronca, Garnet Kin-Lic Chan, George H. Booth, Henry F. Schurkus, Hung Q. Pham, James Daniel Whitfield, James D. McClain, James E. T. Smith, Jan Hermann, Janus Juul Eriksen, Jason M. Yu, Jia Chen, Jun Yang, Junzi Liu, Kevin Koh, Lucas K. Wagner, Marc Barbry, Mario Motta, Mark J. Williamson, Matthew R. Hermes, Maximilian Scheurer, Narbe Mardirossian, Nick S. Blunt, Nikolay A. Bogdanov, Paul J. Robinson, Peng Bao, Peter Koval, Qiming Sun, Samragni Banerjee, Sandeep Sharma, Sebastian Wouters, Sheng Guo, Shi-Ning Sun, Shiv Upadhyay, Susi Lehtola, Tianyu Zhu, Timothy C. Berkelbach, Wirawan Purwanto, Xiao Wang, Xing Zhang, Yang Gao, Zhendong Li, Zhi-Hao Cui

arxiv:2002.12531 v2 · 2020-02-28 · physics.chem-ph · physics.comp-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{TAH3WJIKGMODSP6GDYCKNBM2ZX}

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	2026-07-05T03:42:37.086205Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

980fbb250a331c393fc61e04a6859acde7f5a60925d812461b8abd4560032afc

Aliases

arxiv: 2002.12531 · arxiv_version: 2002.12531v2 · doi: 10.48550/arxiv.2002.12531 · pith_short_12: TAH3WJIKGMOD · pith_short_16: TAH3WJIKGMODSP6G · pith_short_8: TAH3WJIK

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/TAH3WJIKGMODSP6GDYCKNBM2ZX \
  | 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: 980fbb250a331c393fc61e04a6859acde7f5a60925d812461b8abd4560032afc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "64428a9042d4f523eb2f639e30ecc8f5551dea1629b6a9b0dac4e6c8296dde9d",
    "cross_cats_sorted": [
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2020-02-28T03:54:04Z",
    "title_canon_sha256": "63c1f6f7b0eb3cd240d266ce8bfef8fda5ecdb997e8eac9adf1169eacc50856e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.12531",
    "kind": "arxiv",
    "version": 2
  }
}