Pith Number

pith:CCUJOAV3

pith:2020:CCUJOAV3GZO4QM5HHO35YWRRQD

not attested not anchored not stored refs pending

The DIRAC code for relativistic molecular calculations

Andre Severo Pereira Gomes, Avijit Shee, Ayaki Sunaga, Benjamin Helmich-Paris, Bruno Senjean, Christoph R. Jacob, Elke Fa{\ss}hauer, Ephraim Eliav, Erik Donovan Hedeg{\aa}rd, Hans J{\o}rgen Aagaard Jensen, Ignacio Agust{\i}n Aucar, J\'ogvan Magnus Haugaard Olsen, Jon K Laerdahl, Joost N. P. van Stralen, Kenneth G. Dyall, Lo{\i}c Halbert, Lucas Visscher, Malaya K Nayak, Ma{\l}gorzata Olejniczak, Markus Pernpointner, Marta L. Vidal, Miroslav Ilia\v{s}, Radovan Bast, Roberto Di Remigio, Stefan Knecht, Timo Fleig, Trond Saue

arxiv:2002.06121 v1 · 2020-02-14 · 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{CCUJOAV3GZO4QM5HHO35YWRRQD}

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	2026-07-05T02:54:13.445189Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

10a89702bb365dc833a73bb7dc5a3180fa78071e93cf7c4c2af9a26ec87fb349

Aliases

arxiv: 2002.06121 · arxiv_version: 2002.06121v1 · doi: 10.48550/arxiv.2002.06121 · pith_short_12: CCUJOAV3GZO4 · pith_short_16: CCUJOAV3GZO4QM5H · pith_short_8: CCUJOAV3

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/CCUJOAV3GZO4QM5HHO35YWRRQD \
  | 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: 10a89702bb365dc833a73bb7dc5a3180fa78071e93cf7c4c2af9a26ec87fb349

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f2dfb3569a09ea241e4996010c02eb35687b773bef64ef83df9fdc2aa07b2566",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2020-02-14T16:47:01Z",
    "title_canon_sha256": "0d51e4ceae6c30fef9e5426b4bddd9d9d0b0837d1895f6c6766bce3195a938f4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.06121",
    "kind": "arxiv",
    "version": 1
  }
}