Pith Number

pith:EBA4Q3VZ

pith:2013:EBA4Q3VZZFK3RSR44MZXKA6I27

not attested not anchored not stored refs pending

Hybrid RHF/MP2 geometry optimizations with the Effective Fragment Molecular Orbital Method

Anders S. Christensen, Casper Steinmann, Dmitri G. Fedorov, Jan H. Jensen

arxiv:1305.0676 v3 · 2013-05-03 · 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{EBA4Q3VZZFK3RSR44MZXKA6I27}

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	2026-05-18T02:57:23.931253Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2041c86eb9c955b8ca3ce3337503c8d7fbab3b28b1f4ec4d0b7f5ab7b8b590df

Aliases

arxiv: 1305.0676 · arxiv_version: 1305.0676v3 · doi: 10.48550/arxiv.1305.0676 · pith_short_12: EBA4Q3VZZFK3 · pith_short_16: EBA4Q3VZZFK3RSR4 · pith_short_8: EBA4Q3VZ

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/EBA4Q3VZZFK3RSR44MZXKA6I27 \
  | 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: 2041c86eb9c955b8ca3ce3337503c8d7fbab3b28b1f4ec4d0b7f5ab7b8b590df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b993dec3e54af9e94608646d0da301eda021cf034e325a5e5638d66d3cf3946e",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2013-05-03T11:39:01Z",
    "title_canon_sha256": "5bfae76c6fc8c6a42ab646c20ba67f38455993ec05561f91a072db5f43df6dca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.0676",
    "kind": "arxiv",
    "version": 3
  }
}