Pith Number

pith:X7CEUECF

pith:2015:X7CEUECF3EITKVB4432UZHIEYJ

not attested not anchored not stored refs pending

New Approaches for ab initio Calculations of Molecules with Strong Electron Correlation

Andrea Muolo, Arseny Kovyrshin, Christopher J. Stein, Erik Donovan Hedeg{\aa}rd, Markus Reiher, Sebastian Keller, Stefan Knecht, Yingjin Ma

arxiv:1512.09267 v2 · 2015-12-31 · physics.chem-ph · cond-mat.str-el · 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{X7CEUECF3EITKVB4432UZHIEYJ}

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	2026-05-18T00:52:23.665029Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bfc44a1045d91135543ce6f54c9d04c25cd1b0862a440755f4b6a06766d43f89

Aliases

arxiv: 1512.09267 · arxiv_version: 1512.09267v2 · doi: 10.48550/arxiv.1512.09267 · pith_short_12: X7CEUECF3EIT · pith_short_16: X7CEUECF3EITKVB4 · pith_short_8: X7CEUECF

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/X7CEUECF3EITKVB4432UZHIEYJ \
  | 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: bfc44a1045d91135543ce6f54c9d04c25cd1b0862a440755f4b6a06766d43f89

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e7de4ee4546763345cb0e90e1d5efa448ab90f9334f8b21f789bcac37bc8a84e",
    "cross_cats_sorted": [
      "cond-mat.str-el",
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2015-12-31T12:19:20Z",
    "title_canon_sha256": "9979ae1943cd5c9da5b8e5daeb8288e55685f707e96ab4bb49d3ab980b9c1449"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.09267",
    "kind": "arxiv",
    "version": 2
  }
}