Pith Number

pith:D4N6KLR4

pith:2009:D4N6KLR4I7DFAJLUYCOZ7YWXNA

not attested not anchored not stored refs pending

Ab initio calculation of the 66 low lying electronic states of HeH$^+$: adiabatic and diabatic representations

J. Lievin, J. Loreau, N. Vaeck, P. Palmeri, P. Quinet

arxiv:0911.4585 v2 · 2009-11-24 · physics.atom-ph · 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{D4N6KLR4I7DFAJLUYCOZ7YWXNA}

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	2026-05-18T02:10:37.165968Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1f1be52e3c47c6502574c09d9fe2d76834daeb262ffbd291c31d0cc42095b223

Aliases

arxiv: 0911.4585 · arxiv_version: 0911.4585v2 · doi: 10.48550/arxiv.0911.4585 · pith_short_12: D4N6KLR4I7DF · pith_short_16: D4N6KLR4I7DFAJLU · pith_short_8: D4N6KLR4

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/D4N6KLR4I7DFAJLUYCOZ7YWXNA \
  | 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: 1f1be52e3c47c6502574c09d9fe2d76834daeb262ffbd291c31d0cc42095b223

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eda4fedbeb169e4e47d0502d5f01edc4cdbf2535af10d1e8b0bf9e6b7b13ce3e",
    "cross_cats_sorted": [
      "physics.chem-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2009-11-24T09:56:00Z",
    "title_canon_sha256": "7cf06ff5ba71634a36124ffd5da827ed647e53523cd1bb72488842d16381fad0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.4585",
    "kind": "arxiv",
    "version": 2
  }
}