Pith Number

pith:TUQMDKVW

pith:2018:TUQMDKVW4O4QTNQQJQKS52HLYB

not attested not anchored not stored refs pending

Equation-of-Motion Coupled-Cluster Theory based on the 4-component Dirac-Coulomb(-Gaunt) Hamiltonian. Energies for single electron detachment, attachment and electronically excited states

Andre Severo Pereira Gomes, Avijit Shee, Lucas Visscher, Trond Saue

arxiv:1808.08205 v2 · 2018-08-24 · 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{TUQMDKVW4O4QTNQQJQKS52HLYB}

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	2026-05-18T00:01:16.407306Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9d20c1aab6e3b909b6104c152ee8ebc07ae5d8663458025143649ec40f20121f

Aliases

arxiv: 1808.08205 · arxiv_version: 1808.08205v2 · doi: 10.48550/arxiv.1808.08205 · pith_short_12: TUQMDKVW4O4Q · pith_short_16: TUQMDKVW4O4QTNQQ · pith_short_8: TUQMDKVW

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/TUQMDKVW4O4QTNQQJQKS52HLYB \
  | 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: 9d20c1aab6e3b909b6104c152ee8ebc07ae5d8663458025143649ec40f20121f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "628b7050e41b79d3b8afca1c765f50c7f1f3f5cff22af67c43b4b0cbe19fa350",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2018-08-24T16:46:32Z",
    "title_canon_sha256": "60172fba3d40c9d6832dd72bc57289281edcce0a33744aa7740f78fb1695a4bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.08205",
    "kind": "arxiv",
    "version": 2
  }
}