Pith Number

pith:ZTTRKEZK

pith:2025:ZTTRKEZKDH7XYLSSU5YIPBPE2A

not attested not anchored not stored refs pending

An improved guess for the variational calculation of charge-transfer excitations in large systems

Christopher J. Stein, Martin Head-Gordon, Nicola Bogo, Zeyi Zhang

arxiv:2505.12645 v1 · 2025-05-19 · 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{ZTTRKEZKDH7XYLSSU5YIPBPE2A}

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.

Cited by

3 papers in Pith

Orbital-optimized density functional calculations of excited electronic states: Recent advances and perspectives

Excited-state Properties Beyond the Excitation Energy from Orbital-Optimized Density Functional Calculations II: Absorption Spectra

Excited-state Properties Beyond the Excitation Energy from Orbital-Optimized Density Functional Calculations I: Dipole Moments of Rydberg States

Receipt and verification

First computed	2026-07-05T11:05:07.532284Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cce715132a19ff7c2e52a7708785e4d021f5716595682202ec8b54138bc576f2

Aliases

arxiv: 2505.12645 · arxiv_version: 2505.12645v1 · doi: 10.48550/arxiv.2505.12645 · pith_short_12: ZTTRKEZKDH7X · pith_short_16: ZTTRKEZKDH7XYLSS · pith_short_8: ZTTRKEZK

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/ZTTRKEZKDH7XYLSSU5YIPBPE2A \
  | 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: cce715132a19ff7c2e52a7708785e4d021f5716595682202ec8b54138bc576f2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "875df021519032eec03e54464cbaf87c6c2b50d3e250df2062165a0a8cc863dc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2025-05-19T02:58:53Z",
    "title_canon_sha256": "3b1ab8513bec481ce256f739d94d2cf26757cdb4912b635513441612fb5933c4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.12645",
    "kind": "arxiv",
    "version": 1
  }
}