Pith Number

pith:BZPCV766

pith:2019:BZPCV766RBF7X75IMERHUOMGGT

not attested not anchored not stored refs pending

Excited States via Coupled Cluster Theory without Equation-of-Motion Methods: Seeking Higher Roots with Application to Doubly Excited States and Double Core Hole States

David W. Small, Joonho Lee, Martin Head-Gordon

arxiv:1909.10096 v1 · 2019-09-22 · 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{BZPCV766RBF7X75IMERHUOMGGT}

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	2026-07-05T00:23:24.286302Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0e5e2affde884bfbffa861227a398634f549cc1dc1d0c97c00775c94fc51daa1

Aliases

arxiv: 1909.10096 · arxiv_version: 1909.10096v1 · doi: 10.48550/arxiv.1909.10096 · pith_short_12: BZPCV766RBF7 · pith_short_16: BZPCV766RBF7X75I · pith_short_8: BZPCV766

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/BZPCV766RBF7X75IMERHUOMGGT \
  | 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: 0e5e2affde884bfbffa861227a398634f549cc1dc1d0c97c00775c94fc51daa1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad82523f4a8a52af6745337824eef0fb83dd96d0f8df2c5b6009703cac71e50e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2019-09-22T21:23:21Z",
    "title_canon_sha256": "f6b040a574c27cd23373f5c32013ce891d30a915e44d2b330f8a0b12631647f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.10096",
    "kind": "arxiv",
    "version": 1
  }
}