Pith Number

pith:CGJ7V7XS

pith:2019:CGJ7V7XS2JXR463JSF5L2OEI7W

not attested not anchored not stored refs pending

Ab Initio Bethe-Salpeter Equation Approach to Neutral Excitations in Molecules with Numeric Atom-Centered Orbitals

Chi Liu, Heiko Appel, Jan Kloppenburg, Volker Blum, Xinguo Ren, Yosuke Kanai

arxiv:1908.01431 v1 · 2019-08-05 · cond-mat.mtrl-sci

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CGJ7V7XS2JXR463JSF5L2OEI7W}

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	2026-07-05T00:41:34.077131Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1193fafef2d26f1e7b69917abd3888fd9048e2b66557876d51707bb04a128d40

Aliases

arxiv: 1908.01431 · arxiv_version: 1908.01431v1 · doi: 10.48550/arxiv.1908.01431 · pith_short_12: CGJ7V7XS2JXR · pith_short_16: CGJ7V7XS2JXR463J · pith_short_8: CGJ7V7XS

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/CGJ7V7XS2JXR463JSF5L2OEI7W \
  | 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: 1193fafef2d26f1e7b69917abd3888fd9048e2b66557876d51707bb04a128d40

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "704ac8b4decb2520b51da0231c1901c98178019da170ceae66a40b37bcedfe9e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2019-08-05T00:45:04Z",
    "title_canon_sha256": "775f180654b983fa6b4b092c92635b12bdc2140f334c02528608618f3dabea5a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.01431",
    "kind": "arxiv",
    "version": 1
  }
}