Pith Number

pith:3ITQKBZT

pith:2021:3ITQKBZT7FT43NLUMVQB2USOCT

not attested not anchored not stored refs pending

Scalable Molecular GW Calculations: Valence and Core Spectra

Alexander Kunitsa, Daniel Mejia-Rodriguez, Edoardo Apr\`a, Niranjan Govind

arxiv:2107.10423 v1 · 2021-07-22 · 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{3ITQKBZT7FT43NLUMVQB2USOCT}

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	2026-07-05T03:37:11.240432Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

da27050733f967cdb57465601d524e14d6e035893ca3389c9a05c4c6a7d45f57

Aliases

arxiv: 2107.10423 · arxiv_version: 2107.10423v1 · doi: 10.48550/arxiv.2107.10423 · pith_short_12: 3ITQKBZT7FT4 · pith_short_16: 3ITQKBZT7FT43NLU · pith_short_8: 3ITQKBZT

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/3ITQKBZT7FT43NLUMVQB2USOCT \
  | 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: da27050733f967cdb57465601d524e14d6e035893ca3389c9a05c4c6a7d45f57

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bdf9bb5bd02d0d8c977e8c9fd6b471bcb8743044ea33ed01efbdca25e5b0f5ca",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2021-07-22T02:31:29Z",
    "title_canon_sha256": "d9dc317cf690d3b01a0a7582c5d6e3e39333ac26a4e2fdc15e802a63fa2eb192"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.10423",
    "kind": "arxiv",
    "version": 1
  }
}