Pith Number

pith:PKPBOQVC

pith:2025:PKPBOQVCWXL3X6OKLGMR2EPY2D

not attested not anchored not stored refs pending

Localised and Delocalised Charge Distribution in a Diamine Cation and Rydberg Excited State: A Challenging Test for Density Functionals

Benedikt O. Birgisson, Elvar \"O. J\'onsson, Hannes J\'onsson, Hemanadhan Myneni, Marta Ga{\l}y\'nska, Ragnar Bjornsson

arxiv:2506.05077 v1 · 2025-06-05 · 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{PKPBOQVCWXL3X6OKLGMR2EPY2D}

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	2026-07-05T11:16:41.944625Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7a9e1742a2b5d7bbf9ca59991d11f8d0d4e2f28b77fd1e330c914c18dbbcaa66

Aliases

arxiv: 2506.05077 · arxiv_version: 2506.05077v1 · doi: 10.48550/arxiv.2506.05077 · pith_short_12: PKPBOQVCWXL3 · pith_short_16: PKPBOQVCWXL3X6OK · pith_short_8: PKPBOQVC

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/PKPBOQVCWXL3X6OKLGMR2EPY2D \
  | 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: 7a9e1742a2b5d7bbf9ca59991d11f8d0d4e2f28b77fd1e330c914c18dbbcaa66

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3e498b0207355c2bd7688d89a0ef604a36f82bc72b5beda2c3d6b43fed52f00d",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2025-06-05T14:23:47Z",
    "title_canon_sha256": "b51045bbb3d8119f4439a2af17be2fbc265ac4b33e2129af34f7402f47c75003"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.05077",
    "kind": "arxiv",
    "version": 1
  }
}