Pith Number

pith:2BBZ62UU

pith:2026:2BBZ62UUQUSFIS52EVGEIVODAM

not attested not anchored not stored refs pending

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

Elli Selenius, Gianluca Levi, Giulia Gamboni, Lorenzo Restaino

arxiv:2606.13654 v1 · 2026-06-11 · 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{2BBZ62UUQUSFIS52EVGEIVODAM}

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	2026-06-12T01:10:21.321907Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d0439f6a948524544bba254c4455c3032657b5a95c135fb0f610871deb3330bb

Aliases

arxiv: 2606.13654 · arxiv_version: 2606.13654v1 · doi: 10.48550/arxiv.2606.13654 · pith_short_12: 2BBZ62UUQUSF · pith_short_16: 2BBZ62UUQUSFIS52 · pith_short_8: 2BBZ62UU

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/2BBZ62UUQUSFIS52EVGEIVODAM \
  | 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: d0439f6a948524544bba254c4455c3032657b5a95c135fb0f610871deb3330bb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f84f0f2b13682c0adc847c1303024605eec57fb78b3a791ab3b097681c2f4c36",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2026-06-11T17:53:51Z",
    "title_canon_sha256": "95eb8b9a167842fe274dcc1acca282c0b3c073c5b9527c99f63730b7ebc72c9b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.13654",
    "kind": "arxiv",
    "version": 1
  }
}