Pith Number

pith:TS7FTSZF

pith:2022:TS7FTSZFKHTMQHBXAPJVNOOSJL

not attested not anchored not stored refs pending

Koopmans spectral functionals in periodic-boundary conditions

Edward Linscott, Nicola Colonna, Nicola Marzari, Riccardo De Gennaro

arxiv:2202.08155 v3 · 2022-02-16 · cond-mat.mtrl-sci · physics.comp-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{TS7FTSZFKHTMQHBXAPJVNOOSJL}

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	2026-07-05T04:42:34.243286Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9cbe59cb2551e6c81c3703d356b9d24ad1c44d4f8e16fe63f8ef707f9c5e2dc0

Aliases

arxiv: 2202.08155 · arxiv_version: 2202.08155v3 · doi: 10.48550/arxiv.2202.08155 · pith_short_12: TS7FTSZFKHTM · pith_short_16: TS7FTSZFKHTMQHBX · pith_short_8: TS7FTSZF

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/TS7FTSZFKHTMQHBXAPJVNOOSJL \
  | 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: 9cbe59cb2551e6c81c3703d356b9d24ad1c44d4f8e16fe63f8ef707f9c5e2dc0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "36e23af7b5a5926e6318799eb906d1f6de17427f319a850a5296822d05ce5627",
    "cross_cats_sorted": [
      "physics.comp-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2022-02-16T15:53:45Z",
    "title_canon_sha256": "d0ed77b6b8eb0d6fc996487b72d3a7658d78f8f00d4a331f6671721c63c9e4d9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.08155",
    "kind": "arxiv",
    "version": 3
  }
}