Pith Number

pith:O2U6546L

pith:2018:O2U6546L3K4GPHM5XXYEKKRIRD

not attested not anchored not stored refs pending

Koopmans-compliant functionals and potentials and their application to the GW100 test-set

Andrea Ferretti, Ngoch Linh Nguyen, Nicola Colonna, Nicola Marzari

arxiv:1810.02111 v1 · 2018-10-04 · physics.comp-ph · 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{O2U6546L3K4GPHM5XXYEKKRIRD}

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	2026-05-17T23:41:17.816809Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

76a9eef3cbdab8679d9dbdf0452a2888cc3d48ad7a56287211796f76867c3bba

Aliases

arxiv: 1810.02111 · arxiv_version: 1810.02111v1 · doi: 10.48550/arxiv.1810.02111 · pith_short_12: O2U6546L3K4G · pith_short_16: O2U6546L3K4GPHM5 · pith_short_8: O2U6546L

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/O2U6546L3K4GPHM5XXYEKKRIRD \
  | 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: 76a9eef3cbdab8679d9dbdf0452a2888cc3d48ad7a56287211796f76867c3bba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f86e7066ffbba1859815586a7b31dc63f534a5364e4c2ce33a1afd5a2d6fd860",
    "cross_cats_sorted": [
      "physics.chem-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2018-10-04T09:16:16Z",
    "title_canon_sha256": "c71622f3d89980e7cf092e9f9b71b39d277c6cb70cae2cebd1e1857530b99e24"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.02111",
    "kind": "arxiv",
    "version": 1
  }
}