Pith Number

pith:NEFLNMZY

pith:2010:NEFLNMZY5WAAJJBP5EALGDG4YJ

not attested not anchored not stored refs pending

Double-hybrid density-functional theory made rigorous

Andreas Savin (LCT), Julien Toulouse (LCT), Kamal Sharkas (LCT)

arxiv:1012.5823 v2 · 2010-12-28 · physics.chem-ph · 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{NEFLNMZY5WAAJJBP5EALGDG4YJ}

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	2026-05-18T04:28:21.381851Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

690ab6b338ed8004a42fe900b30cdcc277454a95b87ffcace7067ed5022a5fbf

Aliases

arxiv: 1012.5823 · arxiv_version: 1012.5823v2 · doi: 10.48550/arxiv.1012.5823 · pith_short_12: NEFLNMZY5WAA · pith_short_16: NEFLNMZY5WAAJJBP · pith_short_8: NEFLNMZY

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/NEFLNMZY5WAAJJBP5EALGDG4YJ \
  | 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: 690ab6b338ed8004a42fe900b30cdcc277454a95b87ffcace7067ed5022a5fbf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9a5c4ce63d4e77ca806809a6d1e5a2d80152edd6bc1a063ea408b7d344c118d0",
    "cross_cats_sorted": [
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2010-12-28T19:23:08Z",
    "title_canon_sha256": "7278cb384ca05287035527ea37566346bf864c7722d5415333ca24e2f91fe6b9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.5823",
    "kind": "arxiv",
    "version": 2
  }
}