Pith Number

pith:R5TO64O2

pith:2009:R5TO64O2ACXK4L4H4EB2DEHRKU

not attested not anchored not stored refs pending

Role of Exchange in Density Functional Theory for Weakly-Interacting Systems: Quantum Monte Carlo Analysis of Electron Density and Interaction Energy

Jeffrey C. Grossman, Yosuke Kanai

arxiv:0909.2357 v1 · 2009-09-12 · cond-mat.mtrl-sci · cond-mat.other

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R5TO64O2ACXK4L4H4EB2DEHRKU}

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	2026-05-18T02:11:48.509252Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f66ef71da00aeae2f87e103a190f15517139ddc368a7f6392c7bb3c1fd1ee68

Aliases

arxiv: 0909.2357 · arxiv_version: 0909.2357v1 · doi: 10.48550/arxiv.0909.2357 · pith_short_12: R5TO64O2ACXK · pith_short_16: R5TO64O2ACXK4L4H · pith_short_8: R5TO64O2

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/R5TO64O2ACXK4L4H4EB2DEHRKU \
  | 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: 8f66ef71da00aeae2f87e103a190f15517139ddc368a7f6392c7bb3c1fd1ee68

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ba0a4e9f2e92ab7523aa8c689f43fac2a5f0bdd2da1a0c887d4517e191664b1d",
    "cross_cats_sorted": [
      "cond-mat.other"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2009-09-12T19:15:02Z",
    "title_canon_sha256": "6ecc8f2b180f9aade4a55dc0c594c1ffd29585635102e1bbdd391b35609dfcf5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.2357",
    "kind": "arxiv",
    "version": 1
  }
}