Pith Number

pith:HOWRIQ63

pith:2006:HOWRIQ63Q7YXFTC7465X3WT4YA

not attested not anchored not stored refs pending

Calculations of Hubbard U from first-principles

F. Aryasetiawan, K. Karlsson, O. Jepsen, U. Schonberger

arxiv:cond-mat/0603138 v1 · 2006-03-06 · cond-mat.str-el

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HOWRIQ63Q7YXFTC7465X3WT4YA}

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	2026-07-04T17:00:11.724105Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3bad1443db87f172cc5fe7bb7dda7cc028f45ab3bcba3fedd41711fb1a39f9b1

Aliases

arxiv: cond-mat/0603138 · arxiv_version: cond-mat/0603138v1 · doi: 10.48550/arxiv.cond-mat/0603138 · pith_short_12: HOWRIQ63Q7YX · pith_short_16: HOWRIQ63Q7YXFTC7 · pith_short_8: HOWRIQ63

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/HOWRIQ63Q7YXFTC7465X3WT4YA \
  | 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: 3bad1443db87f172cc5fe7bb7dda7cc028f45ab3bcba3fedd41711fb1a39f9b1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "450e6214f3b3c98686220c19fe6bb3bb768e02c2397e87c6f5d272bd0f1c0841",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2006-03-06T16:42:16Z",
    "title_canon_sha256": "efc5988869893cf975ba12e2bffa8bcc8a8770f2f6907259fc9f351e83197549"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0603138",
    "kind": "arxiv",
    "version": 1
  }
}