Pith Number

pith:66JVDXOP

pith:2007:66JVDXOPO6ZXVBOC5YEFORFBT2

not attested not anchored not stored refs pending

Drude Weight of the Two-Dimensional Hubbard Model -- Reexamination of Finite-Size Effect in Exact Diagonalization Study --

Hiroki Nakano, Masatoshi Imada, Yoshinori Takahashi

arxiv:cond-mat/0701735 v1 · 2007-01-30 · 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{66JVDXOPO6ZXVBOC5YEFORFBT2}

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	2026-05-18T04:28:36.631242Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f79351ddcf77b37a85c2ee085744a19ea3d3990aa642864826db975ff58aece6

Aliases

arxiv: cond-mat/0701735 · arxiv_version: cond-mat/0701735v1 · doi: 10.48550/arxiv.cond-mat/0701735 · pith_short_12: 66JVDXOPO6ZX · pith_short_16: 66JVDXOPO6ZXVBOC · pith_short_8: 66JVDXOP

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/66JVDXOPO6ZXVBOC5YEFORFBT2 \
  | 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: f79351ddcf77b37a85c2ee085744a19ea3d3990aa642864826db975ff58aece6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "28aad975837e16f88053d5df8a48f81e8998f5f4f7668f114d6df2558ca36871",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2007-01-30T06:29:01Z",
    "title_canon_sha256": "a11f25c9dccbac279572de431f66b122bb81e7de760203e38320b4a5242d5626"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0701735",
    "kind": "arxiv",
    "version": 1
  }
}