Pith Number

pith:QX46OSHL

pith:2006:QX46OSHLP2UU6KHE4V4JSEEMYS

not attested not anchored not stored refs pending

Charge Gap in the One-Dimensional Extended Hubbard Model at Quarter Filling

K. Sano, Y. Ono

arxiv:cond-mat/0612050 v1 · 2006-12-02 · 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{QX46OSHLP2UU6KHE4V4JSEEMYS}

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	2026-05-18T01:39:39.192159Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85f9e748eb7ea94f28e4e57899108cc49c4a1da19abb1ca98b0a595d04b142c1

Aliases

arxiv: cond-mat/0612050 · arxiv_version: cond-mat/0612050v1 · doi: 10.48550/arxiv.cond-mat/0612050 · pith_short_12: QX46OSHLP2UU · pith_short_16: QX46OSHLP2UU6KHE · pith_short_8: QX46OSHL

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/QX46OSHLP2UU6KHE4V4JSEEMYS \
  | 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: 85f9e748eb7ea94f28e4e57899108cc49c4a1da19abb1ca98b0a595d04b142c1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9585ada4f124f8c1e06dae3936d5ef4adff3ce15c1072886b9fa09c736c57ab0",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2006-12-02T03:07:39Z",
    "title_canon_sha256": "3f993039ba8873bd5354298cd0ee6a78cdd22c09e6f6de36f4047be10e905bb7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0612050",
    "kind": "arxiv",
    "version": 1
  }
}