Pith Number

pith:FC6GN4BP

pith:2009:FC6GN4BPRKEP4UKC6MLRR2ET66

not attested not anchored not stored refs pending

Ionic Hubbard model on a triangular lattice for Na_0.5CoO_2, Rb_0.5CoO_2 and K_0.5CoO_2: Mean-field slave boson theory

B. J. Powell, J. Merino, Ross H. McKenzie

arxiv:0904.0505 v2 · 2009-04-03 · cond-mat.str-el · cond-mat.supr-con

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FC6GN4BPRKEP4UKC6MLRR2ET66}

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	2026-05-18T03:24:07.127280Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

28bc66f02f8a88fe5142f31718e893f79514f3a644eb897662ae64faf310d263

Aliases

arxiv: 0904.0505 · arxiv_version: 0904.0505v2 · doi: 10.48550/arxiv.0904.0505 · pith_short_12: FC6GN4BPRKEP · pith_short_16: FC6GN4BPRKEP4UKC · pith_short_8: FC6GN4BP

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/FC6GN4BPRKEP4UKC6MLRR2ET66 \
  | 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: 28bc66f02f8a88fe5142f31718e893f79514f3a644eb897662ae64faf310d263

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a4f374a2e3c7b1031940769cf3dc8f257c6454415c6f486a8c03cb9a48ee73df",
    "cross_cats_sorted": [
      "cond-mat.supr-con"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2009-04-03T16:08:39Z",
    "title_canon_sha256": "b5b05fd2ae7c757a077d3ca0f9a1213ef4e5544481ed8ecf5e1f880c276290fd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0904.0505",
    "kind": "arxiv",
    "version": 2
  }
}