Pith Number

pith:CLEKFF5V

pith:2008:CLEKFF5VVVMURRIIMXIUX3CWZR

not attested not anchored not stored refs pending

Fermions with attractive interactions on optical lattices and implications for correlated systems

Chih-Chun Chien, K. Levin, Qijin Chen

arxiv:0808.1900 v2 · 2008-08-13 · cond-mat.other · cond-mat.quant-gas · 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{CLEKFF5VVVMURRIIMXIUX3CWZR}

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	2026-05-18T04:13:46.048894Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

12c8a297b5ad5948c50865d14bec56cc7f68763e8d59f694c943c4036559b308

Aliases

arxiv: 0808.1900 · arxiv_version: 0808.1900v2 · doi: 10.48550/arxiv.0808.1900 · pith_short_12: CLEKFF5VVVMU · pith_short_16: CLEKFF5VVVMURRII · pith_short_8: CLEKFF5V

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/CLEKFF5VVVMURRIIMXIUX3CWZR \
  | 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: 12c8a297b5ad5948c50865d14bec56cc7f68763e8d59f694c943c4036559b308

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "86de15d06fdd6e0d3fc8c4982d54dd090eef1ea5f0fc6678fb750e0488f9ec42",
    "cross_cats_sorted": [
      "cond-mat.quant-gas",
      "cond-mat.str-el",
      "cond-mat.supr-con"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.other",
    "submitted_at": "2008-08-13T21:29:06Z",
    "title_canon_sha256": "e4397c4ba2eef546805a00544afdc1385418c6b5ed6ad03a23768eeca4054b59"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0808.1900",
    "kind": "arxiv",
    "version": 2
  }
}