Pith Number

pith:2FPNI4NX

pith:2002:2FPNI4NX4FATUQ5ASABY7I4TX6

not attested not anchored not stored refs pending

Fermi 1D quantum gas: Luttinger liquid approach and spin-charge separation

A. Recati, P.O. Fedichev, P. Zoller, W. Zwerger

arxiv:cond-mat/0212195 v1 · 2002-12-09 · cond-mat.str-el · cond-mat.soft

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2FPNI4NX4FATUQ5ASABY7I4TX6}

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	2026-05-18T00:21:05.510570Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d15ed471b7e1413a43a090038fa393bfa5eb150bbf8c6f9a26661b809c230877

Aliases

arxiv: cond-mat/0212195 · arxiv_version: cond-mat/0212195v1 · doi: 10.48550/arxiv.cond-mat/0212195 · pith_short_12: 2FPNI4NX4FAT · pith_short_16: 2FPNI4NX4FATUQ5A · pith_short_8: 2FPNI4NX

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/2FPNI4NX4FATUQ5ASABY7I4TX6 \
  | 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: d15ed471b7e1413a43a090038fa393bfa5eb150bbf8c6f9a26661b809c230877

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d1bd260a669309830050ba5f5cde39eaa06ee15aaa4288287babead5655b192b",
    "cross_cats_sorted": [
      "cond-mat.soft"
    ],
    "license": "",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2002-12-09T18:10:27Z",
    "title_canon_sha256": "17915db6f3f6b1eff495758c232283dfafa3e003748a37645190720d68562844"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0212195",
    "kind": "arxiv",
    "version": 1
  }
}