Pith Number

pith:CZY6PKC6

pith:2006:CZY6PKC6LIGY4WKWMAVSXCFH5G

not attested not anchored not stored refs pending

Ground state fidelity and quantum phase transitions in free Fermi systems

M. Cozzini, P. Giorda, P. Zanardi

arxiv:quant-ph/0606130 v1 · 2006-06-15 · quant-ph · 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{CZY6PKC6LIGY4WKWMAVSXCFH5G}

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	2026-05-18T01:37:54.596859Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1671e7a85e5a0d8e5956602b2b88a7e9b548ca312d8205977a90b09ab04145c2

Aliases

arxiv: quant-ph/0606130 · arxiv_version: quant-ph/0606130v1 · doi: 10.48550/arxiv.quant-ph/0606130 · pith_short_12: CZY6PKC6LIGY · pith_short_16: CZY6PKC6LIGY4WKW · pith_short_8: CZY6PKC6

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/CZY6PKC6LIGY4WKWMAVSXCFH5G \
  | 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: 1671e7a85e5a0d8e5956602b2b88a7e9b548ca312d8205977a90b09ab04145c2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "50de862cadb9ed2585baa0c089774a8a6a2765a5cad3b1599447515aee64cc04",
    "cross_cats_sorted": [
      "cond-mat.str-el"
    ],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2006-06-15T09:10:42Z",
    "title_canon_sha256": "d0b079132288b2f98b48e89e5c2c609ddcfc172c3db67fbb42f2a2ba4e85afa2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0606130",
    "kind": "arxiv",
    "version": 1
  }
}