Pith Number

pith:P6B6BIDH

pith:2007:P6B6BIDH2SZZXC5ZD3VTJ3NZZY

not attested not anchored not stored refs pending

Functional Renormalization Group calculation of the Fermi surface of a spin-ladder

Gilles Abramovici (LPS), Michel H\'eritier (LPS)

arxiv:cond-mat/0702440 v1 · 2007-02-19 · 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{P6B6BIDH2SZZXC5ZD3VTJ3NZZY}

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	2026-05-18T01:09:20.929282Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7f83e0a067d4b39b8bb91eeb34edb9ce01eb4a5a9210008f92c4f1823893d1f6

Aliases

arxiv: cond-mat/0702440 · arxiv_version: cond-mat/0702440v1 · doi: 10.48550/arxiv.cond-mat/0702440 · pith_short_12: P6B6BIDH2SZZ · pith_short_16: P6B6BIDH2SZZXC5Z · pith_short_8: P6B6BIDH

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/P6B6BIDH2SZZXC5ZD3VTJ3NZZY \
  | 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: 7f83e0a067d4b39b8bb91eeb34edb9ce01eb4a5a9210008f92c4f1823893d1f6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "acc613196676b728a70cf266034d7a676a7d4e3b6d82803fadf39cdf7caf6da5",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2007-02-19T14:25:37Z",
    "title_canon_sha256": "04206e1cdac83693628227e95b9c9306eada7339c4da8f053180496a366d47b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0702440",
    "kind": "arxiv",
    "version": 1
  }
}