Pith Number

pith:646SVNEW

pith:1996:646SVNEWQ67Y52IQLINCQ4XSEN

not attested not anchored not stored refs pending

Moment Approach for the 2D Attractive Hubbard Model

A. Delfino, C.E. Cordeiro, J.J. Rodr\'iguez-N\'u\~nez

arxiv:cond-mat/9608062 v1 · 1996-08-14 · cond-mat

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{646SVNEWQ67Y52IQLINCQ4XSEN}

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	2026-05-18T01:08:36.331448Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f73d2ab49687bf8ee9105a1a2872f2237dd467ae735f76bfd0c560d4f50496ba

Aliases

arxiv: cond-mat/9608062 · arxiv_version: cond-mat/9608062v1 · doi: 10.48550/arxiv.cond-mat/9608062 · pith_short_12: 646SVNEWQ67Y · pith_short_16: 646SVNEWQ67Y52IQ · pith_short_8: 646SVNEW

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/646SVNEWQ67Y52IQLINCQ4XSEN \
  | 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: f73d2ab49687bf8ee9105a1a2872f2237dd467ae735f76bfd0c560d4f50496ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "921bcb99425ba6090b1ff440121ab5c2b9c71bffce82eece8874a41bf9342afa",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat",
    "submitted_at": "1996-08-14T18:15:21Z",
    "title_canon_sha256": "ca3d14703859daea1258313245d00b043a760f74c088d4d22cb7c3cc69940aa9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/9608062",
    "kind": "arxiv",
    "version": 1
  }
}