Pith Number

pith:FADDNKKP

pith:1997:FADDNKKPJFY5GCZJXBVZFH5DJZ

not attested not anchored not stored refs pending

Metal-Insulator Transition in the Two-Dimensional Hubbard Model at Half-Filling with Lifetime Effects within the Moment Approach

J.J. Rodr\'iguez-N\'u\~nez, S. Schafroth

arxiv:cond-mat/9709080 v1 · 1997-09-05 · 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{FADDNKKPJFY5GCZJXBVZFH5DJZ}

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	2026-05-18T01:09:20.162435Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

280636a94f4971d30b29b86b929fa34e570b56aadf79d616618a222e281d5d9e

Aliases

arxiv: cond-mat/9709080 · arxiv_version: cond-mat/9709080v1 · doi: 10.48550/arxiv.cond-mat/9709080 · pith_short_12: FADDNKKPJFY5 · pith_short_16: FADDNKKPJFY5GCZJ · pith_short_8: FADDNKKP

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/FADDNKKPJFY5GCZJXBVZFH5DJZ \
  | 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: 280636a94f4971d30b29b86b929fa34e570b56aadf79d616618a222e281d5d9e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "47752cc902a16e9e48fbc28a804f6b6d409e6f23fd625ece752c74921c7782a7",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat",
    "submitted_at": "1997-09-05T14:36:02Z",
    "title_canon_sha256": "6e495f3f198db7387192f4830304bbab30abdc2bcfaee34668c12171d30ca8f1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/9709080",
    "kind": "arxiv",
    "version": 1
  }
}