Pith Number

pith:5X2V6JAS

pith:1998:5X2V6JASUWFKKKN2XVJNM5X3M7

not attested not anchored not stored refs pending

The moment sum rule and its consequences for ferromagnetism in the Hubbard model

M. Potthoff, T. Herrmann, T. Wegner, W. Nolting

arxiv:cond-mat/9809212 v1 · 1998-09-15 · 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{5X2V6JASUWFKKKN2XVJNM5X3M7}

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	2026-05-18T01:39:30.033004Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

edf55f2412a58aa529babd52d676fb67e1c3797d3eec6c73891d95c2e1dea54e

Aliases

arxiv: cond-mat/9809212 · arxiv_version: cond-mat/9809212v1 · doi: 10.48550/arxiv.cond-mat/9809212 · pith_short_12: 5X2V6JASUWFK · pith_short_16: 5X2V6JASUWFKKKN2 · pith_short_8: 5X2V6JAS

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/5X2V6JASUWFKKKN2XVJNM5X3M7 \
  | 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: edf55f2412a58aa529babd52d676fb67e1c3797d3eec6c73891d95c2e1dea54e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5cc0ba66f44e4c927e693804c98fc37de70608699525233860b2d52b62af82cc",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "1998-09-15T14:50:37Z",
    "title_canon_sha256": "467c04785582586475afd0360daaadf768a42ccb2a19008b2b64c372ddd9207a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/9809212",
    "kind": "arxiv",
    "version": 1
  }
}